[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Feb 27 22:46:46 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Thu 27 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: 1030707
Prefixes after maximum aggregation (per Origin AS): 377382
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 476423
Total ASes present in the Internet Routing Table: 76861
Prefixes per ASN: 13.41
Origin-only ASes present in the Internet Routing Table: 66146
Origin ASes announcing only one prefix: 26316
Transit ASes present in the Internet Routing Table: 10715
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: 1073
Number of instances of unregistered ASNs: 1080
Number of 32-bit ASNs allocated by the RIRs: 46208
Number of 32-bit ASNs visible in the Routing Table: 37969
Prefixes from 32-bit ASNs in the Routing Table: 210778
Number of bogon 32-bit ASNs visible in the Routing Table: 79
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 519
Number of addresses announced to Internet: 3115742821
Equivalent to 185 /8s, 182 /16s and 118 /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: 347971
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266946
Total APNIC prefixes after maximum aggregation: 76958
APNIC Deaggregation factor: 3.47
Prefixes being announced from the APNIC address blocks: 258672
Unique aggregates announced from the APNIC address blocks: 102687
APNIC Region origin ASes present in the Internet Routing Table: 14597
APNIC Prefixes per ASN: 17.72
APNIC Region origin ASes announcing only one prefix: 4437
APNIC Region transit ASes present in the Internet Routing Table: 1957
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: 10050
Number of APNIC addresses announced to Internet: 755254336
Equivalent to 45 /8s, 4 /16s and 68 /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: 294843
Total ARIN prefixes after maximum aggregation: 129462
ARIN Deaggregation factor: 2.28
Prefixes being announced from the ARIN address blocks: 296095
Unique aggregates announced from the ARIN address blocks: 135993
ARIN Region origin ASes present in the Internet Routing Table: 19275
ARIN Prefixes per ASN: 15.36
ARIN Region origin ASes announcing only one prefix: 7030
ARIN Region transit ASes present in the Internet Routing Table: 1922
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: 5178
Number of ARIN addresses announced to Internet: 1348734208
Equivalent to 80 /8s, 100 /16s and 13 /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: 290243
Total RIPE prefixes after maximum aggregation: 133919
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 287518
Unique aggregates announced from the RIPE address blocks: 173304
RIPE Region origin ASes present in the Internet Routing Table: 28920
RIPE Prefixes per ASN: 9.94
RIPE Region origin ASes announcing only one prefix: 12029
RIPE Region transit ASes present in the Internet Routing Table: 3856
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: 12301
Number of RIPE addresses announced to Internet: 732669733
Equivalent to 43 /8s, 171 /16s and 167 /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: 138387
Total LACNIC prefixes after maximum aggregation: 29423
LACNIC Deaggregation factor: 4.70
Prefixes being announced from the LACNIC address blocks: 135382
Unique aggregates announced from the LACNIC address blocks: 49003
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: 2165
LACNIC Region transit ASes present in the Internet Routing Table: 2462
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: 9159
Number of LACNIC addresses announced to Internet: 173932800
Equivalent to 10 /8s, 94 /16s and 1 /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: 39215
Total AfriNIC prefixes after maximum aggregation: 6951
AfriNIC Deaggregation factor: 5.64
Prefixes being announced from the AfriNIC address blocks: 52519
Unique aggregates announced from the AfriNIC address blocks: 15014
AfriNIC Region origin ASes present in the Internet Routing Table: 1924
AfriNIC Prefixes per ASN: 27.30
AfriNIC Region origin ASes announcing only one prefix: 655
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: 1281
Number of AfriNIC addresses announced to Internet: 104887808
Equivalent to 6 /8s, 64 /16s and 118 /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 10391 8921 125 CHINAMOBILE-CN China Mobile Communication
7545 6219 844 662 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5005 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4336 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4241 530 276 BBIL-AP BHARTI Airtel Ltd., IN
7552 3922 1332 26 VIETEL-AS-AP Viettel Group, VN
45899 3912 1890 51 VNPT-AS-VN VNPT Corp, VN
7713 3676 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2846 855 533 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 12800 39185 3784 AMAZON-02, US
174 5284 8764 942 COGENT-174, US
