[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Apr 15 22:47:13 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Tue 15 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: 1035938
Prefixes after maximum aggregation (per Origin AS): 379971
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 477290
Total ASes present in the Internet Routing Table: 76978
Prefixes per ASN: 13.46
Origin-only ASes present in the Internet Routing Table: 66251
Origin ASes announcing only one prefix: 26315
Transit ASes present in the Internet Routing Table: 10727
Transit-only ASes present in the Internet Routing Table: 541
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: 1148
Number of instances of unregistered ASNs: 1151
Number of 32-bit ASNs allocated by the RIRs: 46194
Number of 32-bit ASNs visible in the Routing Table: 38206
Prefixes from 32-bit ASNs in the Routing Table: 212370
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: 478
Number of addresses announced to Internet: 3114329061
Equivalent to 185 /8s, 160 /16s and 227 /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: 350246
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267379
Total APNIC prefixes after maximum aggregation: 77162
APNIC Deaggregation factor: 3.47
Prefixes being announced from the APNIC address blocks: 258999
Unique aggregates announced from the APNIC address blocks: 102820
APNIC Region origin ASes present in the Internet Routing Table: 14665
APNIC Prefixes per ASN: 17.66
APNIC Region origin ASes announcing only one prefix: 4449
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: 34
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10129
Number of APNIC addresses announced to Internet: 753997632
Equivalent to 44 /8s, 241 /16s and 23 /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: 296964
Total ARIN prefixes after maximum aggregation: 130812
ARIN Deaggregation factor: 2.27
Prefixes being announced from the ARIN address blocks: 297480
Unique aggregates announced from the ARIN address blocks: 137577
ARIN Region origin ASes present in the Internet Routing Table: 19269
ARIN Prefixes per ASN: 15.44
ARIN Region origin ASes announcing only one prefix: 7022
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: 5194
Number of ARIN addresses announced to Internet: 1350158848
Equivalent to 80 /8s, 121 /16s and 202 /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: 292369
Total RIPE prefixes after maximum aggregation: 134897
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 290049
Unique aggregates announced from the RIPE address blocks: 173937
RIPE Region origin ASes present in the Internet Routing Table: 28955
RIPE Prefixes per ASN: 10.02
RIPE Region origin ASes announcing only one prefix: 11998
RIPE Region transit ASes present in the Internet Routing Table: 3861
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: 12407
Number of RIPE addresses announced to Internet: 732483877
Equivalent to 43 /8s, 168 /16s and 209 /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: 138672
Total LACNIC prefixes after maximum aggregation: 29541
LACNIC Deaggregation factor: 4.69
Prefixes being announced from the LACNIC address blocks: 135459
Unique aggregates announced from the LACNIC address blocks: 48959
LACNIC Region origin ASes present in the Internet Routing Table: 11245
LACNIC Prefixes per ASN: 12.05
LACNIC Region origin ASes announcing only one prefix: 2199
LACNIC Region transit ASes present in the Internet Routing Table: 2464
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: 9190
Number of LACNIC addresses announced to Internet: 172002944
Equivalent to 10 /8s, 64 /16s and 142 /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: 39406
Total AfriNIC prefixes after maximum aggregation: 6882
AfriNIC Deaggregation factor: 5.73
Prefixes being announced from the AfriNIC address blocks: 53471
Unique aggregates announced from the AfriNIC address blocks: 13580
AfriNIC Region origin ASes present in the Internet Routing Table: 1920
AfriNIC Prefixes per ASN: 27.85
AfriNIC Region origin ASes announcing only one prefix: 647
AfriNIC Region transit ASes present in the Internet Routing Table: 368
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 10415 8921 126 CHINAMOBILE-CN China Mobile Communication
7545 6215 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4983 4193 77 ERX-CERNET-BKB China Education and Resear
9498 4314 531 279 BBIL-AP BHARTI Airtel Ltd., IN
18403 4279 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3925 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 2860 850 539 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 13200 39693 4075 AMAZON-02, US
