[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Feb 10 22:46:40 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Mon 10 Feb, 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: 1032174
Prefixes after maximum aggregation (per Origin AS): 377027
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 474326
Total ASes present in the Internet Routing Table: 76748
Prefixes per ASN: 13.45
Origin-only ASes present in the Internet Routing Table: 66051
Origin ASes announcing only one prefix: 26232
Transit ASes present in the Internet Routing Table: 10697
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: 1110
Number of instances of unregistered ASNs: 1117
Number of 32-bit ASNs allocated by the RIRs: 46100
Number of 32-bit ASNs visible in the Routing Table: 37846
Prefixes from 32-bit ASNs in the Routing Table: 209998
Number of bogon 32-bit ASNs visible in the Routing Table: 78
Special use prefixes present in the Routing Table: 14
Prefixes being announced from unallocated address space: 522
Number of addresses announced to Internet: 3118689147
Equivalent to 185 /8s, 227 /16s and 107 /24s
Percentage of available address space announced: 84.2
Percentage of allocated address space announced: 84.2
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: 347537
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267160
Total APNIC prefixes after maximum aggregation: 77159
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 258511
Unique aggregates announced from the APNIC address blocks: 102600
APNIC Region origin ASes present in the Internet Routing Table: 14560
APNIC Prefixes per ASN: 17.75
APNIC Region origin ASes announcing only one prefix: 4434
APNIC Region transit ASes present in the Internet Routing Table: 1941
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 38
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10010
Number of APNIC addresses announced to Internet: 758813504
Equivalent to 45 /8s, 58 /16s and 147 /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, 131072-153913
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: 296752
Total ARIN prefixes after maximum aggregation: 129128
ARIN Deaggregation factor: 2.30
Prefixes being announced from the ARIN address blocks: 298063
Unique aggregates announced from the ARIN address blocks: 135040
ARIN Region origin ASes present in the Internet Routing Table: 19236
ARIN Prefixes per ASN: 15.50
ARIN Region origin ASes announcing only one prefix: 6989
ARIN Region transit ASes present in the Internet Routing Table: 1918
Average ARIN Region AS path length visible: 2.8
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5144
Number of ARIN addresses announced to Internet: 1344156614
Equivalent to 80 /8s, 30 /16s and 51 /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: 289750
Total RIPE prefixes after maximum aggregation: 133753
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 286636
Unique aggregates announced from the RIPE address blocks: 172033
RIPE Region origin ASes present in the Internet Routing Table: 28900
RIPE Prefixes per ASN: 9.92
RIPE Region origin ASes announcing only one prefix: 12010
RIPE Region transit ASes present in the Internet Routing Table: 3841
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: 12277
Number of RIPE addresses announced to Internet: 732783397
Equivalent to 43 /8s, 173 /16s and 99 /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: 138309
Total LACNIC prefixes after maximum aggregation: 29371
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135717
Unique aggregates announced from the LACNIC address blocks: 48990
LACNIC Region origin ASes present in the Internet Routing Table: 11207
LACNIC Prefixes per ASN: 12.11
LACNIC Region origin ASes announcing only one prefix: 2154
LACNIC Region transit ASes present in the Internet Routing Table: 2474
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: 9139
Number of LACNIC addresses announced to Internet: 177913472
Equivalent to 10 /8s, 154 /16s and 190 /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: 39093
Total AfriNIC prefixes after maximum aggregation: 6923
AfriNIC Deaggregation factor: 5.65
Prefixes being announced from the AfriNIC address blocks: 52723
Unique aggregates announced from the AfriNIC address blocks: 15234
AfriNIC Region origin ASes present in the Internet Routing Table: 1918
AfriNIC Prefixes per ASN: 27.49
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: 1276
Number of AfriNIC addresses announced to Internet: 104758016
Equivalent to 6 /8s, 62 /16s and 123 /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 10398 8921 125 CHINAMOBILE-CN China Mobile Communication
7545 6210 843 665 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5039 4193 77 ERX-CERNET-BKB China Education and Resear
18403 4238 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4214 530 275 BBIL-AP BHARTI Airtel Ltd., IN
7552 3919 1331 25 VIETEL-AS-AP Viettel Group, VN
45899 3902 1890 51 VNPT-AS-VN VNPT Corp, VN
7713 3673 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2840 854 531 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2235 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 12741 38947 3723 AMAZON-02, US
174 5541 8758 889 COGENT-174, US
11492 4698 312 553 CABLEONE, US
7155 4180 287 86 VIASAT-SP-BACKBONE, US
6327 3623 1320 81 SHAW, CA
22773 3409 3050 187 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
2152 3188 508 130 CENIC-2152, US
16625 3043 1311 2197 AKAMAI-AS, US
