[menog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Aug 4 18:02:41 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, SANOG, PacNOG, SAFNOG
MENOG, CaribNOG, BJNOG, SDNOG, CMNOG, IRNOG 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 05 Aug, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 656011
Prefixes after maximum aggregation (per Origin AS): 255861
Deaggregation factor: 2.56
Unique aggregates announced (without unneeded subnets): 317134
Total ASes present in the Internet Routing Table: 57975
Prefixes per ASN: 11.32
Origin-only ASes present in the Internet Routing Table: 50148
Origin ASes announcing only one prefix: 22171
Transit ASes present in the Internet Routing Table: 7827
Transit-only ASes present in the Internet Routing Table: 216
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 56
Max AS path prepend of ASN ( 55644) 51
Prefixes from unregistered ASNs in the Routing Table: 116
Numnber of instances of unregistered ASNs: 120
Number of 32-bit ASNs allocated by the RIRs: 19624
Number of 32-bit ASNs visible in the Routing Table: 15352
Prefixes from 32-bit ASNs in the Routing Table: 62584
Number of bogon 32-bit ASNs visible in the Routing Table: 70
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 364
Number of addresses announced to Internet: 2851265636
Equivalent to 169 /8s, 242 /16s and 220 /24s
Percentage of available address space announced: 77.0
Percentage of allocated address space announced: 77.0
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.7
Total number of prefixes smaller than registry allocations: 218313
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 178729
Total APNIC prefixes after maximum aggregation: 51643
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 177767
Unique aggregates announced from the APNIC address blocks: 73944
APNIC Region origin ASes present in the Internet Routing Table: 8257
APNIC Prefixes per ASN: 21.53
APNIC Region origin ASes announcing only one prefix: 2297
APNIC Region transit ASes present in the Internet Routing Table: 1174
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 56
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3108
Number of APNIC addresses announced to Internet: 763858788
Equivalent to 45 /8s, 135 /16s and 143 /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: 200256
Total ARIN prefixes after maximum aggregation: 95322
ARIN Deaggregation factor: 2.10
Prefixes being announced from the ARIN address blocks: 202116
Unique aggregates announced from the ARIN address blocks: 93094
ARIN Region origin ASes present in the Internet Routing Table: 17944
ARIN Prefixes per ASN: 11.26
ARIN Region origin ASes announcing only one prefix: 6657
ARIN Region transit ASes present in the Internet Routing Table: 1776
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: 2124
Number of ARIN addresses announced to Internet: 1110239392
Equivalent to 66 /8s, 44 /16s and 232 /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: 175789
Total RIPE prefixes after maximum aggregation: 86316
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 171639
Unique aggregates announced from the RIPE address blocks: 103612
RIPE Region origin ASes present in the Internet Routing Table: 24244
RIPE Prefixes per ASN: 7.08
RIPE Region origin ASes announcing only one prefix: 11144
RIPE Region transit ASes present in the Internet Routing Table: 3428
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 32
Number of RIPE region 32-bit ASNs visible in the Routing Table: 6052
Number of RIPE addresses announced to Internet: 713016704
Equivalent to 42 /8s, 127 /16s and 197 /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: 83955
Total LACNIC prefixes after maximum aggregation: 18720
LACNIC Deaggregation factor: 4.48
Prefixes being announced from the LACNIC address blocks: 85179
Unique aggregates announced from the LACNIC address blocks: 39225
LACNIC Region origin ASes present in the Internet Routing Table: 6216
LACNIC Prefixes per ASN: 13.70
LACNIC Region origin ASes announcing only one prefix: 1738
LACNIC Region transit ASes present in the Internet Routing Table: 1147
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 37
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3733
Number of LACNIC addresses announced to Internet: 170914016
