[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Mar 4 22:46:11 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Tue 04 Mar, 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: 1029664
Prefixes after maximum aggregation (per Origin AS): 377429
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 476401
Total ASes present in the Internet Routing Table: 76795
Prefixes per ASN: 13.41
Origin-only ASes present in the Internet Routing Table: 66128
Origin ASes announcing only one prefix: 26286
Transit ASes present in the Internet Routing Table: 10667
Transit-only ASes present in the Internet Routing Table: 538
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: 1054
Number of instances of unregistered ASNs: 1061
Number of 32-bit ASNs allocated by the RIRs: 46219
Number of 32-bit ASNs visible in the Routing Table: 37972
Prefixes from 32-bit ASNs in the Routing Table: 210749
Number of bogon 32-bit ASNs visible in the Routing Table: 83
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 508
Number of addresses announced to Internet: 3112966245
Equivalent to 185 /8s, 140 /16s and 24 /24s
Percentage of available address space announced: 84.1
Percentage of allocated address space announced: 84.1
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: 347863
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265930
Total APNIC prefixes after maximum aggregation: 76728
APNIC Deaggregation factor: 3.47
Prefixes being announced from the APNIC address blocks: 257437
Unique aggregates announced from the APNIC address blocks: 102847
APNIC Region origin ASes present in the Internet Routing Table: 14592
APNIC Prefixes per ASN: 17.64
APNIC Region origin ASes announcing only one prefix: 4434
APNIC Region transit ASes present in the Internet Routing Table: 1944
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 34
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10059
Number of APNIC addresses announced to Internet: 752156480
Equivalent to 44 /8s, 212 /16s and 255 /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, 131072-155961
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: 295116
Total ARIN prefixes after maximum aggregation: 129691
ARIN Deaggregation factor: 2.28
Prefixes being announced from the ARIN address blocks: 295799
Unique aggregates announced from the ARIN address blocks: 136115
ARIN Region origin ASes present in the Internet Routing Table: 19244
ARIN Prefixes per ASN: 15.37
ARIN Region origin ASes announcing only one prefix: 7011
ARIN Region transit ASes present in the Internet Routing Table: 1909
Average ARIN Region AS path length visible: 2.9
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5170
Number of ARIN addresses announced to Internet: 1348609792
Equivalent to 80 /8s, 98 /16s and 39 /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: 290027
Total RIPE prefixes after maximum aggregation: 133975
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 287480
Unique aggregates announced from the RIPE address blocks: 172771
RIPE Region origin ASes present in the Internet Routing Table: 28904
RIPE Prefixes per ASN: 9.95
RIPE Region origin ASes announcing only one prefix: 12022
RIPE Region transit ASes present in the Internet Routing Table: 3830
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 26
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12308
Number of RIPE addresses announced to Internet: 733089573
Equivalent to 43 /8s, 178 /16s and 15 /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: 138571
Total LACNIC prefixes after maximum aggregation: 29436
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135589
Unique aggregates announced from the LACNIC address blocks: 49009
LACNIC Region origin ASes present in the Internet Routing Table: 11216
LACNIC Prefixes per ASN: 12.09
LACNIC Region origin ASes announcing only one prefix: 2169
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: 9154
Number of LACNIC addresses announced to Internet: 173895424
Equivalent to 10 /8s, 93 /16s and 111 /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: 38966
Total AfriNIC prefixes after maximum aggregation: 6947
AfriNIC Deaggregation factor: 5.61
Prefixes being announced from the AfriNIC address blocks: 52849
Unique aggregates announced from the AfriNIC address blocks: 15213
AfriNIC Region origin ASes present in the Internet Routing Table: 1920
AfriNIC Prefixes per ASN: 27.53
AfriNIC Region origin ASes announcing only one prefix: 650
AfriNIC Region transit ASes present in the Internet Routing Table: 361
Average AfriNIC Region AS path length visible: 3.6
Max AfriNIC Region AS path length visible: 36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1281
Number of AfriNIC addresses announced to Internet: 104961792
Equivalent to 6 /8s, 65 /16s and 151 /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 10328 8753 90 CHINAMOBILE-CN China Mobile Communication
7545 6217 843 660 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5011 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4393 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4242 530 277 BBIL-AP BHARTI Airtel Ltd., IN
7552 3921 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3676 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3279 1869 102 VNPT-AS-VN VNPT Corp, VN
24560 2847 855 532 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2207 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 12813 39185 3780 AMAZON-02, US
174 5420 8769 975 COGENT-174, US
11492 4696 312 575 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3384 3050 183 ASN-CXA-ALL-CCI-22773-RDC, US