396982 2923 3659 448 GOOGLE-CLOUD-PLATFORM, 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 9661 1284 1335 TTNET, TR
12479 7746 1715 146 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4020 3396 142 AKAMAI-ASN1, NL
9009 3781 324 1928 M247, RO
12389 2993 2303 893 ROSTELECOM-AS, RU
34984 2416 364 573 TELLCOM-AS, TR
8452 1949 1852 14 TE-AS TE-AS, EG
212238 1921 139 1417 CDNEXT, GB
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 11984 3219 709 UNINET, MX
10620 3543 492 951 Telmex Colombia S.A., CO
13999 2515 539 366 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1579 2438 259 Claro NXT Telecomunicacoes Ltda, BR
3816 1330 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6503 1130 374 163 Axtel, S.A.B. de C.V., MX
28202 1130 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1109 371 22 Telefonica del Peru S.A.A., PE
22884 1075 98 375 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 1683 601 30 RAYA-AS, EG
24863 1646 389 16 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1538 97 99 ORANGE-COTE-IVOIRE, CI
36992 1425 1518 286 ETISALAT-MISR, EG
20011 1288 199 339 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1002 521 42 Vodafone-, EG
37069 843 1083 15 MOBINIL, EG
6713 557 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 12741 38947 3723 AMAZON-02, US
8151 11984 3219 709 UNINET, MX
9808 10398 8921 125 CHINAMOBILE-CN China Mobile Communication
47331 9661 1284 1335 TTNET, TR
12479 7746 1715 146 UNI2-AS, ES
7545 6210 843 665 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5541 8758 889 COGENT-174, US
4538 5039 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4698 312 553 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 11984 11275 UNINET, MX
9808 10398 10273 CHINAMOBILE-CN China Mobile Communications Grou
47331 9661 8326 TTNET, TR
12479 7746 7600 UNI2-AS, ES
7545 6210 5545 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5039 4962 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5541 4652 COGENT-174, US
18403 4238 4213 FPT-AS-AP FPT Telecom Company, VN
11492 4698 4145 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
400866 UNALLOCATED 2.59.148.0/23 21859 ZEN-ECN, US
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
40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US
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
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
100.126.255.172/30 13979 ATT-IPFR, US
100.126.255.176/30 13979 ATT-IPFR, US
100.126.255.180/30 13979 ATT-IPFR, US
100.126.255.184/30 13979 ATT-IPFR, US
100.127.255.0/26 64510 RESERVED, ZZ
100.127.255.64/28 64510 RESERVED, ZZ
100.127.255.80/28 64510 RESERVED, ZZ
100.127.255.128/26 64511 RESERVED, ZZ
100.127.255.192/28 64511 RESERVED, ZZ
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
23.140.16.0/24 Origin: 63371 RESERVED, ZZ
23.140.16.0/24 Transit: 7018 ATT-INTERNET4, US
23.140.48.0/24 Origin: 63371 RESERVED, ZZ
23.140.48.0/24 Transit: 7018 ATT-INTERNET4, 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 /11:93 /12:308
/13:589 /14:1236 /15:2211 /16:14132 /17:8579 /18:14723
/19:25585 /20:46332 /21:55145 /22:116467 /23:110419 /24:630051
/25:655 /26:653 /27:1185 /28:219 /29:369 /30:247
/31:1269 /32:1632
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8747 9661 TTNET, TR
12479 6705 7746 UNI2-AS, ES
8151 6159 11984 UNINET, MX
11492 3555 4698 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3623 SHAW, CA
7155 3128 4180 VIASAT-SP-BACKBONE, US
22773 2541 3409 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2266 12741 AMAZON-02, US
30036 2241 2581 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2330 2:1599 3:569 4:25 5:4827 6:165
7:6 8:1637 9:1 10:1 11:172 12:1387
13:352 14:2540 15:348 16:270 17:359 18:917
20:460 21:4 22:188 23:7360 24:2780 25:2
27:2772 29:19 31:3196 32:55 34:81 35:205
36:2435 37:4740 38:9956 39:897 40:153 41:4772
42:1933 43:2568 44:350 45:19924 46:5032 47:295
49:2003 50:1898 51:589 52:1604 54:306 55:1098
56:9 57:250 58:2317 59:1253 60:1166 61:3131
62:3023 63:1847 64:5559 65:2224 66:4730 67:3091
68:1139 69:4042 70:1135 71:620 72:2942 74:2823
75:1644 76:633 77:2755 78:4230 79:1744 80:2256
81:2223 82:2383 83:1454 84:1817 85:4237 86:1027
87:2463 88:3425 89:4463 90:755 91:8472 92:2816
93:2892 94:3997 95:5413 96:1295 97:317 98:977
99:737 100:71 101:1398 102:4277 103:32635 104:4692
105:2229 106:1018 107:2622 108:1208 109:4125 110:2262
111:3405 112:2072 113:1810 114:1957 115:2259 116:2095
117:2745 118:2857 119:2018 120:1904 121:1433 122:2888
123:2295 124:1676 125:2914 126:94 128:1680 129:1039
130:1320 131:2043 132:905 133:450 134:1538 135:370
136:1340 137:1165 138:3257 139:1615 140:1556 141:1485
142:1870 143:1734 144:1066 145:468 146:2166 147:2067
148:2606 149:2937 150:1215 151:1670 152:2181 153:574
154:8255 155:1623 156:3620 157:1908 158:1254 159:2430
160:3663 161:1909 162:3684 163:1823 164:1757 165:2205
166:1361 167:1907 168:4401 169:821 170:5501 171:1006
172:4312 173:3267 174:921 175:1287 176:3725 177:6140
178:3934 179:2729 180:2631 181:4140 182:3373 183:2035
184:2273 185:21785 186:5662 187:4981 188:4357 189:4547
190:9900 191:2088 192:11229 193:9453 194:7854 195:5639
196:3505 197:3982 198:6230 199:8341 200:8706 201:6571
202:10962 203:10807 204:4603 205:3704 206:4706 207:3622
208:4218 209:5243 210:4866 211:2652 212:4635 213:3868
214:1055 215:42 216:6675 217:3183 218:1395 219:555
220:2122 221:1056 222:848 223:2327
End of report
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