[menog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Jul 10 18:03:34 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 11 Jul, 2020
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 814906
Prefixes after maximum aggregation (per Origin AS): 309350
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 393731
Total ASes present in the Internet Routing Table: 68570
Prefixes per ASN: 11.88
Origin-only ASes present in the Internet Routing Table: 58888
Origin ASes announcing only one prefix: 24571
Transit ASes present in the Internet Routing Table: 9682
Transit-only ASes present in the Internet Routing Table: 297
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 43
Max AS path prepend of ASN ( 22394) 38
Prefixes from unregistered ASNs in the Routing Table: 856
Number of instances of unregistered ASNs: 857
Number of 32-bit ASNs allocated by the RIRs: 32419
Number of 32-bit ASNs visible in the Routing Table: 26740
Prefixes from 32-bit ASNs in the Routing Table: 122999
Number of bogon 32-bit ASNs visible in the Routing Table: 14
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 519
Number of addresses announced to Internet: 2844535296
Equivalent to 169 /8s, 140 /16s and 42 /24s
Percentage of available address space announced: 76.8
Percentage of allocated address space announced: 76.8
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: 275092
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 213547
Total APNIC prefixes after maximum aggregation: 62625
APNIC Deaggregation factor: 3.41
Prefixes being announced from the APNIC address blocks: 207325
Unique aggregates announced from the APNIC address blocks: 86072
APNIC Region origin ASes present in the Internet Routing Table: 10707
APNIC Prefixes per ASN: 19.36
APNIC Region origin ASes announcing only one prefix: 3015
APNIC Region transit ASes present in the Internet Routing Table: 1598
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 28
Number of APNIC region 32-bit ASNs visible in the Routing Table: 5787
Number of APNIC addresses announced to Internet: 768306560
Equivalent to 45 /8s, 203 /16s and 109 /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, 131072-141625
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: 238511
Total ARIN prefixes after maximum aggregation: 109521
ARIN Deaggregation factor: 2.18
Prefixes being announced from the ARIN address blocks: 235868
Unique aggregates announced from the ARIN address blocks: 116804
ARIN Region origin ASes present in the Internet Routing Table: 18529
ARIN Prefixes per ASN: 12.73
ARIN Region origin ASes announcing only one prefix: 6782
ARIN Region transit ASes present in the Internet Routing Table: 1902
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 42
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3308
Number of ARIN addresses announced to Internet: 1082475008
Equivalent to 64 /8s, 133 /16s and 66 /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, 393216-399260
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: 231095
Total RIPE prefixes after maximum aggregation: 106765
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 227678
Unique aggregates announced from the RIPE address blocks: 134371
RIPE Region origin ASes present in the Internet Routing Table: 27176
RIPE Prefixes per ASN: 8.38
RIPE Region origin ASes announcing only one prefix: 11764
RIPE Region transit ASes present in the Internet Routing Table: 3846
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 9289
Number of RIPE addresses announced to Internet: 709184896
Equivalent to 42 /8s, 69 /16s and 77 /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: 107597
Total LACNIC prefixes after maximum aggregation: 24991
LACNIC Deaggregation factor: 4.31
Prefixes being announced from the LACNIC address blocks: 108723
Unique aggregates announced from the LACNIC address blocks: 46766
