[menog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Mar 17 18:02:45 UTC 2017
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG,
MENOG, SAFNOG, SdNOG, BJNOG, CaribNOG and the RIPE Routing WG.
Daily listings are sent to bgp-stats at lists.apnic.net
For historical data, please see http://thyme.rand.apnic.net.
If you have any comments please contact Philip Smith <pfsinoz at gmail.com>.
Routing Table Report 04:00 +10GMT Sat 18 Mar, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 638006
Prefixes after maximum aggregation (per Origin AS): 249297
Deaggregation factor: 2.56
Unique aggregates announced (without unneeded subnets): 308468
Total ASes present in the Internet Routing Table: 56540
Prefixes per ASN: 11.28
Origin-only ASes present in the Internet Routing Table: 48937
Origin ASes announcing only one prefix: 21715
Transit ASes present in the Internet Routing Table: 7603
Transit-only ASes present in the Internet Routing Table: 215
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 41
Max AS path prepend of ASN ( 55644) 36
Prefixes from unregistered ASNs in the Routing Table: 72
Numnber of instances of unregistered ASNs: 73
Number of 32-bit ASNs allocated by the RIRs: 17731
Number of 32-bit ASNs visible in the Routing Table: 13780
Prefixes from 32-bit ASNs in the Routing Table: 55776
Number of bogon 32-bit ASNs visible in the Routing Table: 46
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 411
Number of addresses announced to Internet: 2837968708
Equivalent to 169 /8s, 39 /16s and 247 /24s
Percentage of available address space announced: 76.7
Percentage of allocated address space announced: 76.7
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.5
Total number of prefixes smaller than registry allocations: 211466
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 175063
Total APNIC prefixes after maximum aggregation: 50204
APNIC Deaggregation factor: 3.49
Prefixes being announced from the APNIC address blocks: 174394
Unique aggregates announced from the APNIC address blocks: 71975
APNIC Region origin ASes present in the Internet Routing Table: 7931
APNIC Prefixes per ASN: 21.99
APNIC Region origin ASes announcing only one prefix: 2219
APNIC Region transit ASes present in the Internet Routing Table: 1134
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 41
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2770
Number of APNIC addresses announced to Internet: 761082244
Equivalent to 45 /8s, 93 /16s and 49 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-137529
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 194687
Total ARIN prefixes after maximum aggregation: 93337
ARIN Deaggregation factor: 2.09
Prefixes being announced from the ARIN address blocks: 197063
Unique aggregates announced from the ARIN address blocks: 90389
ARIN Region origin ASes present in the Internet Routing Table: 17842
ARIN Prefixes per ASN: 11.04
ARIN Region origin ASes announcing only one prefix: 6642
ARIN Region transit ASes present in the Internet Routing Table: 1771
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 1850
Number of ARIN addresses announced to Internet: 1107752352
Equivalent to 66 /8s, 6 /16s and 245 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-397212
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8,
53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8,
65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8,
72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8,
98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8,
129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8,
137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8,
146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8,
157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8,
165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8,
173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8,
205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8,
216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 171515
Total RIPE prefixes after maximum aggregation: 84327
RIPE Deaggregation factor: 2.03
Prefixes being announced from the RIPE address blocks: 166749
Unique aggregates announced from the RIPE address blocks: 100928
RIPE Region origin ASes present in the Internet Routing Table: 23788
RIPE Prefixes per ASN: 7.01
RIPE Region origin ASes announcing only one prefix: 10974
RIPE Region transit ASes present in the Internet Routing Table: 3370
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 5632
Number of RIPE addresses announced to Internet: 710474624
Equivalent to 42 /8s, 88 /16s and 251 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-207259
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 80095
Total LACNIC prefixes after maximum aggregation: 17673
LACNIC Deaggregation factor: 4.53
Prefixes being announced from the LACNIC address blocks: 81282
Unique aggregates announced from the LACNIC address blocks: 38006
