[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 9 22:46:23 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Sun 09 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: 1029514
Prefixes after maximum aggregation (per Origin AS): 377649
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 476889
Total ASes present in the Internet Routing Table: 76799
Prefixes per ASN: 13.41
Origin-only ASes present in the Internet Routing Table: 66153
Origin ASes announcing only one prefix: 26269
Transit ASes present in the Internet Routing Table: 10646
Transit-only ASes present in the Internet Routing Table: 539
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: 1057
Number of instances of unregistered ASNs: 1078
Number of 32-bit ASNs allocated by the RIRs: 46183
Number of 32-bit ASNs visible in the Routing Table: 37982
Prefixes from 32-bit ASNs in the Routing Table: 210644
Number of bogon 32-bit ASNs visible in the Routing Table: 111
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 502
Number of addresses announced to Internet: 3114428261
Equivalent to 185 /8s, 162 /16s and 103 /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: 348277
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265590
Total APNIC prefixes after maximum aggregation: 76740
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257190
Unique aggregates announced from the APNIC address blocks: 102853
APNIC Region origin ASes present in the Internet Routing Table: 14588
APNIC Prefixes per ASN: 17.63
APNIC Region origin ASes announcing only one prefix: 4415
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: 35
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10056
Number of APNIC addresses announced to Internet: 751976256
Equivalent to 44 /8s, 210 /16s and 63 /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: 295257
Total ARIN prefixes after maximum aggregation: 129835
ARIN Deaggregation factor: 2.27
Prefixes being announced from the ARIN address blocks: 295859
Unique aggregates announced from the ARIN address blocks: 136420
ARIN Region origin ASes present in the Internet Routing Table: 19250
ARIN Prefixes per ASN: 15.37
ARIN Region origin ASes announcing only one prefix: 7014
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: 5169
Number of ARIN addresses announced to Internet: 1351410688
Equivalent to 80 /8s, 140 /16s and 228 /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: 290097
Total RIPE prefixes after maximum aggregation: 134035
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 287739
Unique aggregates announced from the RIPE address blocks: 172976
RIPE Region origin ASes present in the Internet Routing Table: 28915
RIPE Prefixes per ASN: 9.95
RIPE Region origin ASes announcing only one prefix: 12027
RIPE Region transit ASes present in the Internet Routing Table: 3827
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: 12319
Number of RIPE addresses announced to Internet: 733028645
Equivalent to 43 /8s, 177 /16s and 33 /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: 138570
Total LACNIC prefixes after maximum aggregation: 29454
LACNIC Deaggregation factor: 4.70
Prefixes being announced from the LACNIC address blocks: 135485
Unique aggregates announced from the LACNIC address blocks: 48966
LACNIC Region origin ASes present in the Internet Routing Table: 11210
LACNIC Prefixes per ASN: 12.09
LACNIC Region origin ASes announcing only one prefix: 2161
LACNIC Region transit ASes present in the Internet Routing Table: 2461
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: 9157
Number of LACNIC addresses announced to Internet: 172872192
Equivalent to 10 /8s, 77 /16s and 210 /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: 38943
Total AfriNIC prefixes after maximum aggregation: 6933
AfriNIC Deaggregation factor: 5.62
Prefixes being announced from the AfriNIC address blocks: 52737
Unique aggregates announced from the AfriNIC address blocks: 15234
AfriNIC Region origin ASes present in the Internet Routing Table: 1917
AfriNIC Prefixes per ASN: 27.51
AfriNIC Region origin ASes announcing only one prefix: 652
AfriNIC Region transit ASes present in the Internet Routing Table: 362
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: 1281
Number of AfriNIC addresses announced to Internet: 104896512
Equivalent to 6 /8s, 64 /16s and 152 /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 10328 8753 90 CHINAMOBILE-CN China Mobile Communication
7545 6211 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5024 4194 79 ERX-CERNET-BKB China Education and Resear
18403 4409 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4246 530 277 BBIL-AP BHARTI Airtel Ltd., IN
7552 3922 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3675 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3284 1869 104 VNPT-AS-VN VNPT Corp, VN
24560 2841 850 535 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2207 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 12941 39645 3932 AMAZON-02, US
