[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 17 22:46:14 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Mon 17 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: 1030444
Prefixes after maximum aggregation (per Origin AS): 378012
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 475907
Total ASes present in the Internet Routing Table: 76828
Prefixes per ASN: 13.41
Origin-only ASes present in the Internet Routing Table: 66180
Origin ASes announcing only one prefix: 26270
Transit ASes present in the Internet Routing Table: 10648
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: 1095
Number of instances of unregistered ASNs: 1101
Number of 32-bit ASNs allocated by the RIRs: 46137
Number of 32-bit ASNs visible in the Routing Table: 38032
Prefixes from 32-bit ASNs in the Routing Table: 210943
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: 537
Number of addresses announced to Internet: 3114503269
Equivalent to 185 /8s, 163 /16s and 140 /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: 348567
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265422
Total APNIC prefixes after maximum aggregation: 76745
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257117
Unique aggregates announced from the APNIC address blocks: 102847
APNIC Region origin ASes present in the Internet Routing Table: 14599
APNIC Prefixes per ASN: 17.61
APNIC Region origin ASes announcing only one prefix: 4428
APNIC Region transit ASes present in the Internet Routing Table: 1935
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 43
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10068
Number of APNIC addresses announced to Internet: 751848512
Equivalent to 44 /8s, 208 /16s and 76 /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: 295884
Total ARIN prefixes after maximum aggregation: 129980
ARIN Deaggregation factor: 2.28
Prefixes being announced from the ARIN address blocks: 296323
Unique aggregates announced from the ARIN address blocks: 136472
ARIN Region origin ASes present in the Internet Routing Table: 19240
ARIN Prefixes per ASN: 15.40
ARIN Region origin ASes announcing only one prefix: 7012
ARIN Region transit ASes present in the Internet Routing Table: 1896
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: 5171
Number of ARIN addresses announced to Internet: 1352878336
Equivalent to 80 /8s, 163 /16s and 73 /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: 290298
Total RIPE prefixes after maximum aggregation: 134228
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 288136
Unique aggregates announced from the RIPE address blocks: 173487
RIPE Region origin ASes present in the Internet Routing Table: 28921
RIPE Prefixes per ASN: 9.96
RIPE Region origin ASes announcing only one prefix: 12010
RIPE Region transit ASes present in the Internet Routing Table: 3838
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: 12337
Number of RIPE addresses announced to Internet: 732531621
Equivalent to 43 /8s, 169 /16s and 139 /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: 138687
Total LACNIC prefixes after maximum aggregation: 29507
LACNIC Deaggregation factor: 4.70
Prefixes being announced from the LACNIC address blocks: 135487
Unique aggregates announced from the LACNIC address blocks: 48974
LACNIC Region origin ASes present in the Internet Routing Table: 11221
LACNIC Prefixes per ASN: 12.07
LACNIC Region origin ASes announcing only one prefix: 2168
LACNIC Region transit ASes present in the Internet Routing Table: 2458
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: 9168
Number of LACNIC addresses announced to Internet: 171683712
Equivalent to 10 /8s, 59 /16s and 175 /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: 39058
Total AfriNIC prefixes after maximum aggregation: 6880
AfriNIC Deaggregation factor: 5.68
Prefixes being announced from the AfriNIC address blocks: 52842
Unique aggregates announced from the AfriNIC address blocks: 13671
AfriNIC Region origin ASes present in the Internet Routing Table: 1924
AfriNIC Prefixes per ASN: 27.46
AfriNIC Region origin ASes announcing only one prefix: 652
AfriNIC Region transit ASes present in the Internet Routing Table: 363
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: 1288