LACNIC Region origin ASes present in the Internet Routing Table: 5705
LACNIC Prefixes per ASN: 14.25
LACNIC Region origin ASes announcing only one prefix: 1554
LACNIC Region transit ASes present in the Internet Routing Table: 1037
Average LACNIC Region AS path length visible: 5.3
Max LACNIC Region AS path length visible: 36
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3228
Number of LACNIC addresses announced to Internet: 170963616
Equivalent to 10 /8s, 48 /16s and 178 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-266652 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 16539
Total AfriNIC prefixes after maximum aggregation: 3694
AfriNIC Deaggregation factor: 4.48
Prefixes being announced from the AfriNIC address blocks: 18107
Unique aggregates announced from the AfriNIC address blocks: 6813
AfriNIC Region origin ASes present in the Internet Routing Table: 1031
AfriNIC Prefixes per ASN: 17.56
AfriNIC Region origin ASes announcing only one prefix: 326
AfriNIC Region transit ASes present in the Internet Routing Table: 202
Average AfriNIC Region AS path length visible: 4.8
Max AfriNIC Region AS path length visible: 22
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 300
Number of AfriNIC addresses announced to Internet: 87176448
Equivalent to 5 /8s, 50 /16s and 53 /24s
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4538 5564 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3761 391 259 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2994 905 72 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2751 11134 752 KIXS-AS-KR Korea Telecom, KR
9829 2728 1499 540 BSNL-NIB National Internet Backbone, IN
9808 2297 8698 33 CMNET-GD Guangdong Mobile Communication
4755 2070 421 220 TATACOMM-AS TATA Communications formerl
45899 1897 1320 108 VNPT-AS-VN VNPT Corp, VN
4808 1648 1786 447 CHINA169-BJ China Unicom Beijing Provin
24560 1561 579 256 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
22773 3667 2969 150 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3274 1333 84 SHAW - Shaw Communications Inc., CA
18566 2186 405 109 MEGAPATH5-US - MegaPath Corporation, US
6389 2068 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 1977 2079 392 CHARTER-NET-HKY-NC - Charter Communicat
209 1784 5068 643 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
16509 1737 3325 558 AMAZON-02 - Amazon.com, Inc., US
30036 1718 319 409 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
6983 1689 854 231 ITCDELTA - Earthlink, Inc., US
701 1578 10583 650 UUNET - MCI Communications Services, In
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
39891 3334 171 18 ALJAWWALSTC-AS , SA
20940 3056 1124 2169 AKAMAI-ASN1 , US
9121 2656 1691 18 TTNET , TR
34984 2010 328 384 TELLCOM-AS , TR
8551 1650 377 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
13188 1646 99 58 TRIOLAN , UA
12479 1521 1033 50 UNI2-AS , ES
12389 1346 1263 551 ROSTELECOM-AS , RU
9198 1319 352 23 KAZTELECOM-AS , KZ
6849 1265 355 21 UKRTELNET , UA
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 3544 545 160 Telmex Colombia S.A., CO
8151 2491 3375 542 Uninet S.A. de C.V., MX
11830 1817 369 57 Instituto Costarricense de Electricidad
7303 1553 998 249 Telecom Argentina S.A., AR
6503 1541 437 53 Axtel, S.A.B. de C.V., MX
6147 1167 377 27 Telefonica del Peru S.A.A., PE
28573 1066 2290 192 CLARO S.A., BR
3816 1004 479 183 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11664 983 280 35 Techtel LMDS Comunicaciones Interactiva
17072 933 118 407 TOTAL PLAY TELECOMUNICACIONES SA DE CV,
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 1309 399 45 LINKdotNET-AS, EG
36903 718 361 122 MT-MPLS, MA
37611 697 67 6 Afrihost, ZA
36992 598 1375 26 ETISALAT-MISR, EG
24835 497 722 14 RAYA-AS, EG
8452 426 1474 16 TE-AS TE-AS, EG
37492 399 318 73 ORANGE-TN, TN
29571 367 36 10 CITelecom-AS, CI
15399 339 35 7 WANANCHI-KE, KE
2018 271 327 74 TENET-1, ZA
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
4538 5564 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3761 391 259 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3667 2969 150 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3544 545 160 Telmex Colombia S.A., CO
39891 3334 171 18 ALJAWWALSTC-AS , SA
6327 3274 1333 84 SHAW - Shaw Communications Inc., CA
20940 3056 1124 2169 AKAMAI-ASN1 , US
17974 2994 905 72 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2751 11134 752 KIXS-AS-KR Korea Telecom, KR
9829 2728 1499 540 BSNL-NIB National Internet Backbone, IN
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
22773 3667 3517 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7545 3761 3502 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3544 3384 Telmex Colombia S.A., CO
39891 3334 3316 ALJAWWALSTC-AS , SA
6327 3274 3190 SHAW - Shaw Communications Inc., CA
17974 2994 2922 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
9121 2656 2638 TTNET , TR
9808 2297 2264 CMNET-GD Guangdong Mobile Communication Co.Ltd.