174 5408 8769 971 COGENT-174, US
11492 4673 310 589 CABLEONE, US
7155 4175 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 3080 1310 2225 AKAMAI-AS, US
396982 2944 3660 457 GOOGLE-CLOUD-PLATFORM, US
30036 2557 353 404 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 9685 1288 1286 TTNET, TR
12479 7770 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4039 3396 142 AKAMAI-ASN1, NL
9009 3784 324 1949 M247, RO
12389 2983 2303 891 ROSTELECOM-AS, RU
34984 2415 364 574 TELLCOM-AS, TR
212238 2029 146 1498 CDNEXT, GB
8452 1925 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 12083 3254 693 UNINET, MX
10620 3544 492 962 Telmex Colombia S.A., CO
13999 2509 539 374 Mega Cable, S.A. de C.V., MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
28573 1594 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1328 781 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1203 371 22 Telefonica del Peru S.A.A., PE
28202 1132 52 9 Rede Brasileira de Comunicacao SA, BR
6503 1109 374 163 Axtel, S.A.B. de C.V., MX
11664 1076 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 1682 599 30 RAYA-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
24863 1618 389 16 LINKdotNET-AS, EG
29571 1578 100 104 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
20011 1275 198 332 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1022 523 45 Vodafone-, EG
37069 855 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 12941 39645 3932 AMAZON-02, US
8151 12083 3254 693 UNINET, MX
9808 10328 8753 90 CHINAMOBILE-CN China Mobile Communication
47331 9685 1288 1286 TTNET, TR
12479 7770 1714 145 UNI2-AS, ES
7545 6211 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5408 8769 971 COGENT-174, US
4538 5024 4194 79 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4673 310 589 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 12083 11390 UNINET, MX
9808 10328 10238 CHINAMOBILE-CN China Mobile Communications Grou
47331 9685 8399 TTNET, TR
12479 7770 7625 UNI2-AS, ES
7545 6211 5554 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5024 4945 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5408 4437 COGENT-174, US
18403 4409 4384 FPT-AS-AP FPT Telecom Company, VN
7155 4175 4092 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
100.108.0.0/23 43939 INTERNETIA_ETTH2-AS Noc-Bialystok, PL
100.108.14.0/24 43939 INTERNETIA_ETTH2-AS Noc-Bialystok, PL
100.108.38.0/23 43939 INTERNETIA_ETTH2-AS Noc-Bialystok, PL
100.108.43.0/24 43939 INTERNETIA_ETTH2-AS Noc-Bialystok, PL
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 /10:42 /11:92 /12:304
/13:587 /14:1235 /15:2207 /16:14125 /17:8588 /18:14270
/19:25476 /20:46077 /21:54757 /22:115962 /23:110417 /24:632103
/25:592 /26:592 /27:1053 /28:77 /29:106 /30:23
/31:2 /32:794
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8768 9685 TTNET, TR
12479 6711 7770 UNI2-AS, ES
8151 6239 12083 UNINET, MX
11492 3527 4673 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3622 SHAW, CA
7155 3121 4175 VIASAT-SP-BACKBONE, US
22773 2526 3390 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2344 12941 AMAZON-02, US
30036 2217 2557 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2365 2:1538 3:575 4:25 5:4872 6:166
7:6 8:1643 9:1 10:1 11:172 12:1381
13:342 14:2557 15:351 16:279 17:364 18:925
20:471 21:4 22:188 23:7378 24:3070 25:2
27:2777 29:19 31:3267 32:53 34:83 35:208
36:2434 37:4752 38:10144 39:898 40:153 41:4752
42:2019 43:2577 44:358 45:20025 46:5093 47:291
49:2001 50:1896 51:589 52:1597 54:303 55:864
56:9 57:253 58:2314 59:1296 60:1166 61:3081
62:3024 63:1849 64:5554 65:2199 66:4727 67:3079
68:1138 69:4001 70:1130 71:621 72:2946 74:2813
75:1656 76:615 77:2808 78:4236 79:1755 80:2233
81:2177 82:2797 83:1447 84:1836 85:4285 86:1034
87:2437 88:3425 89:4484 90:781 91:8456 92:2814
93:2921 94:3991 95:5487 96:1415 97:327 98:973
99:740 100:73 101:1420 102:4218 103:32594 104:4836
105:2235 106:998 107:2603 108:1225 109:4165 110:2271
111:3343 112:2061 113:1831 114:1961 115:2212 116:2099
117:2760 118:2900 119:2011 120:1911 121:1441 122:2903
123:2329 124:1686 125:2912 126:92 128:1616 129:1017
130:1315 131:2021 132:902 133:451 134:1534 135:376
136:1284 137:1171 138:3231 139:1616 140:1562 141:1481
142:1874 143:1749 144:1067 145:483 146:2178 147:2083
148:2605 149:2947 150:1253 151:1947 152:2131 153:574
154:8254 155:1628 156:3343 157:1937 158:1278 159:2434
160:3657 161:1974 162:3703 163:1904 164:1755 165:2222
166:1390 167:1911 168:4367 169:813 170:5519 171:1005
172:4469 173:3252 174:915 175:1285 176:3783 177:6157
178:3957 179:2716 180:2657 181:4193 182:3378 183:2068
184:2313 185:21790 186:5717 187:4978 188:4340 189:4595
190:9957 191:2105 192:11205 193:9472 194:7862 195:5664
196:3593 197:3960 198:6246 199:8411 200:8734 201:6577
202:10907 203:10772 204:4556 205:3713 206:4663 207:3591
208:4204 209:5253 210:4883 211:2634 212:4600 213:3885
214:1062 215:42 216:6699 217:3183 218:1391 219:555
220:2109 221:1055 222:849 223:2337
End of report
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