[menog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Jul 17 18:03:22 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 18 Jul, 2020
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 817116
Prefixes after maximum aggregation (per Origin AS): 310311
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 392801
Total ASes present in the Internet Routing Table: 68665
Prefixes per ASN: 11.90
Origin-only ASes present in the Internet Routing Table: 58982
Origin ASes announcing only one prefix: 24577
Transit ASes present in the Internet Routing Table: 9683
Transit-only ASes present in the Internet Routing Table: 296
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: 889
Number of instances of unregistered ASNs: 890
Number of 32-bit ASNs allocated by the RIRs: 32542
Number of 32-bit ASNs visible in the Routing Table: 26839
Prefixes from 32-bit ASNs in the Routing Table: 123768
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: 584
Number of addresses announced to Internet: 2845076224
Equivalent to 169 /8s, 148 /16s and 107 /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: 276341
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 213888
Total APNIC prefixes after maximum aggregation: 62741
APNIC Deaggregation factor: 3.41
Prefixes being announced from the APNIC address blocks: 207605
Unique aggregates announced from the APNIC address blocks: 86091
APNIC Region origin ASes present in the Internet Routing Table: 10740
APNIC Prefixes per ASN: 19.33
APNIC Region origin ASes announcing only one prefix: 3027
APNIC Region transit ASes present in the Internet Routing Table: 1594
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 28
Number of APNIC region 32-bit ASNs visible in the Routing Table: 5817
Number of APNIC addresses announced to Internet: 768689536
Equivalent to 45 /8s, 209 /16s and 69 /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: 238903
Total ARIN prefixes after maximum aggregation: 109576
ARIN Deaggregation factor: 2.18
Prefixes being announced from the ARIN address blocks: 236275
Unique aggregates announced from the ARIN address blocks: 115345
ARIN Region origin ASes present in the Internet Routing Table: 18530
ARIN Prefixes per ASN: 12.75
ARIN Region origin ASes announcing only one prefix: 6769
ARIN Region transit ASes present in the Internet Routing Table: 1900
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: 3314
Number of ARIN addresses announced to Internet: 1082539264
Equivalent to 64 /8s, 134 /16s and 61 /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: 231615
Total RIPE prefixes after maximum aggregation: 107439
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 228165
Unique aggregates announced from the RIPE address blocks: 134726
RIPE Region origin ASes present in the Internet Routing Table: 27200
RIPE Prefixes per ASN: 8.39
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: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 9310
Number of RIPE addresses announced to Internet: 709300352
Equivalent to 42 /8s, 71 /16s and 16 /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: 108414
Total LACNIC prefixes after maximum aggregation: 25113
LACNIC Deaggregation factor: 4.32
Prefixes being announced from the LACNIC address blocks: 109560
Unique aggregates announced from the LACNIC address blocks: 46843
LACNIC Region origin ASes present in the Internet Routing Table: 10105
LACNIC Prefixes per ASN: 10.84
LACNIC Region origin ASes announcing only one prefix: 2523
LACNIC Region transit ASes present in the Internet Routing Table: 1909
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: 7691
Number of LACNIC addresses announced to Internet: 174531328
Equivalent to 10 /8s, 103 /16s and 35 /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: 23406
Total AfriNIC prefixes after maximum aggregation: 4771
AfriNIC Deaggregation factor: 4.91
Prefixes being announced from the AfriNIC address blocks: 34927
Unique aggregates announced from the AfriNIC address blocks: 9338
AfriNIC Region origin ASes present in the Internet Routing Table: 1418
AfriNIC Prefixes per ASN: 24.63
AfriNIC Region origin ASes announcing only one prefix: 494
AfriNIC Region transit ASes present in the Internet Routing Table: 281
Average AfriNIC Region AS path length visible: 5.0
Max AfriNIC Region AS path length visible: 30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 707
Number of AfriNIC addresses announced to Internet: 109563904
Equivalent to 6 /8s, 135 /16s and 208 /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 5503 734 648 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4742 4192 73 ERX-CERNET-BKB China Education and Rese
7552 3432 1330 21 VIETEL-AS-AP Viettel Group, VN
45899 3167 1839 101 VNPT-AS-VN VNPT Corp, VN
7713 2708 828 563 TELKOMNET-AS-AP PT Telekomunikasi Indon
9808 2566 9043 60 CMNET-GD Guangdong Mobile Communication
9498 2284 434 228 BBIL-AP BHARTI Airtel Ltd., IN
