[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Aug 10 22:41:34 UTC 2023
IPv4 R&E Routing Table Report 22:35 GMT Thu 10 Aug, 2023
IPv4 BGP Table (Global) as seen at RouteViews OIX.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/OIX/
Analysis Summary
----------------
BGP routing table entries examined: 976519
Prefixes after maximum aggregation (per Origin AS): 358054
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 451303
Total ASes present in the Internet Routing Table: 74904
Prefixes per ASN: 13.04
Origin-only ASes present in the Internet Routing Table: 64226
Origin ASes announcing only one prefix: 25855
Transit ASes present in the Internet Routing Table: 10678
Transit-only ASes present in the Internet Routing Table: 460
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 132
Max AS path prepend of ASN ( 37447) 129
Prefixes from unregistered ASNs in the Routing Table: 1300
Number of instances of unregistered ASNs: 1303
Number of 32-bit ASNs allocated by the RIRs: 42397
Number of 32-bit ASNs visible in the Routing Table: 35039
Prefixes from 32-bit ASNs in the Routing Table: 181634
Number of bogon 32-bit ASNs visible in the Routing Table: 201
Special use prefixes present in the Routing Table: 42
Prefixes being announced from unallocated address space: 688
Number of addresses announced to Internet: 3056680106
Equivalent to 182 /8s, 49 /16s and 60 /24s
Percentage of available address space announced: 82.6
Percentage of allocated address space announced: 82.6
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.6
Total number of prefixes smaller than registry allocations: 335424
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255069
Total APNIC prefixes after maximum aggregation: 70911
APNIC Deaggregation factor: 3.60
Prefixes being announced from the APNIC address blocks: 248706
Unique aggregates announced from the APNIC address blocks: 97506
APNIC Region origin ASes present in the Internet Routing Table: 13636
APNIC Prefixes per ASN: 18.24
APNIC Region origin ASes announcing only one prefix: 3980
APNIC Region transit ASes present in the Internet Routing Table: 1834
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 27
Number of APNIC region 32-bit ASNs visible in the Routing Table: 8936
Number of APNIC addresses announced to Internet: 776327008
Equivalent to 46 /8s, 69 /16s and 207 /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, 131072-153913
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: 280400
Total ARIN prefixes after maximum aggregation: 125238
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 281986
Unique aggregates announced from the ARIN address blocks: 130778
ARIN Region origin ASes present in the Internet Routing Table: 19116
ARIN Prefixes per ASN: 14.75
ARIN Region origin ASes announcing only one prefix: 6942
ARIN Region transit ASes present in the Internet Routing Table: 1947
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 25
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4829
Number of ARIN addresses announced to Internet: 1276640320
Equivalent to 76 /8s, 23 /16s and 252 /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: 279006
Total RIPE prefixes after maximum aggregation: 126370
RIPE Deaggregation factor: 2.21
Prefixes being announced from the RIPE address blocks: 274822
Unique aggregates announced from the RIPE address blocks: 159973
RIPE Region origin ASes present in the Internet Routing Table: 28480
RIPE Prefixes per ASN: 9.65
RIPE Region origin ASes announcing only one prefix: 12013
RIPE Region transit ASes present in the Internet Routing Table: 3997
Average RIPE Region AS path length visible: 4.5
Max RIPE Region AS path length visible: 36
Number of RIPE region 32-bit ASNs visible in the Routing Table: 11340
Number of RIPE addresses announced to Internet: 717035998
Equivalent to 42 /8s, 189 /16s and 25 /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: 126986
Total LACNIC prefixes after maximum aggregation: 28743
LACNIC Deaggregation factor: 4.42
Prefixes being announced from the LACNIC address blocks: 126423
Unique aggregates announced from the LACNIC address blocks: 49805
LACNIC Region origin ASes present in the Internet Routing Table: 11004
LACNIC Prefixes per ASN: 11.49
LACNIC Region origin ASes announcing only one prefix: 2338