749 3259 54879 2506 DNIC-AS-00749, US
16625 3087 1315 2229 AKAMAI-AS, US
396982 2935 3660 454 GOOGLE-CLOUD-PLATFORM, US
30036 2554 353 403 MEDIACOM-ENTERPRISE-BUSINESS, 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 9677 1287 1303 TTNET, TR
12479 7763 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4044 3396 143 AKAMAI-ASN1, NL
9009 3766 323 1929 M247, RO
12389 2988 2303 895 ROSTELECOM-AS, RU
34984 2414 364 573 TELLCOM-AS, TR
212238 2009 145 1485 CDNEXT, GB
8452 1922 1852 14 TE-AS TE-AS, EG
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 12073 3254 696 UNINET, MX
10620 3547 492 953 Telmex Colombia S.A., CO
13999 2511 539 371 Mega Cable, S.A. de C.V., MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
28573 1593 2436 268 Claro NXT Telecomunicacoes Ltda, BR
3816 1330 781 212 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1172 371 22 Telefonica del Peru S.A.A., PE
28202 1132 52 9 Rede Brasileira de Comunicacao SA, BR
6503 1117 374 163 Axtel, S.A.B. de C.V., MX
11664 1075 278 33 Techtel LMDS Comunicaciones Interactivas
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 1683 599 30 RAYA-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
24863 1618 389 16 LINKdotNET-AS, EG
29571 1574 99 103 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
20011 1275 198 332 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1022 523 45 Vodafone-, EG
37069 867 1087 16 MOBINIL, EG
6713 558 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 12813 39185 3780 AMAZON-02, US
8151 12073 3254 696 UNINET, MX
9808 10328 8753 90 CHINAMOBILE-CN China Mobile Communication
47331 9677 1287 1303 TTNET, TR
12479 7763 1714 145 UNI2-AS, ES
7545 6217 843 660 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5420 8769 975 COGENT-174, US
4538 5011 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4696 312 575 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 12073 11377 UNINET, MX
9808 10328 10238 CHINAMOBILE-CN China Mobile Communications Grou
47331 9677 8374 TTNET, TR
12479 7763 7618 UNI2-AS, ES
7545 6217 5557 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5011 4933 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5420 4445 COGENT-174, US
18403 4393 4368 FPT-AS-AP FPT Telecom Company, VN
11492 4696 4121 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
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
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
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
54338 UNALLOCATED 8.33.241.0/24 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
100.108.0.0/23 43939 INTERNETIA_ETTH2-AS Noc-Bialystok, PL
100.108.14.0/24 43939 INTERNETIA_ETTH2-AS Noc-Bialystok, PL
100.108.38.0/23 43939 INTERNETIA_ETTH2-AS Noc-Bialystok, PL
100.108.43.0/24 43939 INTERNETIA_ETTH2-AS Noc-Bialystok, PL
172.22.139.0/24 8151 UNINET, MX
172.22.243.0/24 8151 UNINET, MX
192.88.99.0/24 6939 HURRICANE, US
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
23.135.148.0/24 Origin: 44570 XTL-18-44570, US
23.135.148.0/24 Transit: 52025 PARADOXNETWORKS-LIMITED, GB
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 /11:92 /12:304
/13:587 /14:1236 /15:2207 /16:14113 /17:8574 /18:14261
/19:25485 /20:46140 /21:54774 /22:116189 /23:110403 /24:631983
/25:593 /26:590 /27:1051 /28:77 /29:106 /30:23
/31:2 /32:799
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8760 9677 TTNET, TR
12479 6717 7763 UNI2-AS, ES
8151 6228 12073 UNINET, MX
11492 3547 4696 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3622 SHAW, CA
7155 3121 4175 VIASAT-SP-BACKBONE, US
22773 2519 3384 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2276 12813 AMAZON-02, US
30036 2214 2554 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2363 2:1539 3:575 4:25 5:4871 6:167
7:6 8:1644 9:1 10:1 11:172 12:1380
13:351 14:2552 15:351 16:277 17:363 18:922
20:465 21:4 22:188 23:7389 24:2766 25:2
27:2775 29:19 31:3259 32:53 34:82 35:207
36:2438 37:4742 38:10143 39:899 40:153 41:4760
42:2004 43:2588 44:357 45:19990 46:5082 47:294
49:1998 50:1896 51:585 52:1601 54:301 55:1071
56:9 57:253 58:2319 59:1290 60:1167 61:3086
62:3023 63:1854 64:5556 65:2201 66:4727 67:3103
68:1138 69:4011 70:1124 71:621 72:2958 74:2816
75:1654 76:617 77:2796 78:4229 79:1744 80:2239
81:2187 82:2771 83:1445 84:1829 85:4277 86:1037
87:2437 88:3431 89:4478 90:778 91:8453 92:2817
93:2920 94:3991 95:5473 96:1405 97:327 98:979
99:740 100:73 101:1404 102:4237 103:32679 104:4837
105:2235 106:998 107:2609 108:1225 109:4169 110:2273
111:3327 112:2073 113:1831 114:1959 115:2213 116:2100
117:2759 118:2901 119:2015 120:1910 121:1439 122:2901
123:2333 124:1684 125:2913 126:92 128:1619 129:1014
130:1315 131:2018 132:912 133:450 134:1534 135:375
136:1316 137:1177 138:3243 139:1636 140:1565 141:1478
142:1873 143:1745 144:1061 145:478 146:2170 147:2078
148:2606 149:2960 150:1251 151:1794 152:2134 153:574
154:8248 155:1625 156:3415 157:1938 158:1274 159:2442
160:3668 161:1972 162:3716 163:1892 164:1758 165:2217
166:1387 167:1911 168:4355 169:818 170:5529 171:1007
172:4465 173:3258 174:915 175:1287 176:3778 177:6108
178:3948 179:2713 180:2656 181:4179 182:3384 183:2072
184:2314 185:21768 186:5729 187:4979 188:4342 189:4614
190:9950 191:2101 192:11222 193:9458 194:7858 195:5654
196:3580 197:3957 198:6241 199:8391 200:8721 201:6575
202:10935 203:10777 204:4589 205:3718 206:4702 207:3607
208:4221 209:5270 210:4881 211:2634 212:4595 213:3877
214:1063 215:42 216:6666 217:3177 218:1391 219:554
220:2109 221:1056 222:849 223:2335
End of report
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