LACNIC Region origin ASes present in the Internet Routing Table: 10079
LACNIC Prefixes per ASN: 10.79
LACNIC Region origin ASes announcing only one prefix: 2516
LACNIC Region transit ASes present in the Internet Routing Table: 1895
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 43
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 7656
Number of LACNIC addresses announced to Internet: 174563840
Equivalent to 10 /8s, 103 /16s and 162 /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: 23299
Total AfriNIC prefixes after maximum aggregation: 4776
AfriNIC Deaggregation factor: 4.88
Prefixes being announced from the AfriNIC address blocks: 34793
Unique aggregates announced from the AfriNIC address blocks: 9292
AfriNIC Region origin ASes present in the Internet Routing Table: 1409
AfriNIC Prefixes per ASN: 24.69
AfriNIC Region origin ASes announcing only one prefix: 494
AfriNIC Region transit ASes present in the Internet Routing Table: 286
Average AfriNIC Region AS path length visible: 5.0
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 700
Number of AfriNIC addresses announced to Internet: 109560576
Equivalent to 6 /8s, 135 /16s and 195 /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 5514 735 656 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4741 4192 73 ERX-CERNET-BKB China Education and Rese
7552 3391 1330 21 VIETEL-AS-AP Viettel Group, VN
45899 3168 1839 101 VNPT-AS-VN VNPT Corp, VN
7713 2700 827 535 TELKOMNET-AS-AP PT Telekomunikasi Indon
9808 2577 9043 60 CMNET-GD Guangdong Mobile Communication
9498 2286 434 228 BBIL-AP BHARTI Airtel Ltd., IN
4766 2268 11101 551 KIXS-AS-KR Korea Telecom, KR
4755 2134 441 193 TATACOMM-AS TATA Communications formerl
9394 2033 4914 20 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 4456 299 656 CABLEONE, US
7155 4019 264 27 VIASAT-SP-BACKBONE, US
16509 4014 8144 1804 AMAZON-02, US
22773 3578 2970 157 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3351 1324 90 SHAW, CA
16625 3132 1635 2227 AKAMAI-AS, US
30036 2424 365 158 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2417 5075 526 CENTURYLINK-US-LEGACY-QWEST, US
26484 2312 145 241 IKGUL-26484, US
5650 2306 2981 1622 FRONTIER-FRTR, 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
12479 5839 1652 135 UNI2-AS, ES
31334 5141 471 47 KABELDEUTSCHLAND-AS, DE
8551 3172 379 45 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 3064 1313 1335 AKAMAI-ASN1, EU
39891 2879 171 19 ALJAWWALSTC-AS, SA
12389 2550 2263 757 ROSTELECOM-AS, RU
34984 2163 354 566 TELLCOM-AS, TR
9009 2094 216 1133 M247, GB
13188 1609 100 35 TRIOLAN, UA
61317 1366 162 585 ASDETUK http://www.heficed.com, GB
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 6783 3332 596 Uninet S.A. de C.V., MX
10620 3368 530 504 Telmex Colombia S.A., CO
11830 2646 369 63 Instituto Costarricense de Electricidad
6503 1692 325 381 Mega Cable, S.A. de C.V., MX
7303 1503 972 252 Telecom Argentina S.A., AR
13999 1448 517 342 Mega Cable, S.A. de C.V., MX
28573 1402 2247 217 CLARO S.A., BR
6147 1134 379 39 Telefonica del Peru S.A.A., PE
3816 1115 570 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 956 112 71 Alestra, S. de R.L. de C.V., MX
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 1491 393 22 LINKdotNET-AS, EG
24835 1120 474 23 RAYA-AS, EG
36992 1111 1539 76 ETISALAT-MISR, EG
36903 917 480 93 MT-MPLS, MA
29571 625 68 11 ORANGE-COTE-IVOIRE, CI
6713 552 1863 34 IAM-AS, MA
15399 491 45 12 WANANCHI-, KE
37342 482 32 1 MOVITEL, MZ
36935 438 522 41 Vodafone-, EG
23889 344 231 15 MauritiusTelecom, MU
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 6783 3332 596 Uninet S.A. de C.V., MX
12479 5839 1652 135 UNI2-AS, ES
7545 5514 735 656 TPG-INTERNET-AP TPG Telecom Limited, AU
31334 5141 471 47 KABELDEUTSCHLAND-AS, DE
4538 4741 4192 73 ERX-CERNET-BKB China Education and Rese