LACNIC Region transit ASes present in the Internet Routing Table: 2359
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 55
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8811
Number of LACNIC addresses announced to Internet: 178534432
Equivalent to 10 /8s, 164 /16s and 56 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-273820 + 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: 33758
Total AfriNIC prefixes after maximum aggregation: 5975
AfriNIC Deaggregation factor: 5.65
Prefixes being announced from the AfriNIC address blocks: 43893
Unique aggregates announced from the AfriNIC address blocks: 12656
AfriNIC Region origin ASes present in the Internet Routing Table: 1783
AfriNIC Prefixes per ASN: 24.62
AfriNIC Region origin ASes announcing only one prefix: 582
AfriNIC Region transit ASes present in the Internet Routing Table: 333
Average AfriNIC Region AS path length visible: 4.3
Max AfriNIC Region AS path length visible: 132
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1123
Number of AfriNIC addresses announced to Internet: 107699712
Equivalent to 6 /8s, 107 /16s and 94 /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
9808 9536 8707 43 CHINAMOBILE-CN China Mobile Communicati
7545 5699 784 688 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5029 4193 76 ERX-CERNET-BKB China Education and Rese
18403 4243 347 25 FPT-AS-AP FPT Telecom Company, VN
45899 4049 1857 53 VNPT-AS-VN VNPT Corp, VN
7552 3724 1331 21 VIETEL-AS-AP Viettel Group, VN
7713 3596 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon
9498 3070 498 251 BBIL-AP BHARTI Airtel Ltd., IN
24560 2484 844 406 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
4766 2312 11270 588 KIXS-AS-KR Korea Telecom, KR
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 8794 10961 3201 AMAZON-02, US
11492 4523 300 623 CABLEONE, US
7155 4198 289 102 VIASAT-SP-BACKBONE, US
22773 3663 3059 294 ASN-CXA-ALL-CCI-22773-RDC, US
174 3611 6658 621 COGENT-174, US
6327 3524 1319 66 SHAW, CA
16625 3175 1542 2360 AKAMAI-AS, US
749 3149 54961 2401 DNIC-AS-00749, US
367 2979 3826 1414 DNIC-ASBLK-00306-00371, US
396982 2685 3596 388 GOOGLE-CLOUD-PLATFORM, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
47331 8285 1142 3287 TTNET, TR
12479 7345 1713 145 UNI2-AS, ES
39891 4897 290 61 ALJAWWALSTC-AS, SA
20940 4150 3399 187 AKAMAI-ASN1, NL
8551 3457 369 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2983 2294 919 ROSTELECOM-AS, RU
9009 2681 248 1397 M247, RO
5384 2494 585 30 EMIRATES-INTERNET Emirates Internet, AE
8452 2455 1852 15 TE-AS TE-AS, EG
34984 2370 365 591 TELLCOM-AS, TR
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 11636 3360 611 UNINET, MX
10620 3534 507 832 Telmex Colombia S.A., CO
13999 2428 362 636 Mega Cable, S.A. de C.V., MX
11830 1996 369 64 Instituto Costarricense de Electricidad
28573 1315 2324 227 Claro NXT Telecomunicacoes Ltda, BR
3816 1306 774 176 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6503 1303 344 511 Axtel, S.A.B. de C.V., MX
6147 1123 370 22 Telefonica del Peru S.A.A., PE
11664 1113 181 434 Techtel LMDS Comunicaciones Interactiva
28202 1103 52 9 Rede Brasileira de Comunicacao SA, BR
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
37457 1900 319 50 Telkom-Internet, ZA
24863 1588 393 19 LINKdotNET-AS, EG
24835 1517 533 27 RAYA-AS, EG
36992 1356 1518 282 ETISALAT-MISR, EG
36903 1242 550 99 MT-MPLS, MA
29571 1051 67 45 ORANGE-COTE-IVOIRE, CI
36935 922 521 43 Vodafone-, EG
6713 551 1861 34 IAM-AS, MA
15399 522 54 44 WANANCHI-, KE
36914 521 82 3 KENET-AS, KE
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 11636 3360 611 UNINET, MX
9808 9536 8707 43 CHINAMOBILE-CN China Mobile Communicati
16509 8794 10961 3201 AMAZON-02, US
47331 8285 1142 3287 TTNET, TR
12479 7345 1713 145 UNI2-AS, ES
7545 5699 784 688 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5029 4193 76 ERX-CERNET-BKB China Education and Rese
39891 4897 290 61 ALJAWWALSTC-AS, SA
11492 4523 300 623 CABLEONE, US
18403 4243 347 25 FPT-AS-AP FPT Telecom Company, VN
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 9536 9493 CHINAMOBILE-CN China Mobile Communications Grou
12479 7345 7200 UNI2-AS, ES
16509 8794 5593 AMAZON-02, US
7545 5699 5011 TPG-INTERNET-AP TPG Telecom Limited, AU
47331 8285 4998 TTNET, TR
4538 5029 4953 ERX-CERNET-BKB China Education and Research Net
