[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Mar 10 22:46:14 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Mon 10 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: 1029685
Prefixes after maximum aggregation (per Origin AS): 377750
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 476563
Total ASes present in the Internet Routing Table: 76774
Prefixes per ASN: 13.41
Origin-only ASes present in the Internet Routing Table: 66130
Origin ASes announcing only one prefix: 26262
Transit ASes present in the Internet Routing Table: 10644
Transit-only ASes present in the Internet Routing Table: 535
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: 1053
Number of instances of unregistered ASNs: 1074
Number of 32-bit ASNs allocated by the RIRs: 46184
Number of 32-bit ASNs visible in the Routing Table: 37966
Prefixes from 32-bit ASNs in the Routing Table: 210551
Number of bogon 32-bit ASNs visible in the Routing Table: 111
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 494
Number of addresses announced to Internet: 3113769317
Equivalent to 185 /8s, 152 /16s and 89 /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: 348403
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265479
Total APNIC prefixes after maximum aggregation: 76680
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257141
Unique aggregates announced from the APNIC address blocks: 102832
APNIC Region origin ASes present in the Internet Routing Table: 14573
APNIC Prefixes per ASN: 17.65
APNIC Region origin ASes announcing only one prefix: 4408
APNIC Region transit ASes present in the Internet Routing Table: 1940
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 36
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10041
Number of APNIC addresses announced to Internet: 751955264
Equivalent to 44 /8s, 209 /16s and 237 /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: 295564
Total ARIN prefixes after maximum aggregation: 129953
ARIN Deaggregation factor: 2.27
Prefixes being announced from the ARIN address blocks: 296070
Unique aggregates announced from the ARIN address blocks: 136397
ARIN Region origin ASes present in the Internet Routing Table: 19246
ARIN Prefixes per ASN: 15.38
ARIN Region origin ASes announcing only one prefix: 7009
ARIN Region transit ASes present in the Internet Routing Table: 1894
Average ARIN Region AS path length visible: 2.9
Max ARIN Region AS path length visible: 27
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5169
Number of ARIN addresses announced to Internet: 1351324928
Equivalent to 80 /8s, 139 /16s and 149 /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: 290004
Total RIPE prefixes after maximum aggregation: 134029
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 287721
Unique aggregates announced from the RIPE address blocks: 173022
RIPE Region origin ASes present in the Internet Routing Table: 28911
RIPE Prefixes per ASN: 9.95
RIPE Region origin ASes announcing only one prefix: 12026
RIPE Region transit ASes present in the Internet Routing Table: 3832
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: 12318
Number of RIPE addresses announced to Internet: 732392741
Equivalent to 43 /8s, 167 /16s and 109 /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: 138620
Total LACNIC prefixes after maximum aggregation: 29488
LACNIC Deaggregation factor: 4.70
Prefixes being announced from the LACNIC address blocks: 135532
Unique aggregates announced from the LACNIC address blocks: 49018
LACNIC Region origin ASes present in the Internet Routing Table: 11216
LACNIC Prefixes per ASN: 12.08
LACNIC Region origin ASes announcing only one prefix: 2170
LACNIC Region transit ASes present in the Internet Routing Table: 2460
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: 9158
Number of LACNIC addresses announced to Internet: 172893184
Equivalent to 10 /8s, 78 /16s and 36 /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: 38965
Total AfriNIC prefixes after maximum aggregation: 6943
AfriNIC Deaggregation factor: 5.61
Prefixes being announced from the AfriNIC address blocks: 52725
Unique aggregates announced from the AfriNIC address blocks: 14857
AfriNIC Region origin ASes present in the Internet Routing Table: 1916
AfriNIC Prefixes per ASN: 27.52
AfriNIC Region origin ASes announcing only one prefix: 649
AfriNIC Region transit ASes present in the Internet Routing Table: 366
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: 1280
Number of AfriNIC addresses announced to Internet: 104961280
Equivalent to 6 /8s, 65 /16s and 149 /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 6212 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5025 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4403 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4254 530 277 BBIL-AP BHARTI Airtel Ltd., IN
7552 3922 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3673 1044 68 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3284 1869 104 VNPT-AS-VN VNPT Corp, VN
