[menog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Nov 27 18:03:40 UTC 2020
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
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG 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 28 Nov, 2020
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 831835
Prefixes after maximum aggregation (per Origin AS): 318703
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 398430
Total ASes present in the Internet Routing Table: 69978
Prefixes per ASN: 11.89
Origin-only ASes present in the Internet Routing Table: 60160
Origin ASes announcing only one prefix: 24897
Transit ASes present in the Internet Routing Table: 9818
Transit-only ASes present in the Internet Routing Table: 298
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 35
Max AS path prepend of ASN ( 45582) 27
Prefixes from unregistered ASNs in the Routing Table: 931
Number of instances of unregistered ASNs: 932
Number of 32-bit ASNs allocated by the RIRs: 34274
Number of 32-bit ASNs visible in the Routing Table: 28363
Prefixes from 32-bit ASNs in the Routing Table: 129598
Number of bogon 32-bit ASNs visible in the Routing Table: 15
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 467
Number of addresses announced to Internet: 2864993408
Equivalent to 170 /8s, 196 /16s and 84 /24s
Percentage of available address space announced: 77.4
Percentage of allocated address space announced: 77.4
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 282996
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 217118
Total APNIC prefixes after maximum aggregation: 63778
APNIC Deaggregation factor: 3.40
Prefixes being announced from the APNIC address blocks: 213143
Unique aggregates announced from the APNIC address blocks: 87157
APNIC Region origin ASes present in the Internet Routing Table: 11054
APNIC Prefixes per ASN: 19.28
APNIC Region origin ASes announcing only one prefix: 3133
APNIC Region transit ASes present in the Internet Routing Table: 1602
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 31
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6175
Number of APNIC addresses announced to Internet: 778321920
Equivalent to 46 /8s, 100 /16s and 64 /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, 131072-143673
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: 240547
Total ARIN prefixes after maximum aggregation: 111324
ARIN Deaggregation factor: 2.16
Prefixes being announced from the ARIN address blocks: 240762
Unique aggregates announced from the ARIN address blocks: 115400
ARIN Region origin ASes present in the Internet Routing Table: 18670
ARIN Prefixes per ASN: 12.90
ARIN Region origin ASes announcing only one prefix: 6787
ARIN Region transit ASes present in the Internet Routing Table: 1915
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3574
Number of ARIN addresses announced to Internet: 1093758208
Equivalent to 65 /8s, 49 /16s and 109 /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, 393216-401308
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, 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: 237330
Total RIPE prefixes after maximum aggregation: 111915
RIPE Deaggregation factor: 2.12
Prefixes being announced from the RIPE address blocks: 233264
Unique aggregates announced from the RIPE address blocks: 137417
RIPE Region origin ASes present in the Internet Routing Table: 27545
RIPE Prefixes per ASN: 8.47
RIPE Region origin ASes announcing only one prefix: 11875
RIPE Region transit ASes present in the Internet Routing Table: 3892
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 35
Number of RIPE region 32-bit ASNs visible in the Routing Table: 9691
Number of RIPE addresses announced to Internet: 709602432
Equivalent to 42 /8s, 75 /16s and 172 /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
196608-213403
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: 111432
