[menog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Mar 10 18:02:33 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 11 Mar, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 639763
Prefixes after maximum aggregation (per Origin AS): 249160
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 308424
Total ASes present in the Internet Routing Table: 56466
Prefixes per ASN: 11.33
Origin-only ASes present in the Internet Routing Table: 48885
Origin ASes announcing only one prefix: 21729
Transit ASes present in the Internet Routing Table: 7581
Transit-only ASes present in the Internet Routing Table: 211
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: 69
Numnber of instances of unregistered ASNs: 70
Number of 32-bit ASNs allocated by the RIRs: 17648
Number of 32-bit ASNs visible in the Routing Table: 13695
Prefixes from 32-bit ASNs in the Routing Table: 55367
Number of bogon 32-bit ASNs visible in the Routing Table: 45
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 408
Number of addresses announced to Internet: 2837876068
Equivalent to 169 /8s, 38 /16s and 141 /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: 213848
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 174984
Total APNIC prefixes after maximum aggregation: 50104
APNIC Deaggregation factor: 3.49
Prefixes being announced from the APNIC address blocks: 174317
Unique aggregates announced from the APNIC address blocks: 71873
APNIC Region origin ASes present in the Internet Routing Table: 7908
APNIC Prefixes per ASN: 22.04
APNIC Region origin ASes announcing only one prefix: 2220
APNIC Region transit ASes present in the Internet Routing Table: 1131
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: 2748
Number of APNIC addresses announced to Internet: 760936068
Equivalent to 45 /8s, 90 /16s and 246 /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: 194699
Total ARIN prefixes after maximum aggregation: 93351
ARIN Deaggregation factor: 2.09
Prefixes being announced from the ARIN address blocks: 197144
Unique aggregates announced from the ARIN address blocks: 90309
ARIN Region origin ASes present in the Internet Routing Table: 17824
ARIN Prefixes per ASN: 11.06
ARIN Region origin ASes announcing only one prefix: 6638
ARIN Region transit ASes present in the Internet Routing Table: 1772
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 27
Number of ARIN region 32-bit ASNs visible in the Routing Table: 1825
Number of ARIN addresses announced to Internet: 1107678144
Equivalent to 66 /8s, 5 /16s and 211 /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: 171000
Total RIPE prefixes after maximum aggregation: 84309
RIPE Deaggregation factor: 2.03
Prefixes being announced from the RIPE address blocks: 166169
Unique aggregates announced from the RIPE address blocks: 100699
RIPE Region origin ASes present in the Internet Routing Table: 23774
RIPE Prefixes per ASN: 6.99
RIPE Region origin ASes announcing only one prefix: 10981
RIPE Region transit ASes present in the Internet Routing Table: 3357
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 34
Number of RIPE region 32-bit ASNs visible in the Routing Table: 5614
Number of RIPE addresses announced to Internet: 710346112
Equivalent to 42 /8s, 87 /16s and 5 /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: 82674
Total LACNIC prefixes after maximum aggregation: 17651
LACNIC Deaggregation factor: 4.68
Prefixes being announced from the LACNIC address blocks: 83870
Unique aggregates announced from the LACNIC address blocks: 38378
LACNIC Region origin ASes present in the Internet Routing Table: 5693
LACNIC Prefixes per ASN: 14.73
LACNIC Region origin ASes announcing only one prefix: 1562
LACNIC Region transit ASes present in the Internet Routing Table: 1036
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: 3211
Number of LACNIC addresses announced to Internet: 171430816
Equivalent to 10 /8s, 55 /16s and 211 /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: 16303
Total AfriNIC prefixes after maximum aggregation: 3686
AfriNIC Deaggregation factor: 4.42
Prefixes being announced from the AfriNIC address blocks: 17855
Unique aggregates announced from the AfriNIC address blocks: 6810
AfriNIC Region origin ASes present in the Internet Routing Table: 1029
AfriNIC Prefixes per ASN: 17.35
AfriNIC Region origin ASes announcing only one prefix: 328
AfriNIC Region transit ASes present in the Internet Routing Table: 200
Average AfriNIC Region AS path length visible: 4.8
Max AfriNIC Region AS path length visible: 23
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 297
Number of AfriNIC addresses announced to Internet: 87023872
Equivalent to 5 /8s, 47 /16s and 225 /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 3737 391 257 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2989 905 72 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2750 11134 751 KIXS-AS-KR Korea Telecom, KR
9829 2729 1501 541 BSNL-NIB National Internet Backbone, IN
9808 2295 8698 33 CMNET-GD Guangdong Mobile Communication
4755 2067 421 219 TATACOMM-AS TATA Communications formerl
45899 1882 1307 103 VNPT-AS-VN VNPT Corp, VN
4808 1646 1786 448 CHINA169-BJ China Unicom Beijing Provin
24560 1562 580 257 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 3663 2969 149 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3325 1333 83 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 1974 2066 388 CHARTER-NET-HKY-NC - Charter Communicat