9829 2728 2188 BSNL-NIB National Internet Backbone, IN
18566 2186 2077 MEGAPATH5-US - MegaPath Corporation, US
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65001 PRIVATE 5.143.176.0/20 15468 KLGELECS-AS 38, Teatralnaya st
65602 UNALLOCATED 8.225.192.0/24 30372 SUNESYS2 - Sunesys, LLC, US
65001 PRIVATE 31.172.192.0/20 15468 KLGELECS-AS 38, Teatralnaya st
65001 PRIVATE 31.172.192.0/21 15468 KLGELECS-AS 38, Teatralnaya st
65001 PRIVATE 31.172.200.0/21 15468 KLGELECS-AS 38, Teatralnaya st
65001 PRIVATE 31.172.208.0/21 15468 KLGELECS-AS 38, Teatralnaya st
65001 PRIVATE 31.172.216.0/21 15468 KLGELECS-AS 38, Teatralnaya st
65000 PRIVATE 31.219.177.0/25 8966 ETISALAT-AS P.O. Box 1150, Dub
65000 PRIVATE 31.219.177.128/25 8966 ETISALAT-AS P.O. Box 1150, Dub
65534 PRIVATE 36.37.120.0/24 4800 LINTASARTA-AS-AP Network Acces
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.69.225.0/24 18403 FPT-AS-AP The Corporation for Financing & Promo
100.123.218.0/24 18403 FPT-AS-AP The Corporation for Financing & Promo
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.157.128.0/17 393899 -Reserved AS-, ZZ
23.161.128.0/17 393899 -Reserved AS-, ZZ
27.100.7.0/24 56096 UNKNOWN
41.76.232.0/21 203496 AB-TELECOM , RU
41.77.248.0/21 203496 AB-TELECOM , RU
41.78.12.0/23 203496 AB-TELECOM , RU
41.78.180.0/23 37265 -Reserved AS-, ZZ
41.242.132.0/23 203496 AB-TELECOM , RU
43.224.140.0/24 38197 SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited -
43.224.141.0/24 38197 SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited -
Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:13 /10:36 /11:103 /12:280
/13:536 /14:1047 /15:1794 /16:13223 /17:7759 /18:13378
/19:24653 /20:38326 /21:41114 /22:75220 /23:62526 /24:356617
/25:554 /26:413 /27:292 /28:35 /29:19 /30:25
/31:1 /32:26
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3068 3274 SHAW - Shaw Communications Inc., CA
39891 2896 3334 ALJAWWALSTC-AS , SA
22773 2843 3667 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
18566 2079 2186 MEGAPATH5-US - MegaPath Corporation, US
9121 1872 2656 TTNET , TR
30036 1527 1718 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1461 3544 Telmex Colombia S.A., CO
6389 1375 2068 BELLSOUTH-NET-BLK - BellSouth.net Inc., US
13188 1371 1646 TRIOLAN , UA
6983 1326 1689 ITCDELTA - Earthlink, Inc., US
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1616 2:846 4:25 5:2495 6:34 8:1055
12:1817 13:92 14:1788 15:22 16:2 17:113
18:129 19:1 20:52 23:2142 24:1863 25:2
27:2379 31:1899 32:89 33:5 34:1 35:19
36:380 37:2551 38:1349 39:45 40:100 41:2904
42:461 43:1899 44:63 45:2448 46:2714 47:114
49:1220 50:972 51:18 52:746 54:358 55:6
56:4 57:41 58:1626 59:994 60:387 61:1937
62:1493 63:1922 64:4582 65:2188 66:4543 67:2265
68:1199 69:3334 70:1307 71:577 72:2146 74:2627
75:399 76:423 77:1435 78:1661 79:1316 80:1350
81:1399 82:960 83:727 84:869 85:1750 86:483
87:1147 88:786 89:2059 90:171 91:6160 92:992
93:2373 94:2370 95:2818 96:568 97:359 98:943
99:85 100:155 101:1249 103:14037 104:2801 105:165
106:485 107:1560 108:818 109:2610 110:1299 111:1723
112:1162 113:1329 114:1044 115:1730 116:1773 117:1688
118:2059 119:1615 120:952 121:1093 122:2354 123:2049
124:1530 125:1817 128:709 129:503 130:418 131:1399
132:506 133:190 134:607 135:220 136:517 137:422
138:1839 139:516 140:374 141:519 142:735 143:908
144:765 145:169 146:1036 147:662 148:1374 149:561
150:701 151:945 152:730 153:306 154:760 155:985
156:557 157:618 158:443 159:1434 160:565 161:734
162:2449 163:518 164:790 165:1158 166:388 167:1232
168:2585 169:763 170:2956 171:285 172:971 173:1806
174:802 175:728 176:1762 177:4034 178:2498 179:1120
180:2186 181:1911 182:2221 183:1052 184:835 185:9087
186:3210 187:2198 188:2447 189:1778 190:8100 191:1257
192:9284 193:5791 194:4654 195:3841 196:1965 197:1266
198:5549 199:5867 200:7387 201:4089 202:10221 203:9806
204:4472 205:2753 206:2999 207:3107 208:3904 209:3935
210:3952 211:2113 212:2810 213:2508 214:863 215:65
216:5893 217:2017 218:834 219:620 220:1708 221:908
222:723 223:1153
End of report
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