[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 5 22:46:32 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Sat 05 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: 1034439
Prefixes after maximum aggregation (per Origin AS): 379309
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 476668
Total ASes present in the Internet Routing Table: 76920
Prefixes per ASN: 13.45
Origin-only ASes present in the Internet Routing Table: 66233
Origin ASes announcing only one prefix: 26305
Transit ASes present in the Internet Routing Table: 10687
Transit-only ASes present in the Internet Routing Table: 546
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: 1125
Number of instances of unregistered ASNs: 1130
Number of 32-bit ASNs allocated by the RIRs: 46163
Number of 32-bit ASNs visible in the Routing Table: 38136
Prefixes from 32-bit ASNs in the Routing Table: 211796
Number of bogon 32-bit ASNs visible in the Routing Table: 75
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 495
Number of addresses announced to Internet: 3114523363
Equivalent to 185 /8s, 163 /16s and 218 /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: 349899
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267052
Total APNIC prefixes after maximum aggregation: 77099
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 258668
Unique aggregates announced from the APNIC address blocks: 102636
APNIC Region origin ASes present in the Internet Routing Table: 14641
APNIC Prefixes per ASN: 17.67
APNIC Region origin ASes announcing only one prefix: 4449
APNIC Region transit ASes present in the Internet Routing Table: 1962
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: 10102
Number of APNIC addresses announced to Internet: 754221376
Equivalent to 44 /8s, 244 /16s and 129 /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: 296185
Total ARIN prefixes after maximum aggregation: 130498
ARIN Deaggregation factor: 2.27
Prefixes being announced from the ARIN address blocks: 296729
Unique aggregates announced from the ARIN address blocks: 137165
ARIN Region origin ASes present in the Internet Routing Table: 19259
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: 1889
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: 5184
Number of ARIN addresses announced to Internet: 1350327808
Equivalent to 80 /8s, 124 /16s and 94 /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: 292475
Total RIPE prefixes after maximum aggregation: 134656
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 290162
Unique aggregates announced from the RIPE address blocks: 173959
RIPE Region origin ASes present in the Internet Routing Table: 28945
RIPE Prefixes per ASN: 10.02
RIPE Region origin ASes announcing only one prefix: 12001
RIPE Region transit ASes present in the Internet Routing Table: 3850
Average RIPE Region AS path length visible: 3.1
Max RIPE Region AS path length visible: 22
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12390
Number of RIPE addresses announced to Internet: 732551971
Equivalent to 43 /8s, 169 /16s and 219 /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: 138469
Total LACNIC prefixes after maximum aggregation: 29517
LACNIC Deaggregation factor: 4.69
Prefixes being announced from the LACNIC address blocks: 135298
Unique aggregates announced from the LACNIC address blocks: 48916
LACNIC Region origin ASes present in the Internet Routing Table: 11231
LACNIC Prefixes per ASN: 12.05
LACNIC Region origin ASes announcing only one prefix: 2188
LACNIC Region transit ASes present in the Internet Routing Table: 2456
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: 171879296
Equivalent to 10 /8s, 62 /16s and 171 /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: 39133
Total AfriNIC prefixes after maximum aggregation: 6854
AfriNIC Deaggregation factor: 5.71
Prefixes being announced from the AfriNIC address blocks: 53085
Unique aggregates announced from the AfriNIC address blocks: 13564
AfriNIC Region origin ASes present in the Internet Routing Table: 1911
AfriNIC Prefixes per ASN: 27.78
AfriNIC Region origin ASes announcing only one prefix: 642
AfriNIC Region transit ASes present in the Internet Routing Table: 362
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: 1280
Number of AfriNIC addresses announced to Internet: 105298176
Equivalent to 6 /8s, 70 /16s and 185 /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 10374 8921 126 CHINAMOBILE-CN China Mobile Communication
7545 6215 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4981 4193 77 ERX-CERNET-BKB China Education and Resear
9498 4299 531 279 BBIL-AP BHARTI Airtel Ltd., IN
18403 4221 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3917 1332 26 VIETEL-AS-AP Viettel Group, VN
45899 3911 1890 51 VNPT-AS-VN VNPT Corp, VN
7713 3677 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2851 849 538 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 13017 39641 3949 AMAZON-02, US
174 5563 8766 962 COGENT-174, US
