[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Feb 8 22:46:40 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Sat 08 Feb, 2025
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: 1031961
Prefixes after maximum aggregation (per Origin AS): 376854
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 474133
Total ASes present in the Internet Routing Table: 76723
Prefixes per ASN: 13.45
Origin-only ASes present in the Internet Routing Table: 66035
Origin ASes announcing only one prefix: 26226
Transit ASes present in the Internet Routing Table: 10688
Transit-only ASes present in the Internet Routing Table: 529
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 3.2
Max AS path length visible: 52
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1123
Number of instances of unregistered ASNs: 1130
Number of 32-bit ASNs allocated by the RIRs: 46088
Number of 32-bit ASNs visible in the Routing Table: 37836
Prefixes from 32-bit ASNs in the Routing Table: 209826
Number of bogon 32-bit ASNs visible in the Routing Table: 78
Special use prefixes present in the Routing Table: 14
Prefixes being announced from unallocated address space: 527
Number of addresses announced to Internet: 3118523003
Equivalent to 185 /8s, 224 /16s and 226 /24s
Percentage of available address space announced: 84.2
Percentage of allocated address space announced: 84.2
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: 347493
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267008
Total APNIC prefixes after maximum aggregation: 77100
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 258338
Unique aggregates announced from the APNIC address blocks: 102553
APNIC Region origin ASes present in the Internet Routing Table: 14549
APNIC Prefixes per ASN: 17.76
APNIC Region origin ASes announcing only one prefix: 4425
APNIC Region transit ASes present in the Internet Routing Table: 1937
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 38
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10003
Number of APNIC addresses announced to Internet: 758723136
Equivalent to 45 /8s, 57 /16s and 50 /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: 296742
Total ARIN prefixes after maximum aggregation: 129038
ARIN Deaggregation factor: 2.30
Prefixes being announced from the ARIN address blocks: 298082
Unique aggregates announced from the ARIN address blocks: 135001
ARIN Region origin ASes present in the Internet Routing Table: 19225
ARIN Prefixes per ASN: 15.50
ARIN Region origin ASes announcing only one prefix: 6982
ARIN Region transit ASes present in the Internet Routing Table: 1917
Average ARIN Region AS path length visible: 2.8
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5139
Number of ARIN addresses announced to Internet: 1344035526
Equivalent to 80 /8s, 28 /16s and 90 /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, 393216-402332
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,
54/8, 55/8, 56/8, 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: 289636
Total RIPE prefixes after maximum aggregation: 133711
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 286510
Unique aggregates announced from the RIPE address blocks: 171918
RIPE Region origin ASes present in the Internet Routing Table: 28900
RIPE Prefixes per ASN: 9.91
RIPE Region origin ASes announcing only one prefix: 12021
RIPE Region transit ASes present in the Internet Routing Table: 3844
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 24
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12276
Number of RIPE addresses announced to Internet: 732727077
Equivalent to 43 /8s, 172 /16s and 135 /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
196608-216475
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
53/8, 57/8, 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: 138361
Total LACNIC prefixes after maximum aggregation: 29370
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135759
Unique aggregates announced from the LACNIC address blocks: 49013
LACNIC Region origin ASes present in the Internet Routing Table: 11210
LACNIC Prefixes per ASN: 12.11
LACNIC Region origin ASes announcing only one prefix: 2157