11492 4705 312 562 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3623 1320 81 SHAW, CA
22773 3401 3049 181 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3076 1314 2223 AKAMAI-AS, US
396982 2935 3660 454 GOOGLE-CLOUD-PLATFORM, US
30036 2585 358 311 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 9677 1286 1306 TTNET, TR
12479 7759 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4031 3396 143 AKAMAI-ASN1, NL
9009 3797 325 1931 M247, RO
12389 2991 2303 895 ROSTELECOM-AS, RU
34984 2415 364 573 TELLCOM-AS, TR
212238 2003 145 1480 CDNEXT, GB
8452 1958 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 12061 3254 695 UNINET, MX
10620 3545 492 952 Telmex Colombia S.A., CO
13999 2517 541 369 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1595 2438 259 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1165 371 22 Telefonica del Peru S.A.A., PE
28202 1132 52 9 Rede Brasileira de Comunicacao SA, BR
6503 1130 374 163 Axtel, S.A.B. de C.V., MX
11664 1073 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 1569 99 101 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
20011 1292 202 342 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1013 523 45 Vodafone-, EG
37069 847 1083 15 MOBINIL, EG
6713 558 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 12800 39185 3784 AMAZON-02, US
8151 12061 3254 695 UNINET, MX
9808 10391 8921 125 CHINAMOBILE-CN China Mobile Communication
47331 9677 1286 1306 TTNET, TR
12479 7759 1714 145 UNI2-AS, ES
7545 6219 844 662 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5284 8764 942 COGENT-174, US
4538 5005 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4705 312 562 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 12061 11366 UNINET, MX
9808 10391 10266 CHINAMOBILE-CN China Mobile Communications Grou
47331 9677 8371 TTNET, TR
12479 7759 7614 UNI2-AS, ES
7545 6219 5557 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5005 4927 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5284 4342 COGENT-174, US
18403 4336 4311 FPT-AS-AP FPT Telecom Company, VN
11492 4705 4143 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
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
23.135.84.0/24 Origin: 2914 NTT-DATA-2914, US
23.135.84.0/24 Transit: 0 UNALLOCATED
23.140.16.0/24 Origin: 63371 RESERVED, ZZ
23.140.16.0/24 Transit: 3356 LEVEL3, 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
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 /12:305
/13:588 /14:1237 /15:2205 /16:14133 /17:8588 /18:14735
/19:25621 /20:46387 /21:55134 /22:116624 /23:110903 /24:630835
/25:595 /26:590 /27:1050 /28:77 /29:106 /30:23
/31:2 /32:802
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8761 9677 TTNET, TR
12479 6713 7759 UNI2-AS, ES
8151 6216 12061 UNINET, MX
11492 3556 4705 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3623 SHAW, CA
7155 3121 4175 VIASAT-SP-BACKBONE, US
22773 2536 3401 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2277 12800 AMAZON-02, US
30036 2245 2585 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2332 2:1534 3:576 4:25 5:4867 6:167
7:6 8:1651 9:1 10:1 11:172 12:1384
13:350 14:2556 15:351 16:276 17:359 18:918
20:464 21:4 22:188 23:7411 24:2775 25:2
27:2740 29:19 31:3241 32:53 34:82 35:206
36:2438 37:4743 38:10118 39:898 40:154 41:4771
42:1988 43:2583 44:355 45:19958 46:5070 47:295
49:1996 50:1902 51:589 52:1602 54:300 55:1089
56:9 57:253 58:2319 59:1289 60:1167 61:3101
62:3007 63:1853 64:5557 65:2202 66:4721 67:3109
68:1138 69:4006 70:1124 71:623 72:2954 74:2815
75:1654 76:617 77:2794 78:4232 79:1754 80:2245
81:2185 82:2771 83:1438 84:1829 85:4284 86:1036
87:2439 88:3429 89:4465 90:778 91:8450 92:2823
93:2915 94:3989 95:5462 96:1360 97:327 98:977
99:740 100:72 101:1381 102:4296 103:32687 104:4826
105:2227 106:998 107:2612 108:1223 109:4157 110:2272
111:3341 112:2073 113:1820 114:1959 115:2212 116:2103
117:2764 118:2903 119:2014 120:1910 121:1438 122:2903
123:2332 124:1639 125:2915 126:93 128:1616 129:1038
130:1312 131:2013 132:914 133:450 134:1537 135:375
136:1315 137:1172 138:3236 139:1624 140:1568 141:1486
142:1874 143:1739 144:1071 145:478 146:2163 147:2077
148:2594 149:2965 150:1249 151:1706 152:2130 153:574
154:7854 155:1631 156:3219 157:1928 158:1273 159:2434
160:3662 161:1972 162:3720 163:1878 164:1762 165:2216
166:1370 167:1910 168:4360 169:820 170:5510 171:1003
172:4370 173:3269 174:917 175:1277 176:3753 177:6097
178:3936 179:2719 180:2650 181:4167 182:3372 183:2070
184:2313 185:21779 186:5691 187:4965 188:4330 189:4595
190:9939 191:2088 192:11224 193:9464 194:7861 195:5647
196:3631 197:4011 198:6232 199:8377 200:8728 201:6570
202:10872 203:10769 204:4595 205:3734 206:4702 207:3612
208:4226 209:5278 210:4880 211:2632 212:4614 213:3879
214:1061 215:40 216:6677 217:3151 218:1395 219:554
220:2115 221:1054 222:849 223:2336
End of report
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