Number of AfriNIC addresses announced to Internet: 105305088
Equivalent to 6 /8s, 70 /16s and 212 /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 10331 8753 90 CHINAMOBILE-CN China Mobile Communication
7545 6213 843 659 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4971 4193 77 ERX-CERNET-BKB China Education and Resear
18403 4384 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4265 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 103 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 12904 39641 3969 AMAZON-02, US
174 5539 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 2548 350 413 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 7755 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4028 3396 142 AKAMAI-ASN1, NL
9009 3771 323 1950 M247, RO
12389 3009 2303 891 ROSTELECOM-AS, RU
34984 2416 364 575 TELLCOM-AS, TR
212238 2039 146 1504 CDNEXT, GB
8452 1913 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 12109 3259 686 UNINET, MX
10620 3523 486 970 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 1193 371 22 Telefonica del Peru S.A.A., PE
28202 1117 52 9 Rede Brasileira de Comunicacao SA, BR
6503 1070 359 174 Axtel, S.A.B. de C.V., MX
11664 1065 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 1575 104 44 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 12904 39641 3969 AMAZON-02, US
8151 12109 3259 686 UNINET, MX
9808 10331 8753 90 CHINAMOBILE-CN China Mobile Communication
47331 9697 1290 1266 TTNET, TR
12479 7755 1714 145 UNI2-AS, ES
7545 6213 843 659 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5539 8766 950 COGENT-174, US
4538 4971 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 12109 11423 UNINET, MX
9808 10331 10241 CHINAMOBILE-CN China Mobile Communications Grou
47331 9697 8431 TTNET, TR
12479 7755 7610 UNI2-AS, ES
7545 6213 5554 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4971 4894 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5539 4589 COGENT-174, US
18403 4384 4359 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 /16:14133 /17:8591 /18:14294
/19:25476 /20:46066 /21:54651 /22:115929 /23:110492 /24:633095
/25:593 /26:587 /27:1054 /28:72 /29:105 /30:20
/31:2 /32:784
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8780 9697 TTNET, TR
12479 6693 7755 UNI2-AS, ES
8151 6258 12109 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 2326 12904 AMAZON-02, US
30036 2209 2548 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2374 2:1537 3:594 4:25 5:4878 6:162
7:6 8:1642 9:1 10:1 11:172 12:1379
13:346 14:2552 15:352 16:279 17:362 18:920
20:472 21:4 22:188 23:7390 24:3071 25:2
27:2772 29:19 31:3269 32:55 34:83 35:208
36:2429 37:4747 38:10277 39:900 40:154 41:4783
42:1976 43:2590 44:355 45:20031 46:5095 47:291
49:2006 50:1897 51:590 52:1587 54:301 55:1065
56:9 57:256 58:2280 59:1328 60:1165 61:3097
62:3025 63:1852 64:5551 65:2190 66:4717 67:3071
68:1134 69:3991 70:1131 71:628 72:2935 74:2817
75:1661 76:616 77:2818 78:4232 79:1755 80:2233
81:2191 82:2852 83:1442 84:1835 85:4290 86:1040
87:2434 88:3430 89:4503 90:783 91:8455 92:2808
93:2912 94:3988 95:5469 96:1415 97:326 98:992
99:738 100:71 101:1419 102:4267 103:32584 104:4850
105:2229 106:1000 107:2613 108:1216 109:4178 110:2273
111:3345 112:2063 113:1828 114:1956 115:2209 116:2099
117:2760 118:2900 119:2011 120:1910 121:1438 122:2875
123:2327 124:1679 125:2913 126:88 128:1610 129:1016
130:1311 131:2032 132:898 133:450 134:1535 135:376
136:1271 137:1174 138:3239 139:1631 140:1563 141:1481
142:1852 143:1761 144:1066 145:487 146:2182 147:2096
148:2606 149:2967 150:1260 151:2121 152:2128 153:574
154:8206 155:1663 156:3335 157:1936 158:1280 159:2435
160:3650 161:1987 162:3715 163:1944 164:1744 165:2225
166:1408 167:1915 168:4379 169:823 170:5561 171:1005
172:4460 173:3238 174:913 175:1279 176:3816 177:6151
178:3975 179:2797 180:2659 181:4193 182:3375 183:2074
184:2305 185:21792 186:5784 187:4985 188:4345 189:4573
190:9958 191:2080 192:11211 193:9478 194:7886 195:5679
196:3642 197:3963 198:6235 199:8431 200:8753 201:6577
202:10908 203:10756 204:4564 205:3687 206:4673 207:3589
208:4217 209:5266 210:4884 211:2639 212:4612 213:3865
214:1058 215:42 216:6679 217:3177 218:1386 219:549
220:2110 221:1055 222:850 223:2339
End of report
More information about the ren-bgp-stats-all
mailing list