LACNIC Region transit ASes present in the Internet Routing Table: 2470
Average LACNIC Region AS path length visible: 3.3
Max LACNIC Region AS path length visible: 52
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9142
Number of LACNIC addresses announced to Internet: 178019200
Equivalent to 10 /8s, 156 /16s and 91 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-274844 + 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: 39091
Total AfriNIC prefixes after maximum aggregation: 6939
AfriNIC Deaggregation factor: 5.63
Prefixes being announced from the AfriNIC address blocks: 52743
Unique aggregates announced from the AfriNIC address blocks: 15218
AfriNIC Region origin ASes present in the Internet Routing Table: 1915
AfriNIC Prefixes per ASN: 27.54
AfriNIC Region origin ASes announcing only one prefix: 641
AfriNIC Region transit ASes present in the Internet Routing Table: 364
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1276
Number of AfriNIC addresses announced to Internet: 104751872
Equivalent to 6 /8s, 62 /16s and 99 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & 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
9808 10398 8921 125 CHINAMOBILE-CN China Mobile Communication
7545 6211 843 665 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5045 4193 77 ERX-CERNET-BKB China Education and Resear
18403 4251 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4213 529 274 BBIL-AP BHARTI Airtel Ltd., IN
7552 3919 1331 25 VIETEL-AS-AP Viettel Group, VN
45899 3902 1890 51 VNPT-AS-VN VNPT Corp, VN
7713 3673 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2840 854 531 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2235 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
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 12739 38946 3726 AMAZON-02, US
174 5587 8758 885 COGENT-174, US
11492 4698 312 553 CABLEONE, US
7155 4180 287 86 VIASAT-SP-BACKBONE, US
6327 3623 1320 81 SHAW, CA
22773 3410 3049 187 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
2152 3189 508 130 CENIC-2152, US
16625 3043 1311 2197 AKAMAI-AS, US
396982 2922 3659 447 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 9661 1284 1335 TTNET, TR
12479 7740 1713 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4018 3396 142 AKAMAI-ASN1, NL
9009 3782 324 1923 M247, RO
12389 2995 2303 893 ROSTELECOM-AS, RU
34984 2416 364 574 TELLCOM-AS, TR
8452 1948 1852 14 TE-AS TE-AS, EG
212238 1920 139 1415 CDNEXT, GB
5384 1799 585 30 EMIRATES-INTERNET Emirates Internet, AE
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 11997 3243 709 UNINET, MX
10620 3543 492 951 Telmex Colombia S.A., CO
13999 2516 539 366 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1579 2438 259 Claro NXT Telecomunicacoes Ltda, BR
3816 1328 777 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6503 1134 374 163 Axtel, S.A.B. de C.V., MX
28202 1130 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1105 371 22 Telefonica del Peru S.A.A., PE
22884 1075 98 375 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
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
24835 1682 601 30 RAYA-AS, EG
24863 1645 389 16 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1538 97 99 ORANGE-COTE-IVOIRE, CI
36992 1425 1518 286 ETISALAT-MISR, EG
20011 1288 199 339 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1002 521 42 Vodafone-, EG
37069 847 1083 15 MOBINIL, EG
6713 556 1861 35 IAM-AS, MA
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
16509 12739 38946 3726 AMAZON-02, US
8151 11997 3243 709 UNINET, MX
9808 10398 8921 125 CHINAMOBILE-CN China Mobile Communication
47331 9661 1284 1335 TTNET, TR
12479 7740 1713 145 UNI2-AS, ES
7545 6211 843 665 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5587 8758 885 COGENT-174, US
4538 5045 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4698 312 553 CABLEONE, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
8151 11997 11288 UNINET, MX
9808 10398 10273 CHINAMOBILE-CN China Mobile Communications Grou
47331 9661 8326 TTNET, TR
12479 7740 7595 UNI2-AS, ES
7545 6211 5546 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5045 4968 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5587 4702 COGENT-174, US