174 5508 8765 956 COGENT-174, US
11492 4693 311 586 CABLEONE, US
7155 3829 286 85 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3408 3050 182 ASN-CXA-ALL-CCI-22773-RDC, US
749 3254 54879 2505 DNIC-AS-00749, US
16625 3126 1313 2264 AKAMAI-AS, US
396982 2953 3649 467 GOOGLE-CLOUD-PLATFORM, US
36352 2656 219 812 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 7722 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4050 3396 142 AKAMAI-ASN1, NL
9009 3798 328 1976 M247, RO
12389 3079 2303 888 ROSTELECOM-AS, RU
34984 2413 363 577 TELLCOM-AS, TR
212238 2096 148 1543 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 12258 3263 687 UNINET, MX
10620 3527 487 992 Telmex Colombia S.A., CO
13999 2515 539 364 Mega Cable, S.A. de C.V., MX
11830 1994 369 64 Instituto Costarricense de Electricidad y
28573 1601 2438 256 Claro NXT Telecomunicacoes Ltda, BR
3816 1333 784 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1193 371 22 Telefonica del Peru S.A.A., PE
28202 1132 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1089 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 1646 389 16 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1581 102 22 ORANGE-COTE-IVOIRE, CI
36992 1432 1518 283 ETISALAT-MISR, EG
20011 1295 204 345 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1037 523 49 Vodafone-, EG
37069 932 1099 15 MOBINIL, EG
6713 561 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 13200 39693 4075 AMAZON-02, US
8151 12258 3263 687 UNINET, MX
9808 10415 8921 126 CHINAMOBILE-CN China Mobile Communication
47331 9746 1294 1096 TTNET, TR
12479 7722 1714 145 UNI2-AS, ES
7545 6215 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5508 8765 956 COGENT-174, US
4538 4983 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 12258 11571 UNINET, MX
9808 10415 10289 CHINAMOBILE-CN China Mobile Communications Grou
47331 9746 8650 TTNET, TR
12479 7722 7577 UNI2-AS, ES
7545 6215 5558 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4983 4906 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5508 4552 COGENT-174, US
18403 4279 4254 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
23.140.216.0/24 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 /12:302
/13:586 /14:1237 /15:2205 /16:14132 /17:8611 /18:14821
/19:25659 /20:46302 /21:55071 /22:116855 /23:111597 /24:635142
/25:585 /26:584 /27:1059 /28:66 /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 6643 7722 UNI2-AS, ES
8151 6404 12258 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 3408 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2355 13200 AMAZON-02, US
30036 2215 2555 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 2:1547 3:616 4:25 5:4947 6:163
7:6 8:1651 9:1 10:1 11:172 12:1375
13:353 14:2551 15:354 16:282 17:368 18:923
20:521 21:4 22:188 23:7493 24:2897 25:2
27:2799 29:19 31:3313 32:52 34:84 35:209
36:2422 37:4747 38:10208 39:904 40:160 41:4774
42:1926 43:2616 44:373 45:20033 46:5052 47:292
49:1944 50:1908 51:590 52:1586 54:299 55:1093
56:11 57:264 58:2296 59:1434 60:1171 61:3100
62:3039 63:1851 64:5540 65:2208 66:4726 67:3124
68:1146 69:4020 70:1086 71:632 72:2933 74:2834
75:1609 76:617 77:2858 78:4350 79:1775 80:2238
81:2221 82:3220 83:1463 84:1874 85:4387 86:1050
87:2426 88:3544 89:4480 90:783 91:8452 92:2803
93:2922 94:4144 95:5613 96:1444 97:323 98:1001
99:644 100:72 101:1427 102:4257 103:32550 104:4805
105:2230 106:990 107:2630 108:1217 109:4158 110:2276
111:3384 112:2069 113:1829 114:1981 115:2261 116:2094
117:2744 118:2922 119:2010 120:1908 121:1441 122:2895
123:2411 124:1686 125:2901 126:91 128:1604 129:1039
130:1304 131:2077 132:904 133:451 134:1536 135:377
136:1309 137:1177 138:3242 139:1621 140:1589 141:1489
142:1951 143:1755 144:1087 145:522 146:2183 147:2117
148:2669 149:2977 150:1253 151:1746 152:2128 153:569
154:8329 155:1648 156:3259 157:1916 158:1293 159:2447
160:3687 161:1918 162:3780 163:2068 164:1761 165:2246
166:1459 167:1923 168:4379 169:820 170:5531 171:1007
172:4497 173:3254 174:912 175:1306 176:3841 177:6071
178:3982 179:2735 180:2667 181:4232 182:3372 183:2057
184:2150 185:21825 186:5763 187:5073 188:4321 189:4641
190:9966 191:2058 192:11282 193:9509 194:7888 195:5684
196:3681 197:3986 198:6223 199:8479 200:8761 201:6530
202:10882 203:10780 204:4571 205:3710 206:4708 207:3589
208:4233 209:5255 210:4889 211:2633 212:4706 213:3900
214:1034 215:48 216:6708 217:3198 218:1392 219:550
220:2091 221:1064 222:848 223:2343
End of report
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