Equivalent to 10 /8s, 47 /16s and 240 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-268700 + 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: 17164
Total AfriNIC prefixes after maximum aggregation: 3799
AfriNIC Deaggregation factor: 4.52
Prefixes being announced from the AfriNIC address blocks: 18946
Unique aggregates announced from the AfriNIC address blocks: 6951
AfriNIC Region origin ASes present in the Internet Routing Table: 1064
AfriNIC Prefixes per ASN: 17.81
AfriNIC Region origin ASes announcing only one prefix: 334
AfriNIC Region transit ASes present in the Internet Routing Table: 207
Average AfriNIC Region AS path length visible: 4.8
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 335
Number of AfriNIC addresses announced to Internet: 92816128
Equivalent to 5 /8s, 136 /16s and 67 /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 5459 4192 87 ERX-CERNET-BKB China Education and Rese
7545 4003 407 389 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2967 902 73 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2799 11124 745 KIXS-AS-KR Korea Telecom, KR
9829 2754 1498 549 BSNL-NIB National Internet Backbone, IN
9808 2353 8699 32 CMNET-GD Guangdong Mobile Communication
45899 2282 1449 106 VNPT-AS-VN VNPT Corp, VN
4755 2096 423 221 TATACOMM-AS TATA Communications formerl
7552 1663 1104 73 VIETEL-AS-AP Viettel Corporation, VN
9498 1614 361 144 BBIL-AP BHARTI Airtel Ltd., IN
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 3828 2953 159 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3450 1341 88 SHAW - Shaw Communications Inc., CA
18566 2209 405 109 MEGAPATH5-US - MegaPath Corporation, US
6389 2043 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 2020 2201 441 CHARTER-NET-HKY-NC - Charter Communicat
209 1858 5065 636 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
16509 1843 3861 590 AMAZON-02 - Amazon.com, Inc., US
30036 1819 328 290 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
6983 1697 854 231 ITCDELTA - Earthlink, Inc., US
701 1560 10559 629 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 3387 186 23 ALJAWWALSTC-AS, SA
20940 2960 969 2131 AKAMAI-ASN1, US
8551 2558 377 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
34984 2052 332 425 TELLCOM-AS, TR
9121 1924 1691 17 TTNET, TR
12479 1642 1048 59 UNI2-AS, ES
13188 1602 100 55 TRIOLAN, UA
12389 1523 1422 640 ROSTELECOM-AS, RU
6849 1225 355 21 UKRTELNET, UA
8402 1100 544 15 CORBINA-AS OJSC "Vimpelcom", RU
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 3549 543 203 Telmex Colombia S.A., CO
8151 2657 3402 578 Uninet S.A. de C.V., MX
11830 2103 370 65 Instituto Costarricense de Electricidad
6503 1557 437 53 Axtel, S.A.B. de C.V., MX
7303 1556 1015 244 Telecom Argentina S.A., AR
6147 1236 377 27 Telefonica del Peru S.A.A., PE
3816 1024 501 93 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
28573 955 2277 194 CLARO S.A., BR
11172 916 126 86 Alestra, S. de R.L. de C.V., MX
18881 898 1052 23 TELEFÔNICA BRASIL S.A, BR
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 1216 398 48 LINKdotNET-AS, EG
37611 745 91 8 Afrihost, ZA
36903 711 357 130 MT-MPLS, MA
36992 654 1377 27 ETISALAT-MISR, EG
24835 501 850 15 RAYA-AS, EG
29571 421 36 10 CITelecom-AS, CI
37492 406 320 75 ORANGE-, TN
15399 357 35 7 WANANCHI-, KE
8452 318 1730 17 TE-AS TE-AS, EG
2018 303 327 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 5459 4192 87 ERX-CERNET-BKB China Education and Rese
7545 4003 407 389 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3828 2953 159 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3549 543 203 Telmex Colombia S.A., CO
6327 3450 1341 88 SHAW - Shaw Communications Inc., CA
39891 3387 186 23 ALJAWWALSTC-AS, SA
17974 2967 902 73 TELKOMNET-AS2-AP PT Telekomunikasi Indo
20940 2960 969 2131 AKAMAI-ASN1, US
4766 2799 11124 745 KIXS-AS-KR Korea Telecom, KR
9829 2754 1498 549 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 3828 3669 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7545 4003 3614 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3387 3364 ALJAWWALSTC-AS, SA
6327 3450 3362 SHAW - Shaw Communications Inc., CA
10620 3549 3346 Telmex Colombia S.A., CO
17974 2967 2894 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
8551 2558 2518 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
9808 2353 2321 CMNET-GD Guangdong Mobile Communication Co.Ltd.
