[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Apr 23 22:47:15 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Wed 23 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: 1036267
Prefixes after maximum aggregation (per Origin AS): 380503
Deaggregation factor: 2.72
Unique aggregates announced (without unneeded subnets): 478713
Total ASes present in the Internet Routing Table: 76998
Prefixes per ASN: 13.46
Origin-only ASes present in the Internet Routing Table: 66262
Origin ASes announcing only one prefix: 26337
Transit ASes present in the Internet Routing Table: 10736
Transit-only ASes present in the Internet Routing Table: 540
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: 52
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1161
Number of instances of unregistered ASNs: 1164
Number of 32-bit ASNs allocated by the RIRs: 46254
Number of 32-bit ASNs visible in the Routing Table: 38243
Prefixes from 32-bit ASNs in the Routing Table: 212539
Number of bogon 32-bit ASNs visible in the Routing Table: 71
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 502
Number of addresses announced to Internet: 3112819173
Equivalent to 185 /8s, 137 /16s and 217 /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: 350461
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267291
Total APNIC prefixes after maximum aggregation: 77218
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 258916
Unique aggregates announced from the APNIC address blocks: 103017
APNIC Region origin ASes present in the Internet Routing Table: 14684
APNIC Prefixes per ASN: 17.63
APNIC Region origin ASes announcing only one prefix: 4460
APNIC Region transit ASes present in the Internet Routing Table: 1959
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: 10146
Number of APNIC addresses announced to Internet: 753826880
Equivalent to 44 /8s, 238 /16s and 124 /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: 297261
Total ARIN prefixes after maximum aggregation: 131080
ARIN Deaggregation factor: 2.27
Prefixes being announced from the ARIN address blocks: 297903
Unique aggregates announced from the ARIN address blocks: 138416
ARIN Region origin ASes present in the Internet Routing Table: 19264
ARIN Prefixes per ASN: 15.46
ARIN Region origin ASes announcing only one prefix: 7021
ARIN Region transit ASes present in the Internet Routing Table: 1905
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: 5201
Number of ARIN addresses announced to Internet: 1349376512
Equivalent to 80 /8s, 109 /16s and 218 /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: 292315
Total RIPE prefixes after maximum aggregation: 135015
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 289876
Unique aggregates announced from the RIPE address blocks: 174035
RIPE Region origin ASes present in the Internet Routing Table: 28961
RIPE Prefixes per ASN: 10.01
RIPE Region origin ASes announcing only one prefix: 12006
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: 12427
Number of RIPE addresses announced to Internet: 732063013
Equivalent to 43 /8s, 162 /16s and 101 /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: 138842
Total LACNIC prefixes after maximum aggregation: 29624
LACNIC Deaggregation factor: 4.69
Prefixes being announced from the LACNIC address blocks: 135615
Unique aggregates announced from the LACNIC address blocks: 49030
LACNIC Region origin ASes present in the Internet Routing Table: 11238
LACNIC Prefixes per ASN: 12.07
LACNIC Region origin ASes announcing only one prefix: 2205
LACNIC Region transit ASes present in the Internet Routing Table: 2466
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: 9180
Number of LACNIC addresses announced to Internet: 171910528
Equivalent to 10 /8s, 63 /16s and 37 /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: 39397
Total AfriNIC prefixes after maximum aggregation: 6884
AfriNIC Deaggregation factor: 5.72
Prefixes being announced from the AfriNIC address blocks: 53453
Unique aggregates announced from the AfriNIC address blocks: 13795
AfriNIC Region origin ASes present in the Internet Routing Table: 1922
AfriNIC Prefixes per ASN: 27.81
AfriNIC Region origin ASes announcing only one prefix: 645
AfriNIC Region transit ASes present in the Internet Routing Table: 365
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: 1289
Number of AfriNIC addresses announced to Internet: 105409280
Equivalent to 6 /8s, 72 /16s and 107 /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 10415 8921 127 CHINAMOBILE-CN China Mobile Communication
7545 6216 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4945 4194 78 ERX-CERNET-BKB China Education and Resear
9498 4323 531 279 BBIL-AP BHARTI Airtel Ltd., IN
18403 4270 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3920 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 2861 851 539 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2234 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 13270 39710 4116 AMAZON-02, US