11492 4456 299 656 CABLEONE, US
7155 4019 264 27 VIASAT-SP-BACKBONE, US
16509 4014 8144 1804 AMAZON-02, US
22773 3578 2970 157 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3391 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 5839 5704 UNI2-AS, ES
31334 5141 5094 KABELDEUTSCHLAND-AS, DE
7545 5514 4858 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4741 4668 ERX-CERNET-BKB China Education and Research Net
7155 4019 3992 VIASAT-SP-BACKBONE, US
11492 4456 3800 CABLEONE, US
22773 3578 3421 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3391 3370 VIETEL-AS-AP Viettel Group, VN
6327 3351 3261 SHAW, CA
8551 3172 3127 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
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
22357 UNALLOCATED 8.7.108.0/24 3356 LEVEL3, US
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 174 COGENT-174, US
62485 UNALLOCATED 8.23.229.0/24 3356 LEVEL3, 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
26584 UNALLOCATED 8.42.62.0/23 209 CENTURYLINK-US-LEGACY-QWEST,
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46766 UNALLOCATED 8.44.208.0/24 3356 LEVEL3, 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
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
27.126.158.0/23 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala
41.67.208.0/21 Origin: 15964 CAMNET-AS, CM
Transit: 12956 TELEFONICA TELXIUS, ES
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 /8:9 /9:11 /10:37 /11:100 /12:286
/13:577 /14:1175 /15:1923 /16:13364 /17:8231 /18:13972
/19:25874 /20:40900 /21:48454 /22:101151 /23:83711 /24:473849
/25:1282 /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
31334 5025 5141 KABELDEUTSCHLAND-AS, DE
12479 4863 5839 UNI2-AS, ES
11492 3516 4456 CABLEONE, US
6327 3140 3351 SHAW, CA
7155 3112 4019 VIASAT-SP-BACKBONE, US
22773 2780 3578 ASN-CXA-ALL-CCI-22773-RDC, US
8551 2631 3172 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
8151 2459 6783 Uninet S.A. de C.V., MX
39891 2417 2879 ALJAWWALSTC-AS, SA
30036 2166 2424 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1551 2:1188 3:30 4:19 5:3374 6:52
8:1472 9:1 11:1 12:1780 13:510 14:2297
15:72 16:8 17:291 18:80 20:110 23:3767
24:2308 25:3 27:2546 31:3092 32:130 34:1
35:41 36:954 37:3282 38:1936 39:429 40:127
41:3667 42:615 43:2119 44:206 45:14548 46:3717
47:297 49:1478 50:1544 51:90 52:1105 54:224
55:671 56:6 57:51 58:1757 59:1178 60:765
61:2297 62:2124 63:1979 64:5207 65:2326 66:5018
67:2874 68:1173 69:3984 70:1399 71:679 72:2859
74:2568 75:1447 76:653 77:2894 78:1642 79:2392
80:1946 81:1652 82:1313 83:1253 84:1230 85:2609
86:547 87:1742 88:1136 89:2754 90:331 91:8072
92:1534 93:2504 94:2735 95:3907 96:1222 97:339
98:920 99:975 100:86 101:999 102:1004 103:23917
104:3444 105:400 106:912 107:2048 108:704 109:3641
110:1848 111:2018 112:1636 113:1337 114:1541 115:1827
116:1789 117:2097 118:2073 119:1716 120:843 121:1035
122:2445 123:2073 124:1567 125:2028 128:1376 129:1214
130:659 131:1861 132:773 133:306 134:1349 135:304
136:621 137:847 138:2211 139:1010 140:697 141:1049
142:936 143:1232 144:1093 145:330 146:1478 147:1009
148:2115 149:1220 150:808 151:1073 152:1498 153:416
154:4542 155:1118 156:2995 157:1119 158:845 159:1974
160:1910 161:1068 162:3090 163:825 164:1476 165:1296
166:564 167:1618 168:3522 169:580 170:4241 171:779
172:1944 173:2573 174:982 175:1056 176:2567 177:4177
178:3026 179:1535 180:2273 181:2487 182:3097 183:1155
184:2408 185:16519 186:3788 187:2881 188:4053 189:2445
190:8797 191:1354 192:10406 193:7551 194:6247 195:4395
196:3184 197:2022 198:6118 199:5891 200:7247 201:5246
202:10556 203:10261 204:4555 205:3118 206:3176 207:3264
208:4063 209:4463 210:3993 211:2017 212:3418 213:3131
214:1167 215:62 216:6013 217:2408 218:855 219:616
220:2014 221:949 222:1006 223:1519
End of report
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