[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Apr 12 22:47:01 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Sat 12 Apr, 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: 1035032
Prefixes after maximum aggregation (per Origin AS): 379676
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 477117
Total ASes present in the Internet Routing Table: 76938
Prefixes per ASN: 13.45
Origin-only ASes present in the Internet Routing Table: 66198
Origin ASes announcing only one prefix: 26311
Transit ASes present in the Internet Routing Table: 10740
Transit-only ASes present in the Internet Routing Table: 542
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 3.1
Max AS path length visible: 54
Max AS path prepend of ASN (135823) 50
Prefixes from unregistered ASNs in the Routing Table: 1170
Number of instances of unregistered ASNs: 1176
Number of 32-bit ASNs allocated by the RIRs: 46178
Number of 32-bit ASNs visible in the Routing Table: 38168
Prefixes from 32-bit ASNs in the Routing Table: 212137
Number of bogon 32-bit ASNs visible in the Routing Table: 87
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 492
Number of addresses announced to Internet: 3114033637
Equivalent to 185 /8s, 156 /16s and 97 /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: 350062
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267170
Total APNIC prefixes after maximum aggregation: 77148
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 258765
Unique aggregates announced from the APNIC address blocks: 102772
APNIC Region origin ASes present in the Internet Routing Table: 14642
APNIC Prefixes per ASN: 17.67
APNIC Region origin ASes announcing only one prefix: 4439
APNIC Region transit ASes present in the Internet Routing Table: 1958
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 54
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10107
Number of APNIC addresses announced to Internet: 753965888
Equivalent to 44 /8s, 240 /16s and 155 /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: 296377
Total ARIN prefixes after maximum aggregation: 130658
ARIN Deaggregation factor: 2.27
Prefixes being announced from the ARIN address blocks: 296952
Unique aggregates announced from the ARIN address blocks: 137512
ARIN Region origin ASes present in the Internet Routing Table: 19264
ARIN Prefixes per ASN: 15.41
ARIN Region origin ASes announcing only one prefix: 7025
ARIN Region transit ASes present in the Internet Routing Table: 1902
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: 5190
Number of ARIN addresses announced to Internet: 1350088704
Equivalent to 80 /8s, 120 /16s and 184 /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: 292399
Total RIPE prefixes after maximum aggregation: 134784
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 290004
Unique aggregates announced from the RIPE address blocks: 173848
RIPE Region origin ASes present in the Internet Routing Table: 28946
RIPE Prefixes per ASN: 10.02
RIPE Region origin ASes announcing only one prefix: 11995
RIPE Region transit ASes present in the Internet Routing Table: 3872
Average RIPE Region AS path length visible: 3.0
Max RIPE Region AS path length visible: 22
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12403
Number of RIPE addresses announced to Internet: 732287525
Equivalent to 43 /8s, 165 /16s and 210 /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: 138555
Total LACNIC prefixes after maximum aggregation: 29530
LACNIC Deaggregation factor: 4.69
Prefixes being announced from the LACNIC address blocks: 135379
Unique aggregates announced from the LACNIC address blocks: 48963
LACNIC Region origin ASes present in the Internet Routing Table: 11237
LACNIC Prefixes per ASN: 12.05
LACNIC Region origin ASes announcing only one prefix: 2205
LACNIC Region transit ASes present in the Internet Routing Table: 2468
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: 9182
Number of LACNIC addresses announced to Internet: 171997056
Equivalent to 10 /8s, 64 /16s and 119 /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: 39361
Total AfriNIC prefixes after maximum aggregation: 6867
AfriNIC Deaggregation factor: 5.73
Prefixes being announced from the AfriNIC address blocks: 53438
Unique aggregates announced from the AfriNIC address blocks: 13595
AfriNIC Region origin ASes present in the Internet Routing Table: 1920
AfriNIC Prefixes per ASN: 27.83
AfriNIC Region origin ASes announcing only one prefix: 647
AfriNIC Region transit ASes present in the Internet Routing Table: 367
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: 1286
Number of AfriNIC addresses announced to Internet: 105449728
Equivalent to 6 /8s, 73 /16s and 9 /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 10373 8921 126 CHINAMOBILE-CN China Mobile Communication
7545 6215 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4982 4193 77 ERX-CERNET-BKB China Education and Resear
9498 4315 531 280 BBIL-AP BHARTI Airtel Ltd., IN
18403 4267 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3923 1332 26 VIETEL-AS-AP Viettel Group, VN
45899 3911 1890 51 VNPT-AS-VN VNPT Corp, VN
7713 3678 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2858 850 540 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2233 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 13166 39690 4084 AMAZON-02, US