Total LACNIC prefixes after maximum aggregation: 26186
LACNIC Deaggregation factor: 4.26
Prefixes being announced from the LACNIC address blocks: 112508
Unique aggregates announced from the LACNIC address blocks: 47806
LACNIC Region origin ASes present in the Internet Routing Table: 10597
LACNIC Prefixes per ASN: 10.62
LACNIC Region origin ASes announcing only one prefix: 2620
LACNIC Region transit ASes present in the Internet Routing Table: 1960
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 33
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8190
Number of LACNIC addresses announced to Internet: 174209792
Equivalent to 10 /8s, 98 /16s and 59 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + 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: 24475
Total AfriNIC prefixes after maximum aggregation: 4764
AfriNIC Deaggregation factor: 5.14
Prefixes being announced from the AfriNIC address blocks: 31691
Unique aggregates announced from the AfriNIC address blocks: 10240
AfriNIC Region origin ASes present in the Internet Routing Table: 1411
AfriNIC Prefixes per ASN: 22.46
AfriNIC Region origin ASes announcing only one prefix: 481
AfriNIC Region transit ASes present in the Internet Routing Table: 286
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 733
Number of AfriNIC addresses announced to Internet: 108658688
Equivalent to 6 /8s, 122 /16s and 0 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 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
7545 5737 777 656 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4751 4192 73 ERX-CERNET-BKB China Education and Rese
7552 3564 1330 21 VIETEL-AS-AP Viettel Group, VN
45899 3264 1896 55 VNPT-AS-VN VNPT Corp, VN
7713 3219 936 519 TELKOMNET-AS-AP PT Telekomunikasi Indon
9808 2545 9044 57 CMNET-GD Guangdong Mobile Communication
4766 2350 11102 553 KIXS-AS-KR Korea Telecom, KR
9498 2293 466 231 BBIL-AP BHARTI Airtel Ltd., IN
4755 2136 441 189 TATACOMM-AS TATA Communications formerl
9394 2058 4913 16 CTTNET China TieTong Telecommunications
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
11492 4727 314 753 CABLEONE, US
16509 4477 9054 2065 AMAZON-02, US
7155 4019 264 32 VIASAT-SP-BACKBONE, US
22773 3735 2994 197 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3355 1323 82 SHAW, CA
16625 3167 1651 2256 AKAMAI-AS, US
209 2493 5059 509 CENTURYLINK-US-LEGACY-QWEST, US
30036 2487 369 91 MEDIACOM-ENTERPRISE-BUSINESS, US
5650 2314 2982 1626 FRONTIER-FRTR, US
20115 2162 2899 504 CHARTER-20115, US
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
47331 6235 860 3603 TTNET, TR
12479 6214 1667 141 UNI2-AS, ES
39891 3459 195 22 ALJAWWALSTC-AS, SA
20940 3316 3347 202 AKAMAI-ASN1, EU
8551 3243 379 45 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2869 2281 890 ROSTELECOM-AS, RU
9009 2203 227 1195 M247, GB
34984 2171 354 576 TELLCOM-AS, TR
13188 1610 100 31 TRIOLAN, UA
58224 1408 850 528 TCI, IR
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
8151 7812 3435 600 Uninet S.A. de C.V., MX
10620 3386 526 563 Telmex Colombia S.A., CO
11830 2558 369 63 Instituto Costarricense de Electricidad
13999 1503 426 404 Mega Cable, S.A. de C.V., MX
7303 1474 948 269 Telecom Argentina S.A., AR
6503 1468 311 475 Axtel, S.A.B. de C.V., MX
28573 1360 2258 225 CLARO S.A., BR
6147 1150 379 39 Telefonica del Peru S.A.A., PE
3816 1111 536 151 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11664 1007 213 421 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 1568 393 22 LINKdotNET-AS, EG
24835 1286 476 26 RAYA-AS, EG
36992 1218 1529 131 ETISALAT-MISR, EG
36903 950 496 96 MT-MPLS, MA
29571 707 68 12 ORANGE-COTE-IVOIRE, CI
6713 532 1863 34 IAM-AS, MA
37342 476 32 1 MOVITEL, MZ
36935 456 522 40 Vodafone-, EG
15399 451 46 16 WANANCHI-, KE
36914 373 82 3 KENET-AS, KE
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
8151 7812 3435 600 Uninet S.A. de C.V., MX