209 1781 5065 641 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
16509 1727 3323 562 AMAZON-02 - Amazon.com, Inc., US
30036 1712 319 416 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
6983 1682 852 227 ITCDELTA - Earthlink, Inc., US
701 1579 10583 651 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 3081 1143 2188 AKAMAI-ASN1 , US
9121 2636 1691 18 TTNET , TR
34984 2000 328 384 TELLCOM-AS , TR
13188 1652 99 58 TRIOLAN , UA
8551 1635 377 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12479 1509 1033 50 UNI2-AS , ES
9198 1316 352 23 KAZTELECOM-AS , KZ
12389 1299 1235 518 ROSTELECOM-AS , RU
6849 1266 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 3542 545 156 Telmex Colombia S.A., CO
26615 3123 2330 44 Tim Celular S.A., BR
8151 2498 3378 545 Uninet S.A. de C.V., MX
11830 1800 368 66 Instituto Costarricense de Electricidad
6503 1572 437 53 Axtel, S.A.B. de C.V., MX
7303 1555 1002 248 Telecom Argentina S.A., AR
6147 1169 377 27 Telefonica del Peru S.A.A., PE
28573 1083 2289 185 CLARO S.A., BR
3816 1005 479 185 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11664 977 280 35 Techtel LMDS Comunicaciones Interactiva
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 1308 399 45 LINKdotNET-AS, EG
36903 718 361 122 MT-MPLS, MA
37611 696 67 6 Afrihost, ZA
36992 598 1375 26 ETISALAT-MISR, EG
24835 491 722 14 RAYA-AS, EG
8452 384 1474 16 TE-AS TE-AS, EG
29571 368 36 10 CITelecom-AS, CI
37492 339 300 77 ORANGE-TN, TN
15399 336 35 7 WANANCHI-KE, KE
2018 272 327 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 3737 391 257 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3663 2969 149 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3542 545 156 Telmex Colombia S.A., CO
39891 3334 171 18 ALJAWWALSTC-AS , SA
6327 3325 1333 83 SHAW - Shaw Communications Inc., CA
26615 3123 2330 44 Tim Celular S.A., BR
20940 3081 1143 2188 AKAMAI-ASN1 , US
17974 2989 905 72 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2750 11134 751 KIXS-AS-KR Korea Telecom, KR
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 3663 3514 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7545 3737 3480 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3542 3386 Telmex Colombia S.A., CO
39891 3334 3316 ALJAWWALSTC-AS , SA
6327 3325 3242 SHAW - Shaw Communications Inc., CA
26615 3123 3079 Tim Celular S.A., BR
17974 2989 2917 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
9121 2636 2618 TTNET , TR
9808 2295 2262 CMNET-GD Guangdong Mobile Communication Co.Ltd.
9829 2729 2188 BSNL-NIB National Internet Backbone, IN
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
65555 UNALLOCATED 37.142.172.0/24 21450 MIRS-AS , IL
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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 -
43.224.142.0/24 38197 SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited -
43.224.143.0/24 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 /12:279
/13:538 /14:1047 /15:1793 /16:13205 /17:7758 /18:13304
/19:24677 /20:38268 /21:41012 /22:75019 /23:63356 /24:357987
/25:548 /26:411 /27:287 /28:35 /29:19 /30:25
/31:1 /32:26
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3121 3325 SHAW - Shaw Communications Inc., CA
39891 2896 3334 ALJAWWALSTC-AS , SA
22773 2840 3663 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
26615 2639 3123 Tim Celular S.A., BR
18566 2079 2186 MEGAPATH5-US - MegaPath Corporation, US
9121 1852 2636 TTNET , TR
30036 1523 1712 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1458 3542 Telmex Colombia S.A., CO
13188 1377 1652 TRIOLAN , UA
6389 1375 2068 BELLSOUTH-NET-BLK - BellSouth.net Inc., US
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1617 2:842 4:25 5:2477 6:34 8:1048
12:1817 13:92 14:1787 15:22 16:2 17:113
18:128 19:1 20:54 23:2132 24:1862 25:2
27:2376 31:1885 32:89 33:5 34:1 35:19
36:382 37:2564 38:1348 39:45 40:99 41:2844
42:464 43:1901 44:62 45:2409 46:2649 47:114
49:1214 50:966 51:18 52:751 54:356 55:7
56:4 57:41 58:1620 59:995 60:388 61:1928
62:1492 63:1921 64:4577 65:2191 66:4540 67:2265
68:1192 69:3334 70:1305 71:577 72:2146 74:2624
75:401 76:415 77:1428 78:1661 79:1312 80:1345
81:1400 82:963 83:728 84:860 85:1743 86:482
87:1139 88:800 89:2061 90:205 91:6146 92:992
93:2370 94:2376 95:2812 96:566 97:359 98:939
99:84 100:153 101:1244 103:13921 104:2792 105:165
106:483 107:1549 108:809 109:2599 110:1296 111:1721
112:1161 113:1308 114:1042 115:1720 116:1762 117:1671
118:2070 119:1605 120:951 121:1092 122:2334 123:2104
124:1537 125:1816 128:711 129:508 130:415 131:1387
132:522 133:190 134:531 135:216 136:514 137:423
138:1824 139:508 140:373 141:506 142:734 143:905
144:773 145:168 146:1037 147:662 148:1380 149:559
150:701 151:944 152:729 153:307 154:759 155:977
156:554 157:612 158:452 159:1424 160:563 161:743
162:2449 163:527 164:788 165:1157 166:387 167:1236
168:2583 169:756 170:2933 171:282 172:964 173:1838
174:805 175:727 176:1764 177:4242 178:2491 179:1612
180:2192 181:2036 182:2230 183:1045 184:840 185:8998
186:3191 187:2668 188:2437 189:1810 190:8093 191:1897
192:9285 193:5766 194:4646 195:3842 196:1940 197:1272
198:5564 199:5842 200:7393 201:4097 202:10227 203:9816
204:4465 205:2766 206:3002 207:3140 208:3979 209:3962
210:3947 211:2116 212:2814 213:2490 214:870 215:65
216:5897 217:2022 218:833 219:621 220:1693 221:893
222:724 223:1154
End of report
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