18403 4251 4226 FPT-AS-AP FPT Telecom Company, VN
11492 4698 4145 CABLEONE, US
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
400866 UNALLOCATED 2.59.148.0/23 21859 ZEN-ECN, US
46559 UNALLOCATED 8.3.52.0/23 3257 GTT-BACKBONE GTT, US
22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US
33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US
12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-D
40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US
46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US
53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US
393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US
396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.116.75.0/24 22884 TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
100.126.255.172/30 13979 ATT-IPFR, US
100.126.255.176/30 13979 ATT-IPFR, US
100.126.255.180/30 13979 ATT-IPFR, US
100.126.255.184/30 13979 ATT-IPFR, US
100.127.255.0/26 64510 RESERVED, ZZ
100.127.255.64/28 64510 RESERVED, ZZ
100.127.255.80/28 64510 RESERVED, ZZ
100.127.255.128/26 64511 RESERVED, ZZ
100.127.255.192/28 64511 RESERVED, ZZ
Complete listing at https://bgp.nsrc.org/REN/OIX/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
14.192.20.0/22 Origin: 26658 HENGTONG-IDC-LLC, US
14.192.20.0/22 Transit: 6939 HURRICANE, US
23.133.205.0/24 Origin: 23506 TMW, US
23.133.205.0/24 Transit: 215828 TMW-GLOBAL-NETWORKS TMW Global Networks,
23.140.16.0/24 Origin: 63371 RESERVED, ZZ
23.140.16.0/24 Transit: 7018 ATT-INTERNET4, US
23.140.48.0/24 Origin: 63371 RESERVED, ZZ
23.140.48.0/24 Transit: 7018 ATT-INTERNET4, US
23.140.216.0/24 Origin: 27176 DATAWAGON, US
23.140.216.0/24 Transit: 20278 NEXEON, US
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 /8:16 /9:16 /10:42 /11:93 /12:308
/13:589 /14:1236 /15:2211 /16:14114 /17:8576 /18:14732
/19:25591 /20:46340 /21:55155 /22:116491 /23:110401 /24:629820
/25:655 /26:654 /27:1184 /28:218 /29:372 /30:248
/31:1270 /32:1628
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8747 9661 TTNET, TR
12479 6701 7740 UNI2-AS, ES
8151 6162 11997 UNINET, MX
11492 3555 4698 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3623 SHAW, CA
7155 3128 4180 VIASAT-SP-BACKBONE, US
22773 2542 3410 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2263 12739 AMAZON-02, US
30036 2241 2581 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2329 2:1598 3:570 4:25 5:4816 6:165
7:6 8:1637 9:1 10:1 11:172 12:1383
13:353 14:2541 15:348 16:270 17:359 18:916
20:461 21:4 22:188 23:7349 24:2779 25:2
27:2787 29:19 31:3195 32:57 34:81 35:205
36:2435 37:4745 38:9986 39:897 40:152 41:4771
42:1937 43:2567 44:350 45:19928 46:5034 47:296
49:2006 50:1898 51:589 52:1604 54:306 55:1098
56:9 57:250 58:2317 59:1253 60:1164 61:3101
62:3037 63:1845 64:5559 65:2229 66:4729 67:3092
68:1138 69:4042 70:1136 71:620 72:2940 74:2820
75:1644 76:633 77:2743 78:4229 79:1730 80:2260
81:2222 82:2345 83:1455 84:1817 85:4237 86:1022
87:2464 88:3423 89:4460 90:755 91:8477 92:2812
93:2893 94:4001 95:5412 96:1295 97:317 98:976
99:736 100:70 101:1398 102:4281 103:32610 104:4699
105:2229 106:1018 107:2624 108:1205 109:4132 110:2259
111:3405 112:2072 113:1817 114:1956 115:2252 116:2096
117:2744 118:2861 119:2017 120:1904 121:1431 122:2888
123:2293 124:1676 125:2914 126:94 128:1679 129:1036
130:1313 131:2045 132:903 133:450 134:1537 135:368
136:1340 137:1159 138:3258 139:1613 140:1554 141:1489
142:1870 143:1731 144:1059 145:468 146:2168 147:2065
148:2611 149:2934 150:1208 151:1657 152:2180 153:574
154:8292 155:1621 156:3638 157:1911 158:1264 159:2428
160:3660 161:1906 162:3685 163:1821 164:1756 165:2206
166:1362 167:1908 168:4401 169:820 170:5497 171:1006
172:4330 173:3262 174:921 175:1291 176:3724 177:6172
178:3942 179:2729 180:2631 181:4152 182:3373 183:2035
184:2273 185:21765 186:5668 187:4935 188:4349 189:4563
190:9926 191:2067 192:11225 193:9445 194:7851 195:5638
196:3505 197:3958 198:6231 199:8342 200:8627 201:6583
202:10944 203:10772 204:4601 205:3714 206:4703 207:3630
208:4219 209:5244 210:4855 211:2632 212:4623 213:3869
214:1055 215:42 216:6672 217:3183 218:1395 219:555
220:2118 221:1055 222:848 223:2327
End of report
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