47331 6235 860 3603 TTNET, TR
12479 6214 1667 141 UNI2-AS, ES
7545 5737 777 656 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4751 4192 73 ERX-CERNET-BKB China Education and Rese
11492 4727 314 753 CABLEONE, US
16509 4477 9054 2065 AMAZON-02, US
7155 4019 264 32 VIASAT-SP-BACKBONE, US
22773 3735 2994 197 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3564 1330 21 VIETEL-AS-AP Viettel Group, VN
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
12479 6214 6073 UNI2-AS, ES
7545 5737 5081 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4751 4678 ERX-CERNET-BKB China Education and Research Net
7155 4019 3987 VIASAT-SP-BACKBONE, US
11492 4727 3974 CABLEONE, US
7552 3564 3543 VIETEL-AS-AP Viettel Group, VN
22773 3735 3538 ASN-CXA-ALL-CCI-22773-RDC, US
39891 3459 3437 ALJAWWALSTC-AS, SA
6327 3355 3273 SHAW, CA
45899 3264 3209 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 Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 174 COGENT-174, US
32985 UNALLOCATED 8.28.31.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46766 UNALLOCATED 8.44.208.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
393489 UNALLOCATED 12.7.109.0/24 7018 ATT-INTERNET4, US
46505 UNALLOCATED 12.7.131.0/24 7018 ATT-INTERNET4, US
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 397294 UNASSIGNED
Transit: 398559 TUNBROKER, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala
27.126.156.0/23 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala
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 /8:8 /9:13 /10:40 /11:101 /12:292
/13:577 /14:1177 /15:1934 /16:13469 /17:8256 /18:14066
/19:25626 /20:41465 /21:50331 /22:103077 /23:87401 /24:482763
/25:1239 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 5490 6235 TTNET, TR
12479 5187 6214 UNI2-AS, ES
11492 3814 4727 CABLEONE, US
6327 3151 3355 SHAW, CA
7155 3108 4019 VIASAT-SP-BACKBONE, US
22773 2864 3735 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2801 3459 ALJAWWALSTC-AS, SA
8551 2703 3243 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
8151 2596 7812 Uninet S.A. de C.V., MX
30036 2227 2487 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1877 2:1189 3:35 4:19 5:3410 6:53
8:1489 9:1 11:1 12:1763 13:349 14:2399
15:72 16:12 17:306 18:92 20:113 23:4078
24:2358 25:3 27:2344 31:2149 32:111 34:1
35:35 36:1108 37:3468 38:1992 39:467 40:151
41:3804 42:625 43:2141 44:229 45:14561 46:3614
47:321 49:1576 50:1677 51:90 52:1127 54:215
55:766 56:7 57:54 58:1689 59:1139 60:820
61:2329 62:2190 63:2009 64:5223 65:2378 66:5118
67:2927 68:1170 69:4110 70:1400 71:684 72:3067
74:2545 75:1457 76:688 77:2041 78:3133 79:2495
80:1874 81:1702 82:1369 83:1078 84:1267 85:3131
86:620 87:1790 88:2398 89:2865 90:393 91:7160
92:1635 93:2541 94:2896 95:4199 96:1247 97:340
98:956 99:976 100:89 101:1048 102:1169 103:24910
104:3641 105:387 106:775 107:2160 108:690 109:3726
110:1992 111:2347 112:1654 113:1539 114:1510 115:1854
116:1857 117:2096 118:2268 119:1811 120:935 121:1034
122:2278 123:2121 124:1627 125:2139 128:1362 129:1237
130:766 131:2012 132:756 133:312 134:1387 135:329
136:676 137:896 138:2305 139:1150 140:768 141:1141
142:1022 143:1236 144:1212 145:330 146:1361 147:1255
148:2134 149:1256 150:755 151:1194 152:1589 153:443
154:2287 155:1254 156:1380 157:1127 158:903 159:2035
160:2009 161:1070 162:3190 163:913 164:1421 165:1324
166:593 167:1714 168:3615 169:633 170:4359 171:742
172:2002 173:2934 174:964 175:1063 176:2889 177:4413
178:2785 179:1853 180:2281 181:2558 182:3160 183:1502
184:2436 185:17443 186:4011 187:2971 188:3297 189:2672
190:9044 191:1360 192:10597 193:7843 194:6361 195:4556
196:3093 197:2212 198:6079 199:5908 200:7297 201:5100
202:10552 203:10160 204:4654 205:3102 206:3284 207:3308
208:4007 209:4554 210:4213 211:2081 212:3557 213:3184
214:1189 215:60 216:6145 217:2493 218:864 219:627
220:2059 221:927 222:970 223:1678
End of report
More information about the Menog
mailing list