39891 4897 4836 ALJAWWALSTC-AS, SA
18403 4243 4218 FPT-AS-AP FPT Telecom Company, VN
7155 4198 4096 VIASAT-SP-BACKBONE, US
45899 4049 3996 VNPT-AS-VN VNPT Corp, VN
Complete listing at https://bgp.nsrc.org/REN/OIX/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
46559 UNALLOCATED 8.3.52.0/23 3257 GTT-BACKBONE GTT, US
46990 UNALLOCATED 8.5.242.0/23 174 COGENT-174, US
33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US
33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US
12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M
40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US
53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US
19695 UNALLOCATED 8.20.161.0/24 46887 LIGHTOWER, US
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.65.6.0/24 65534 -Private Use AS-, ZZ
100.65.7.0/24 65534 -Private Use AS-, ZZ
100.65.8.0/24 65534 -Private Use AS-, ZZ
100.65.11.0/24 65534 -Private Use AS-, ZZ
100.65.13.0/24 65534 -Private Use AS-, ZZ
100.65.16.0/23 65534 -Private Use AS-, ZZ
100.66.3.0/24 65534 -Private Use AS-, ZZ
100.66.7.0/24 65534 -Private Use AS-, ZZ
100.66.9.0/24 65534 -Private Use AS-, ZZ
100.66.10.0/24 65534 -Private Use AS-, ZZ
Complete listing at https://bgp.nsrc.org/REN/OIX/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
23.140.216.0/24 Origin: 27176 DATAWAGON, US
23.140.216.0/24 Transit: 20278 NEXEON, US
23.141.0.0/24 Origin: 395350 RESERVED, ZZ
23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US
23.176.160.0/24 Origin: 397327 RESERVED, ZZ
23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US
41.57.124.0/22 Origin: 37442 RESERVED, ZZ
41.57.124.0/22 Transit: 37204 TELONE, ZW
41.57.124.0/23 Origin: 37442 RESERVED, ZZ
41.57.124.0/23 Transit: 37204 TELONE, ZW
Complete listing at https://bgp.nsrc.org/REN/OIX/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:17 /9:14 /10:39 /11:102 /12:296
/13:575 /14:1211 /15:2154 /16:13686 /17:8554 /18:14779
/19:25776 /20:45876 /21:54469 /22:114174 /23:106714 /24:585041
/25:493 /26:612 /27:1038 /28:76 /29:101 /30:28
/31:24 /32:669
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 7416 8285 TTNET, TR
12479 6430 7345 UNI2-AS, ES
8151 5643 11636 UNINET, MX
39891 3632 4897 ALJAWWALSTC-AS, SA
11492 3432 4523 CABLEONE, US
6327 3336 3524 SHAW, CA
7155 3143 4198 VIASAT-SP-BACKBONE, US
8551 2925 3457 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
22773 2707 3663 ASN-CXA-ALL-CCI-22773-RDC, US
30036 2154 2497 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2264 2:1486 3:229 4:8 5:4757 6:134
7:6 8:1625 9:1 11:172 12:1520 13:373
14:2391 15:302 16:198 17:381 18:592 20:299
21:4 22:188 23:6459 24:3038 25:6 27:2629
29:19 31:2673 32:97 34:26 35:116 36:2001
37:4758 38:6200 39:846 40:148 41:4804 42:2057
43:2441 44:325 45:17297 46:4472 47:393 49:1802
50:1884 51:585 52:1627 54:391 55:972 56:8
57:129 58:1971 59:1195 60:1000 61:2711 62:2829
63:1952 64:5767 65:2354 66:5110 67:3074 68:1344
69:4140 70:1412 71:697 72:3067 74:2671 75:1612
76:621 77:2580 78:3893 79:3010 80:2176 81:2045
82:1569 83:1349 84:1562 85:3810 86:870 87:2264
88:2840 89:3958 90:621 91:7995 92:2150 93:2635
94:3708 95:5087 96:1342 97:325 98:1130 99:735
100:122 101:1361 102:3274 103:32553 104:4586 105:2004
106:960 107:2570 108:1124 109:4342 110:2178 111:3178
112:2130 113:1803 114:1670 115:2132 116:1951 117:2586
118:2722 119:2073 120:1836 121:1193 122:2738 123:2232
124:1652 125:2525 128:1510 129:1122 130:1071 131:2058
132:952 133:422 134:1797 135:352 136:906 137:985
138:2810 139:1610 140:1254 141:1339 142:1498 143:1565
144:1008 145:343 146:1998 147:1626 148:2474 149:2173
150:912 151:1215 152:2007 153:582 154:4995 155:1396
156:1939 157:1354 158:1090 159:2240 160:2681 161:1603
162:3562 163:1647 164:1768 165:1923 166:1004 167:1746
168:4035 169:953 170:4834 171:922 172:3658 173:3001
174:1002 175:1231 176:3900 177:5478 178:3578 179:2413
180:2590 181:3542 182:3444 183:2021 184:2329 185:20868
186:5027 187:4536 188:4341 189:4007 190:9408 191:1861
192:11010 193:9001 194:7519 195:5447 196:3662 197:3043
198:6068 199:6105 200:8202 201:6221 202:11005 203:10635
204:4605 205:3675 206:4391 207:3508 208:4203 209:4998
210:4720 211:2611 212:4376 213:3723 214:1093 215:60
216:6858 217:2968 218:1328 219:617 220:2042 221:975
222:853 223:2194
End of report
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