11492 4686 311 585 CABLEONE, US
7155 3834 286 83 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3414 3050 185 ASN-CXA-ALL-CCI-22773-RDC, US
749 3255 54879 2506 DNIC-AS-00749, US
16625 3117 1311 2251 AKAMAI-AS, US
396982 2950 3649 467 GOOGLE-CLOUD-PLATFORM, US
36352 2616 215 797 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 7737 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4034 3396 142 AKAMAI-ASN1, NL
9009 3792 328 1975 M247, RO
12389 3082 2303 896 ROSTELECOM-AS, RU
34984 2412 363 576 TELLCOM-AS, TR
212238 2084 148 1535 CDNEXT, GB
8452 1956 1852 14 TE-AS TE-AS, EG
5384 1802 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 12221 3263 686 UNINET, MX
10620 3526 487 971 Telmex Colombia S.A., CO
13999 2516 539 364 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1600 2438 256 Claro NXT Telecomunicacoes Ltda, BR
3816 1333 784 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1195 371 22 Telefonica del Peru S.A.A., PE
28202 1132 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1092 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1052 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 1703 599 30 RAYA-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
24863 1631 389 16 LINKdotNET-AS, EG
29571 1571 102 22 ORANGE-COTE-IVOIRE, CI
36992 1428 1518 287 ETISALAT-MISR, EG
20011 1295 204 345 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1006 521 42 Vodafone-, EG
37069 915 1083 15 MOBINIL, EG
3741 562 661 321 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 13017 39641 3949 AMAZON-02, US
8151 12221 3263 686 UNINET, MX
9808 10374 8921 126 CHINAMOBILE-CN China Mobile Communication
47331 9746 1294 1096 TTNET, TR
12479 7737 1714 145 UNI2-AS, ES
7545 6215 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5563 8766 962 COGENT-174, US
4538 4981 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4686 311 585 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 12221 11535 UNINET, MX
9808 10374 10248 CHINAMOBILE-CN China Mobile Communications Grou
47331 9746 8650 TTNET, TR
12479 7737 7592 UNI2-AS, ES
7545 6215 5558 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4981 4904 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5563 4601 COGENT-174, US
18403 4221 4196 FPT-AS-AP FPT Telecom Company, VN
11492 4686 4101 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
212032 UNALLOCATED 5.59.105.0/24 35168 TNS-PLUS-CORE, KZ
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
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
/13:584 /14:1239 /15:2207 /16:14133 /17:8606 /18:14813
/19:25678 /20:46308 /21:55072 /22:116889 /23:111494 /24:633705
/25:586 /26:583 /27:1051 /28:70 /29:106 /30:20
/31:2 /32:823
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8827 9746 TTNET, TR
12479 6659 7737 UNI2-AS, ES
8151 6365 12221 UNINET, MX
11492 3531 4686 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3622 SHAW, CA
7155 2788 3834 VIASAT-SP-BACKBONE, US
22773 2548 3414 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2338 13017 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)
----------------------------------------------
1:2379 2:1553 3:614 4:25 5:4917 6:162
7:6 8:1640 9:1 10:1 11:172 12:1377
13:352 14:2549 15:353 16:279 17:363 18:918
20:482 21:4 22:188 23:7411 24:2888 25:2
27:2774 29:19 31:3310 32:55 34:84 35:210
36:2424 37:4800 38:10249 39:900 40:154 41:4724
42:1917 43:2602 44:367 45:20039 46:5036 47:292
49:1980 50:1909 51:590 52:1584 54:301 55:876
56:11 57:261 58:2286 59:1414 60:1171 61:3099
62:3025 63:1860 64:5535 65:2213 66:4733 67:3114
68:1127 69:4023 70:1089 71:626 72:2942 74:2836
75:1614 76:616 77:2824 78:4355 79:1757 80:2237
81:2213 82:3170 83:1466 84:1873 85:4392 86:1048
87:2430 88:3542 89:4496 90:778 91:8441 92:2819
93:2900 94:4135 95:5572 96:1435 97:323 98:1001
99:641 100:71 101:1419 102:4222 103:32510 104:4825
105:2230 106:995 107:2627 108:1215 109:4159 110:2273
111:3334 112:2066 113:1840 114:1979 115:2220 116:2088
117:2742 118:2905 119:2010 120:1904 121:1436 122:2894
123:2413 124:1688 125:2898 126:91 128:1618 129:1039
130:1311 131:2055 132:899 133:451 134:1534 135:377
136:1307 137:1170 138:3215 139:1627 140:1582 141:1491
142:1888 143:1768 144:1067 145:521 146:2187 147:2107
148:2654 149:2983 150:1257 151:1746 152:2125 153:573
154:8214 155:1652 156:3265 157:1926 158:1281 159:2436
160:3674 161:1914 162:3736 163:2008 164:1751 165:2246
166:1446 167:1905 168:4346 169:820 170:5534 171:1007
172:4495 173:3251 174:912 175:1296 176:3860 177:6085
178:3971 179:2755 180:2659 181:4225 182:3377 183:2033
184:2154 185:21813 186:5778 187:5045 188:4334 189:4605
190:9941 191:2046 192:11238 193:9509 194:7916 195:5688
196:3661 197:3953 198:6221 199:8465 200:8761 201:6566
202:10875 203:10774 204:4579 205:3715 206:4675 207:3587
208:4236 209:5260 210:4880 211:2637 212:4696 213:3898
214:1050 215:48 216:6680 217:3176 218:1389 219:551
220:2091 221:1072 222:845 223:2336
End of report
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