4766 2261 11101 552 KIXS-AS-KR Korea Telecom, KR
4755 2131 441 193 TATACOMM-AS TATA Communications formerl
9394 2028 4914 18 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 4466 300 652 CABLEONE, US
7155 4041 264 32 VIASAT-SP-BACKBONE, US
16509 4021 8144 1807 AMAZON-02, US
22773 3590 2970 166 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3345 1323 83 SHAW, CA
16625 3154 1650 2244 AKAMAI-AS, US
30036 2440 368 98 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2421 5075 528 CENTURYLINK-US-LEGACY-QWEST, US
26484 2313 145 238 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 5879 1652 135 UNI2-AS, ES
31334 5083 325 771 KABELDEUTSCHLAND-AS, DE
8551 3193 379 45 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 3098 2220 1023 AKAMAI-ASN1, EU
39891 2879 171 19 ALJAWWALSTC-AS, SA
12389 2557 2263 758 ROSTELECOM-AS, RU
34984 2165 354 567 TELLCOM-AS, TR
9009 2098 217 1143 M247, GB
13188 1609 100 35 TRIOLAN, UA
61317 1393 165 596 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 7079 3313 601 Uninet S.A. de C.V., MX
10620 3361 530 530 Telmex Colombia S.A., CO
11830 2474 369 63 Instituto Costarricense de Electricidad
6503 1704 325 381 Axtel, S.A.B. de C.V., MX
7303 1492 962 255 Telecom Argentina S.A., AR
13999 1431 508 367 Mega Cable, S.A. de C.V., MX
28573 1425 2248 219 CLARO S.A., BR
6147 1129 379 39 Telefonica del Peru S.A.A., PE
3816 1117 569 149 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 1493 393 22 LINKdotNET-AS, EG
24835 1120 474 23 RAYA-AS, EG
36992 1113 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 7079 3313 601 Uninet S.A. de C.V., MX
12479 5879 1652 135 UNI2-AS, ES
7545 5503 734 648 TPG-INTERNET-AP TPG Telecom Limited, AU
31334 5083 325 771 KABELDEUTSCHLAND-AS, DE
4538 4742 4192 73 ERX-CERNET-BKB China Education and Rese
11492 4466 300 652 CABLEONE, US
7155 4041 264 32 VIASAT-SP-BACKBONE, US
16509 4021 8144 1807 AMAZON-02, US
22773 3590 2970 166 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3432 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 5879 5744 UNI2-AS, ES
7545 5503 4855 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4742 4669 ERX-CERNET-BKB China Education and Research Net
31334 5083 4312 KABELDEUTSCHLAND-AS, DE
7155 4041 4009 VIASAT-SP-BACKBONE, US
11492 4466 3814 CABLEONE, US
22773 3590 3424 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3432 3411 VIETEL-AS-AP Viettel Group, VN
6327 3345 3262 SHAW, CA
8551 3193 3148 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 /10:38 /11:100 /12:286
/13:575 /14:1175 /15:1922 /16:13374 /17:8240 /18:13974
/19:25878 /20:40877 /21:48775 /22:101357 /23:84097 /24:475144
/25:1284 /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 4982 5083 KABELDEUTSCHLAND-AS, DE
12479 4906 5879 UNI2-AS, ES
11492 3527 4466 CABLEONE, US
6327 3141 3345 SHAW, CA
7155 3129 4041 VIASAT-SP-BACKBONE, US
22773 2783 3590 ASN-CXA-ALL-CCI-22773-RDC, US
8551 2652 3193 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
8151 2494 7079 Uninet S.A. de C.V., MX
39891 2417 2879 ALJAWWALSTC-AS, SA
30036 2182 2440 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1575 2:1146 3:30 4:19 5:3399 6:52
8:1467 9:1 11:1 12:1785 13:510 14:2294
15:72 16:8 17:291 18:82 20:111 23:3783
24:2330 25:3 27:2547 31:3104 32:130 34:1
35:42 36:959 37:3290 38:1933 39:437 40:127
41:3676 42:624 43:2126 44:204 45:14564 46:3716
47:301 49:1477 50:1550 51:90 52:1106 54:224
55:675 56:6 57:51 58:1765 59:1174 60:769
61:2294 62:2122 63:1979 64:5218 65:2339 66:5030
67:2875 68:1174 69:4012 70:1399 71:679 72:2868
74:2570 75:1453 76:656 77:2890 78:1643 79:2447
80:1996 81:1647 82:1334 83:1262 84:1228 85:2615
86:549 87:1748 88:1146 89:2771 90:340 91:8075
92:1546 93:2502 94:2737 95:3898 96:1227 97:338
98:920 99:977 100:86 101:995 102:1016 103:23960
104:3444 105:400 106:903 107:2047 108:709 109:3616
110:1839 111:2025 112:1635 113:1351 114:1541 115:1833
116:1793 117:2089 118:2074 119:1720 120:839 121:1035
122:2439 123:2087 124:1567 125:2035 128:1359 129:1210
130:668 131:1860 132:769 133:306 134:1372 135:305
136:624 137:854 138:2206 139:1012 140:704 141:1054
142:936 143:1215 144:1097 145:333 146:1472 147:1017
148:2112 149:1229 150:809 151:1073 152:1489 153:416
154:4570 155:1124 156:2999 157:1112 158:855 159:1975
160:1904 161:1064 162:3094 163:826 164:1479 165:1294
166:564 167:1622 168:3543 169:586 170:4255 171:783
172:1945 173:2585 174:983 175:1058 176:2584 177:4703
178:3030 179:1511 180:2270 181:2494 182:3099 183:1159
184:2420 185:16569 186:3841 187:2886 188:4048 189:2475
190:8789 191:1366 192:10411 193:7571 194:6289 195:4417
196:3206 197:2033 198:6128 199:5878 200:7258 201:5195
202:10539 203:10264 204:4562 205:3094 206:3175 207:3280
208:4051 209:4461 210:3999 211:2016 212:3390 213:3140
214:1166 215:62 216:6035 217:2416 218:854 219:611
220:1994 221:949 222:1006 223:1520
End of report
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