[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Mar 16 22:46:11 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Sun 16 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: 1030272
Prefixes after maximum aggregation (per Origin AS): 378046
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 476711
Total ASes present in the Internet Routing Table: 76821
Prefixes per ASN: 13.41
Origin-only ASes present in the Internet Routing Table: 66169
Origin ASes announcing only one prefix: 26263
Transit ASes present in the Internet Routing Table: 10652
Transit-only ASes present in the Internet Routing Table: 533
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: 102
Max AS path prepend of ASN (150995) 100
Prefixes from unregistered ASNs in the Routing Table: 1107
Number of instances of unregistered ASNs: 1113
Number of 32-bit ASNs allocated by the RIRs: 46137
Number of 32-bit ASNs visible in the Routing Table: 38028
Prefixes from 32-bit ASNs in the Routing Table: 210962
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: 541
Number of addresses announced to Internet: 3114389093
Equivalent to 185 /8s, 161 /16s and 206 /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: 348430
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265430
Total APNIC prefixes after maximum aggregation: 76704
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257112
Unique aggregates announced from the APNIC address blocks: 102915
APNIC Region origin ASes present in the Internet Routing Table: 14592
APNIC Prefixes per ASN: 17.62
APNIC Region origin ASes announcing only one prefix: 4418
APNIC Region transit ASes present in the Internet Routing Table: 1942
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 102
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10061
Number of APNIC addresses announced to Internet: 751859264
Equivalent to 44 /8s, 208 /16s and 118 /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: 295875
Total ARIN prefixes after maximum aggregation: 130027
ARIN Deaggregation factor: 2.28
Prefixes being announced from the ARIN address blocks: 296422
Unique aggregates announced from the ARIN address blocks: 136494
ARIN Region origin ASes present in the Internet Routing Table: 19240
ARIN Prefixes per ASN: 15.41
ARIN Region origin ASes announcing only one prefix: 7012
ARIN Region transit ASes present in the Internet Routing Table: 1897
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: 5173
Number of ARIN addresses announced to Internet: 1352877056
Equivalent to 80 /8s, 163 /16s and 68 /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: 290328
Total RIPE prefixes after maximum aggregation: 134232
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 288142
Unique aggregates announced from the RIPE address blocks: 173463
RIPE Region origin ASes present in the Internet Routing Table: 28929
RIPE Prefixes per ASN: 9.96
RIPE Region origin ASes announcing only one prefix: 12018
RIPE Region transit ASes present in the Internet Routing Table: 3835
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: 12342
Number of RIPE addresses announced to Internet: 732446117
Equivalent to 43 /8s, 168 /16s and 61 /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: 138546
Total LACNIC prefixes after maximum aggregation: 29514
LACNIC Deaggregation factor: 4.69
Prefixes being announced from the LACNIC address blocks: 135351
Unique aggregates announced from the LACNIC address blocks: 48954
LACNIC Region origin ASes present in the Internet Routing Table: 11222
LACNIC Prefixes per ASN: 12.06
LACNIC Region origin ASes announcing only one prefix: 2166
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: 9170
Number of LACNIC addresses announced to Internet: 171679872
Equivalent to 10 /8s, 59 /16s and 160 /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: 38986
Total AfriNIC prefixes after maximum aggregation: 6893
AfriNIC Deaggregation factor: 5.66
Prefixes being announced from the AfriNIC address blocks: 52702
Unique aggregates announced from the AfriNIC address blocks: 14429
AfriNIC Region origin ASes present in the Internet Routing Table: 1916
AfriNIC Prefixes per ASN: 27.51
AfriNIC Region origin ASes announcing only one prefix: 649
AfriNIC Region transit ASes present in the Internet Routing Table: 360
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: 1282
Number of AfriNIC addresses announced to Internet: 105270784
Equivalent to 6 /8s, 70 /16s and 78 /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 10327 8753 90 CHINAMOBILE-CN China Mobile Communication
7545 6213 843 659 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4970 4193 77 ERX-CERNET-BKB China Education and Resear
18403 4387 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4266 530 277 BBIL-AP BHARTI Airtel Ltd., IN
7552 3912 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3677 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3283 1869 102 VNPT-AS-VN VNPT Corp, VN
24560 2838 847 536 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 12928 39644 3959 AMAZON-02, US