174 5432 8766 963 COGENT-174, US
11492 4693 311 586 CABLEONE, US
7155 3829 286 85 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3409 3050 183 ASN-CXA-ALL-CCI-22773-RDC, US
749 3255 54879 2506 DNIC-AS-00749, US
16625 3119 1312 2261 AKAMAI-AS, US
396982 2951 3649 468 GOOGLE-CLOUD-PLATFORM, US
36352 2648 218 804 AS-COLOCROSSING, 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 9746 1294 1096 TTNET, TR
12479 7712 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4049 3396 142 AKAMAI-ASN1, NL
9009 3786 328 1970 M247, RO
12389 3077 2303 888 ROSTELECOM-AS, RU
34984 2412 363 576 TELLCOM-AS, TR
212238 2090 148 1540 CDNEXT, GB
8452 1964 1852 14 TE-AS TE-AS, EG
5384 1788 585 29 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 12245 3263 687 UNINET, MX
10620 3527 487 992 Telmex Colombia S.A., CO
13999 2508 538 370 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1601 2438 256 Claro NXT Telecomunicacoes Ltda, BR
3816 1332 784 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1194 371 22 Telefonica del Peru S.A.A., PE
28202 1132 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1090 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1054 70 382 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 1702 599 30 RAYA-AS, EG
24863 1643 389 16 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1580 102 22 ORANGE-COTE-IVOIRE, CI
36992 1430 1518 287 ETISALAT-MISR, EG
20011 1295 204 345 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1028 523 45 Vodafone-, EG
37069 932 1099 15 MOBINIL, EG
6713 562 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 13166 39690 4084 AMAZON-02, US
8151 12245 3263 687 UNINET, MX
9808 10373 8921 126 CHINAMOBILE-CN China Mobile Communication
47331 9746 1294 1096 TTNET, TR
12479 7712 1714 145 UNI2-AS, ES
7545 6215 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5432 8766 963 COGENT-174, US
4538 4982 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4693 311 586 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 12245 11558 UNINET, MX
9808 10373 10247 CHINAMOBILE-CN China Mobile Communications Grou
47331 9746 8650 TTNET, TR
12479 7712 7567 UNI2-AS, ES
7545 6215 5558 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4982 4905 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5432 4469 COGENT-174, US
18403 4267 4242 FPT-AS-AP FPT Telecom Company, VN
11492 4693 4107 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
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
23.137.116.0/24 Origin: 63129 AIRRABBIT-NETWORK, US
23.137.116.0/24 Transit: 6939 HURRICANE, US
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
23.152.48.0/24 Origin: 46167 RESERVED, ZZ
23.152.48.0/24 Transit: 7018 ATT-INTERNET4, 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 /10:41 /11:93 /12:302
/13:586 /14:1237 /15:2205 /16:14126 /17:8605 /18:14814
/19:25660 /20:46285 /21:55032 /22:116767 /23:111467 /24:634522
/25:585 /26:586 /27:1062 /28:67 /29:105 /30:20
/31:2 /32:830
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8827 9746 TTNET, TR
12479 6633 7712 UNI2-AS, ES
8151 6391 12245 UNINET, MX
11492 3531 4693 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3622 SHAW, CA
7155 2787 3829 VIASAT-SP-BACKBONE, US
22773 2545 3409 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2333 13166 AMAZON-02, US
30036 2213 2553 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2380 2:1550 3:614 4:25 5:4941 6:163
7:6 8:1640 9:1 10:1 11:172 12:1374
13:352 14:2550 15:353 16:279 17:368 18:923
20:493 21:4 22:188 23:7487 24:2894 25:2
27:2795 29:19 31:3316 32:52 34:84 35:209
36:2424 37:4770 38:10167 39:898 40:160 41:4758
42:1928 43:2607 44:373 45:19994 46:5030 47:291
49:1945 50:1909 51:590 52:1586 54:298 55:877
56:11 57:260 58:2297 59:1432 60:1171 61:3100
62:3038 63:1853 64:5542 65:2202 66:4729 67:3123
68:1144 69:4019 70:1086 71:628 72:2930 74:2833
75:1611 76:617 77:2856 78:4349 79:1767 80:2237
81:2216 82:3177 83:1466 84:1872 85:4387 86:1048
87:2426 88:3546 89:4501 90:779 91:8452 92:2805
93:2919 94:4154 95:5596 96:1443 97:323 98:998
99:643 100:71 101:1424 102:4255 103:32508 104:4793
105:2235 106:990 107:2631 108:1215 109:4155 110:2276
111:3383 112:2069 113:1834 114:1984 115:2266 116:2094
117:2741 118:2911 119:2008 120:1904 121:1441 122:2895
123:2416 124:1687 125:2901 126:90 128:1605 129:1042
130:1309 131:2072 132:903 133:451 134:1530 135:378
136:1291 137:1167 138:3247 139:1620 140:1587 141:1485
142:1949 143:1753 144:1081 145:522 146:2188 147:2113
148:2664 149:2995 150:1255 151:1745 152:2128 153:573
154:8312 155:1660 156:3263 157:1913 158:1286 159:2448
160:3684 161:1921 162:3758 163:2054 164:1760 165:2246
166:1458 167:1914 168:4391 169:819 170:5532 171:1008
172:4489 173:3256 174:910 175:1300 176:3823 177:6093
178:3970 179:2722 180:2669 181:4230 182:3376 183:2053
184:2151 185:21817 186:5763 187:5077 188:4318 189:4628
190:9974 191:2062 192:11265 193:9521 194:7913 195:5690
196:3677 197:3974 198:6210 199:8492 200:8764 201:6534
202:10885 203:10773 204:4578 205:3718 206:4689 207:3587
208:4234 209:5260 210:4879 211:2633 212:4725 213:3901
214:1032 215:48 216:6700 217:3188 218:1392 219:550
220:2091 221:1071 222:849 223:2335
End of report
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