9829 2754 2205 BSNL-NIB National Internet Backbone, IN
45899 2282 2176 VNPT-AS-VN VNPT Corp, VN
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65602 UNALLOCATED 8.225.192.0/24 30372 SUNESYS2 - Sunesys, LLC, US
65532 PRIVATE 14.192.19.0/24 132717 NDCTPL-IN NxtGen Datacenter &
64525 PRIVATE 45.119.143.0/24 133275 GIGANTIC-AS Gigantic Infotel P
64525 PRIVATE 45.125.62.0/24 133275 GIGANTIC-AS Gigantic Infotel P
65530 PRIVATE 45.249.40.0/24 133720 SOFTCALLCOC-AS SOFT CALL CUST-
65001 PRIVATE 46.237.40.0/21 13118 ASN-YARTELECOM PJSC Rostelecom
65534 PRIVATE 58.68.109.0/24 10201 DWL-AS-IN Dishnet Wireless Lim
4294901876 PRIVATE 59.101.19.0/24 2764 AAPT AAPT Limited, AU
4294902000 PRIVATE 59.101.45.0/24 2764 AAPT AAPT Limited, AU
4294901905 PRIVATE 59.101.49.0/24 2764 AAPT AAPT Limited, AU
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
14.192.48.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
14.192.49.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
14.192.50.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
14.192.51.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
27.100.7.0/24 56096 UNKNOWN
41.76.232.0/21 62878 XLITT - Xlitt, US
41.77.248.0/21 62878 XLITT - Xlitt, US
41.78.12.0/23 62878 XLITT - Xlitt, US
41.78.180.0/23 37265 -Reserved AS-, ZZ
41.79.12.0/22 37306 -Reserved AS-, ZZ
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 /8:15 /9:13 /10:36 /11:105 /12:284
/13:553 /14:1050 /15:1852 /16:13458 /17:7646 /18:13427
/19:24665 /20:38988 /21:41551 /22:78192 /23:64918 /24:366995
/25:878 /26:631 /27:644 /28:37 /29:25 /30:18
/31:2 /32:28
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3246 3450 SHAW - Shaw Communications Inc., CA
22773 2996 3828 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
39891 2946 3387 ALJAWWALSTC-AS, SA
18566 2093 2209 MEGAPATH5-US - MegaPath Corporation, US
8551 2023 2558 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 1603 1819 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
11830 1493 2103 Instituto Costarricense de Electricidad y Telec
10620 1489 3549 Telmex Colombia S.A., CO
11492 1395 1560 CABLEONE - CABLE ONE, INC., US
6389 1355 2043 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)
----------------------------------------------
1:1582 2:810 4:18 5:2436 6:34 7:1
8:1054 12:1837 13:146 14:1715 15:27 16:2
17:161 18:90 20:61 23:2457 24:1911 25:2
27:2354 29:1 31:1913 32:84 33:18 35:21
36:386 37:2363 38:1329 39:65 40:97 41:2970
42:460 43:1963 44:77 45:2995 46:2821 47:157
49:1231 50:992 51:19 52:824 54:362 55:6
56:4 57:44 58:1557 59:1015 60:324 61:1932
62:1696 63:1912 64:4642 65:2219 66:4572 67:2286
68:1229 69:3360 70:1135 71:586 72:2211 74:2705
75:390 76:427 77:1517 78:1422 79:1952 80:1414
81:1386 82:997 83:720 84:958 85:1786 86:460
87:1184 88:751 89:2136 90:165 91:6202 92:991
93:2372 94:2406 95:2660 96:638 97:353 98:1049
99:93 100:153 101:1216 103:15519 104:3009 105:187
106:556 107:1784 108:824 109:2894 110:1471 111:1734
112:1234 113:1249 114:1042 115:1547 116:1633 117:1737
118:2151 119:1644 120:721 121:1081 122:2326 123:1822
124:1484 125:1802 128:854 129:649 130:436 131:1432
132:555 133:200 134:674 135:226 136:427 137:456
138:1916 139:499 140:399 141:604 142:774 143:867
144:813 145:183 146:1096 147:696 148:1488 149:588
150:707 151:973 152:704 153:300 154:856 155:753
156:641 157:657 158:471 159:1531 160:707 161:747
162:2518 163:534 164:928 165:1383 166:381 167:1254
168:2986 169:836 170:3467 171:332 172:1035 173:1989
174:813 175:746 176:1900 177:3982 178:2552 179:1146
180:2211 181:1904 182:2373 183:776 184:873 185:10328
186:3261 187:2216 188:2621 189:1789 190:8355 191:1334
192:9527 193:5793 194:4677 195:3909 196:2103 197:1336
198:5527 199:5904 200:7541 201:4304 202:10340 203:9974
204:4492 205:2830 206:3054 207:3145 208:3958 209:3984
210:3943 211:2097 212:2876 213:2503 214:857 215:66
216:5883 217:2124 218:889 219:597 220:1702 221:893
222:744 223:1191
End of report
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