174 5605 8766 950 COGENT-174, US
11492 4675 310 585 CABLEONE, US
7155 4174 286 83 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3390 3049 182 ASN-CXA-ALL-CCI-22773-RDC, US
749 3259 54879 2506 DNIC-AS-00749, US
16625 3065 1297 2215 AKAMAI-AS, US
396982 2943 3660 456 GOOGLE-CLOUD-PLATFORM, US
30036 2547 350 414 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 9697 1290 1266 TTNET, TR
12479 7756 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4025 3396 142 AKAMAI-ASN1, NL
9009 3772 323 1945 M247, RO
12389 3006 2303 891 ROSTELECOM-AS, RU
34984 2416 364 575 TELLCOM-AS, TR
212238 2042 147 1507 CDNEXT, GB
8452 1912 1852 14 TE-AS TE-AS, EG
5384 1800 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 12114 3259 684 UNINET, MX
10620 3524 487 971 Telmex Colombia S.A., CO
13999 2513 539 368 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1594 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 781 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1194 371 22 Telefonica del Peru S.A.A., PE
28202 1115 52 9 Rede Brasileira de Comunicacao SA, BR
6503 1070 359 174 Axtel, S.A.B. de C.V., MX
11664 1064 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 1562 103 64 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
20011 1276 198 333 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1006 521 42 Vodafone-, EG
37069 855 1083 15 MOBINIL, EG
3741 561 661 320 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 12928 39644 3959 AMAZON-02, US
8151 12114 3259 684 UNINET, MX
9808 10327 8753 90 CHINAMOBILE-CN China Mobile Communication
47331 9697 1290 1266 TTNET, TR
12479 7756 1714 145 UNI2-AS, ES
7545 6213 843 659 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5605 8766 950 COGENT-174, US
4538 4970 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4675 310 585 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 12114 11430 UNINET, MX
9808 10327 10237 CHINAMOBILE-CN China Mobile Communications Grou
47331 9697 8431 TTNET, TR
12479 7756 7611 UNI2-AS, ES
7545 6213 5554 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4970 4893 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5605 4655 COGENT-174, US
18403 4387 4362 FPT-AS-AP FPT Telecom Company, VN
7155 4174 4091 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
23.138.40.0/22 Origin: 964 IONSWITCH-NW, US
23.138.40.0/22 Transit: 20055 AS-WHOLESAIL, US
23.138.41.0/24 Origin: 964 IONSWITCH-NW, US
23.138.41.0/24 Transit: 20055 AS-WHOLESAIL, 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
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 /14:1235 /15:2207 /16:14130 /17:8585 /18:14294
/19:25460 /20:46061 /21:54639 /22:115922 /23:110386 /24:633053
/25:593 /26:590 /27:1058 /28:78 /29:106 /30:23
/31:2 /32:792
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8780 9697 TTNET, TR
12479 6694 7756 UNI2-AS, ES
8151 6263 12114 UNINET, MX
11492 3528 4675 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3622 SHAW, CA
7155 3121 4174 VIASAT-SP-BACKBONE, US
22773 2526 3390 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2343 12928 AMAZON-02, US
30036 2208 2547 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2387 2:1538 3:593 4:25 5:4884 6:162
7:6 8:1643 9:1 10:1 11:172 12:1379
13:348 14:2551 15:352 16:279 17:364 18:920
20:472 21:4 22:188 23:7385 24:3071 25:2
27:2773 29:19 31:3272 32:54 34:83 35:208
36:2428 37:4753 38:10347 39:900 40:154 41:4778
42:1978 43:2602 44:357 45:20017 46:5096 47:290
49:2006 50:1896 51:590 52:1588 54:301 55:1054
56:9 57:255 58:2282 59:1319 60:1165 61:3094
62:3026 63:1854 64:5546 65:2192 66:4715 67:3073
68:1133 69:3990 70:1131 71:629 72:2940 74:2817
75:1661 76:615 77:2817 78:4231 79:1751 80:2233
81:2188 82:2856 83:1443 84:1834 85:4289 86:1041
87:2436 88:3430 89:4503 90:784 91:8458 92:2810
93:2913 94:3988 95:5467 96:1416 97:326 98:987
99:738 100:71 101:1412 102:4240 103:32596 104:4849
105:2229 106:1000 107:2615 108:1219 109:4177 110:2273
111:3345 112:2063 113:1830 114:1956 115:2209 116:2098
117:2759 118:2901 119:2013 120:1910 121:1438 122:2873
123:2329 124:1681 125:2914 126:88 128:1608 129:1011
130:1313 131:2037 132:900 133:451 134:1534 135:376
136:1292 137:1176 138:3242 139:1630 140:1561 141:1482
142:1853 143:1760 144:1065 145:487 146:2184 147:2097
148:2609 149:2966 150:1254 151:2116 152:2129 153:574
154:8138 155:1646 156:3328 157:1942 158:1279 159:2436
160:3649 161:1991 162:3716 163:1937 164:1760 165:2217
166:1402 167:1911 168:4377 169:823 170:5547 171:1006
172:4458 173:3253 174:913 175:1283 176:3813 177:6186
178:3982 179:2765 180:2657 181:4198 182:3375 183:2073
184:2306 185:21793 186:5761 187:4983 188:4346 189:4580
190:9965 191:2058 192:11211 193:9479 194:7882 195:5679
196:3624 197:3969 198:6238 199:8420 200:8753 201:6577
202:10905 203:10755 204:4570 205:3702 206:4687 207:3589
208:4209 209:5254 210:4885 211:2635 212:4609 213:3865
214:1055 215:42 216:6687 217:3177 218:1386 219:553
220:2107 221:1056 222:850 223:2339
End of report
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