24560 2840 849 537 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2206 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 12956 39640 3957 AMAZON-02, US
174 5635 8769 971 COGENT-174, US
11492 4673 310 589 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3391 3049 182 ASN-CXA-ALL-CCI-22773-RDC, US
749 3259 54879 2506 DNIC-AS-00749, US
16625 3080 1310 2225 AKAMAI-AS, US
396982 2945 3660 458 GOOGLE-CLOUD-PLATFORM, US
30036 2546 350 421 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 9685 1288 1286 TTNET, TR
12479 7771 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4038 3396 142 AKAMAI-ASN1, NL
9009 3782 324 1948 M247, RO
12389 2985 2303 891 ROSTELECOM-AS, RU
34984 2415 364 574 TELLCOM-AS, TR
212238 2030 146 1500 CDNEXT, GB
8452 1897 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 12087 3256 694 UNINET, MX
10620 3523 487 970 Telmex Colombia S.A., CO
13999 2509 539 374 Mega Cable, S.A. de C.V., MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
28573 1594 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1328 781 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1202 371 22 Telefonica del Peru S.A.A., PE
28202 1132 52 9 Rede Brasileira de Comunicacao SA, BR
6503 1106 374 163 Axtel, S.A.B. de C.V., MX
11664 1078 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 1619 389 16 LINKdotNET-AS, EG
29571 1582 100 104 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 855 1083 15 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 12956 39640 3957 AMAZON-02, US
8151 12087 3256 694 UNINET, MX
9808 10328 8753 90 CHINAMOBILE-CN China Mobile Communication
47331 9685 1288 1286 TTNET, TR
12479 7771 1714 145 UNI2-AS, ES
7545 6212 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5635 8769 971 COGENT-174, US
4538 5025 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4673 310 589 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 12087 11393 UNINET, MX
9808 10328 10238 CHINAMOBILE-CN China Mobile Communications Grou
47331 9685 8399 TTNET, TR
12479 7771 7626 UNI2-AS, ES
7545 6212 5554 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5025 4947 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5635 4664 COGENT-174, US
18403 4403 4378 FPT-AS-AP FPT Telecom Company, VN
7155 4175 4092 VIASAT-SP-BACKBONE, 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
23.140.216.0/24 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
23.155.208.0/24 Origin: 396169 AS-GHCIL-01, US
23.155.208.0/24 Transit: 35985 ONERINGNET-ATL-1, 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 /14:1234 /15:2205 /16:14123 /17:8580 /18:14269
/19:25469 /20:46052 /21:54744 /22:115929 /23:110415 /24:632363
/25:591 /26:592 /27:1056 /28:77 /29:106 /30:23
/31:2 /32:797
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8768 9685 TTNET, TR
12479 6712 7771 UNI2-AS, ES
8151 6241 12087 UNINET, MX
11492 3527 4673 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3622 SHAW, CA
7155 3121 4175 VIASAT-SP-BACKBONE, US
22773 2527 3391 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2342 12956 AMAZON-02, US
30036 2206 2546 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2365 2:1536 3:586 4:25 5:4874 6:166
7:6 8:1644 9:1 10:1 11:172 12:1380
13:343 14:2559 15:351 16:279 17:364 18:921
20:471 21:4 22:188 23:7384 24:3069 25:2
27:2772 29:19 31:3262 32:53 34:83 35:208
36:2433 37:4753 38:10309 39:898 40:153 41:4755
42:2015 43:2588 44:359 45:19995 46:5088 47:291
49:2008 50:1897 51:589 52:1596 54:302 55:809
56:9 57:254 58:2312 59:1303 60:1166 61:3095
62:3024 63:1850 64:5554 65:2199 66:4732 67:3081
68:1138 69:3998 70:1131 71:624 72:2949 74:2812
75:1656 76:616 77:2809 78:4238 79:1755 80:2232
81:2181 82:2810 83:1448 84:1834 85:4282 86:1037
87:2431 88:3425 89:4478 90:781 91:8456 92:2816
93:2868 94:3984 95:5491 96:1415 97:327 98:974
99:739 100:71 101:1414 102:4226 103:32548 104:4836
105:2234 106:1000 107:2602 108:1225 109:4167 110:2271
111:3342 112:2061 113:1831 114:1960 115:2211 116:2096
117:2759 118:2902 119:2014 120:1911 121:1440 122:2882
123:2330 124:1685 125:2913 126:91 128:1612 129:1016
130:1320 131:2020 132:903 133:451 134:1532 135:376
136:1285 137:1173 138:3240 139:1620 140:1559 141:1481
142:1875 143:1753 144:1062 145:483 146:2174 147:2084
148:2607 149:2953 150:1253 151:1949 152:2131 153:574
154:8247 155:1643 156:3347 157:1935 158:1279 159:2443
160:3660 161:1976 162:3704 163:1912 164:1757 165:2219
166:1392 167:1914 168:4367 169:819 170:5530 171:1005
172:4460 173:3253 174:915 175:1285 176:3784 177:6190
178:3959 179:2719 180:2657 181:4183 182:3378 183:2067
184:2312 185:21799 186:5748 187:5024 188:4336 189:4630
190:9954 191:2066 192:11215 193:9474 194:7861 195:5670
196:3591 197:3972 198:6248 199:8428 200:8727 201:6603
202:10905 203:10771 204:4560 205:3712 206:4684 207:3589
208:4203 209:5258 210:4881 211:2635 212:4592 213:3891
214:1062 215:42 216:6699 217:3178 218:1391 219:555
220:2109 221:1055 222:849 223:2337
End of report
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