174 5553 8760 941 COGENT-174, US
11492 4696 312 586 CABLEONE, US
7155 3859 286 85 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3406 3050 182 ASN-CXA-ALL-CCI-22773-RDC, US
749 3254 54879 2505 DNIC-AS-00749, US
16625 3120 1312 2258 AKAMAI-AS, US
396982 2964 3651 472 GOOGLE-CLOUD-PLATFORM, US
36352 2719 224 835 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 9747 1294 1095 TTNET, TR
12479 7724 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4064 3396 142 AKAMAI-ASN1, NL
9009 3791 328 1973 M247, RO
12389 3074 2303 886 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2411 363 577 TELLCOM-AS, TR
212238 2106 150 1546 CDNEXT, GB
8452 1966 1852 14 TE-AS TE-AS, EG
5384 1810 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 12269 3263 700 UNINET, MX
10620 3516 485 994 Telmex Colombia S.A., CO
13999 2512 539 364 Mega Cable, S.A. de C.V., MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
28573 1601 2438 256 Claro NXT Telecomunicacoes Ltda, BR
3816 1331 784 204 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1190 371 21 Telefonica del Peru S.A.A., PE
28202 1129 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1091 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1056 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 1743 607 31 RAYA-AS, EG
24863 1650 389 16 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1589 102 22 ORANGE-COTE-IVOIRE, CI
36992 1433 1518 283 ETISALAT-MISR, EG
20011 1296 204 345 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1020 521 42 Vodafone-, EG
37069 932 1099 15 MOBINIL, EG
3741 560 661 319 IS, ZA
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 13270 39710 4116 AMAZON-02, US
8151 12269 3263 700 UNINET, MX
9808 10415 8921 127 CHINAMOBILE-CN China Mobile Communication
47331 9747 1294 1095 TTNET, TR
12479 7724 1714 145 UNI2-AS, ES
7545 6216 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5553 8760 941 COGENT-174, US
4538 4945 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4696 312 586 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 12269 11569 UNINET, MX
9808 10415 10288 CHINAMOBILE-CN China Mobile Communications Grou
47331 9747 8652 TTNET, TR
12479 7724 7579 UNI2-AS, ES
7545 6216 5559 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4945 4867 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5553 4612 COGENT-174, US
18403 4270 4245 FPT-AS-AP FPT Telecom Company, VN
11492 4696 4110 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
23.140.216.0/24 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 /10:41 /11:93 /12:303
/13:585 /14:1241 /15:2201 /16:14113 /17:8597 /18:14805
/19:25637 /20:46256 /21:55022 /22:116614 /23:111524 /24:635956
/25:584 /26:582 /27:1058 /28:66 /29:106 /30:20
/31:2 /32:828
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8828 9747 TTNET, TR
12479 6644 7724 UNI2-AS, ES
8151 6415 12269 UNINET, MX
11492 3531 4696 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3622 SHAW, CA
7155 2818 3859 VIASAT-SP-BACKBONE, US
22773 2543 3406 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2365 13270 AMAZON-02, US
30036 2225 2565 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2383 2:1545 3:619 4:25 5:4948 6:162
7:6 8:1650 9:1 10:1 11:172 12:1376
13:357 14:2555 15:354 16:283 17:369 18:923
20:523 21:4 22:188 23:7544 24:2898 25:2
27:2800 29:19 31:3314 32:51 34:84 35:211
36:2424 37:4779 38:10287 39:906 40:166 41:4782
42:1922 43:2620 44:378 45:20078 46:5095 47:295
49:1952 50:1909 51:590 52:1591 54:298 55:1093
56:11 57:264 58:2297 59:1436 60:1171 61:3094
62:3049 63:1848 64:5555 65:2215 66:4728 67:3125
68:1148 69:4024 70:1081 71:630 72:2933 74:2829
75:1622 76:619 77:2846 78:4357 79:1771 80:2242
81:2234 82:3237 83:1467 84:1872 85:4384 86:1054
87:2426 88:3539 89:4487 90:787 91:8451 92:2738
93:2916 94:4136 95:5604 96:1462 97:323 98:998
99:667 100:72 101:1421 102:4280 103:32521 104:4847
105:2234 106:981 107:2640 108:1218 109:4146 110:2278
111:3373 112:2074 113:1828 114:1984 115:2272 116:2092
117:2741 118:2918 119:2009 120:1907 121:1436 122:2897
123:2408 124:1685 125:2900 126:91 128:1607 129:1039
130:1323 131:2087 132:898 133:451 134:1542 135:377
136:1312 137:1181 138:3265 139:1633 140:1585 141:1490
142:1947 143:1764 144:1087 145:521 146:2179 147:2117
148:2679 149:3004 150:1256 151:1760 152:2120 153:569
154:8334 155:1649 156:3263 157:1913 158:1297 159:2447
160:3696 161:1932 162:3775 163:2107 164:1760 165:2240
166:1453 167:1916 168:4400 169:819 170:5475 171:1008
172:4502 173:3283 174:909 175:1304 176:3807 177:6115
178:3904 179:2751 180:2673 181:4222 182:3385 183:2055
184:2149 185:21837 186:5779 187:5101 188:4330 189:4671
190:9976 191:2073 192:11298 193:9510 194:7893 195:5693
196:3690 197:3991 198:6241 199:8524 200:8785 201:6549
202:10901 203:10784 204:4579 205:3716 206:4682 207:3592
208:4250 209:5262 210:4895 211:2638 212:4711 213:3906
214:1027 215:48 216:6731 217:3214 218:1390 219:550
220:2092 221:1058 222:849 223:2342
End of report
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