[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Feb 7 22:46:25 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Fri 07 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: 1032009
Prefixes after maximum aggregation (per Origin AS): 376754
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 474012
Total ASes present in the Internet Routing Table: 76746
Prefixes per ASN: 13.45
Origin-only ASes present in the Internet Routing Table: 66044
Origin ASes announcing only one prefix: 26233
Transit ASes present in the Internet Routing Table: 10702
Transit-only ASes present in the Internet Routing Table: 526
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: 1124
Number of instances of unregistered ASNs: 1131
Number of 32-bit ASNs allocated by the RIRs: 46090
Number of 32-bit ASNs visible in the Routing Table: 37844
Prefixes from 32-bit ASNs in the Routing Table: 210017
Number of bogon 32-bit ASNs visible in the Routing Table: 75
Special use prefixes present in the Routing Table: 14
Prefixes being announced from unallocated address space: 530
Number of addresses announced to Internet: 3119391611
Equivalent to 185 /8s, 238 /16s and 35 /24s
Percentage of available address space announced: 84.3
Percentage of allocated address space announced: 84.3
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: 347574
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266953
Total APNIC prefixes after maximum aggregation: 77053
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 258417
Unique aggregates announced from the APNIC address blocks: 102573
APNIC Region origin ASes present in the Internet Routing Table: 14546
APNIC Prefixes per ASN: 17.77
APNIC Region origin ASes announcing only one prefix: 4424
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: 10002
Number of APNIC addresses announced to Internet: 758810688
Equivalent to 45 /8s, 58 /16s and 136 /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: 296841
Total ARIN prefixes after maximum aggregation: 129053
ARIN Deaggregation factor: 2.30
Prefixes being announced from the ARIN address blocks: 298251
Unique aggregates announced from the ARIN address blocks: 134945
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: 1344175558
Equivalent to 80 /8s, 30 /16s and 125 /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: 289833
Total RIPE prefixes after maximum aggregation: 133723
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 286673
Unique aggregates announced from the RIPE address blocks: 171871
RIPE Region origin ASes present in the Internet Routing Table: 28909
RIPE Prefixes per ASN: 9.92
RIPE Region origin ASes announcing only one prefix: 12023
RIPE Region transit ASes present in the Internet Routing Table: 3847
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 24
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12277
Number of RIPE addresses announced to Internet: 733337125
Equivalent to 43 /8s, 181 /16s and 214 /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: 138350
Total LACNIC prefixes after maximum aggregation: 29362
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135735
Unique aggregates announced from the LACNIC address blocks: 48987
LACNIC Region origin ASes present in the Internet Routing Table: 11212
LACNIC Prefixes per ASN: 12.11
LACNIC Region origin ASes announcing only one prefix: 2151
LACNIC Region transit ASes present in the Internet Routing Table: 2478
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: 9142
Number of LACNIC addresses announced to Internet: 178033024
Equivalent to 10 /8s, 156 /16s and 145 /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: 38908
Total AfriNIC prefixes after maximum aggregation: 6866
AfriNIC Deaggregation factor: 5.67
Prefixes being announced from the AfriNIC address blocks: 52401
Unique aggregates announced from the AfriNIC address blocks: 15207
AfriNIC Region origin ASes present in the Internet Routing Table: 1920
AfriNIC Prefixes per ASN: 27.29
AfriNIC Region origin ASes announcing only one prefix: 646
AfriNIC Region transit ASes present in the Internet Routing Table: 366
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: 1279
Number of AfriNIC addresses announced to Internet: 104768768
Equivalent to 6 /8s, 62 /16s and 165 /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 6212 843 666 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5045 4193 77 ERX-CERNET-BKB China Education and Resear
18403 4238 347 24 FPT-AS-AP FPT Telecom Company, VN
9498 4213 529 274 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 2841 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 12750 38947 3732 AMAZON-02, US
174 5591 8762 893 COGENT-174, US
11492 4698 312 553 CABLEONE, US
7155 4180 287 86 VIASAT-SP-BACKBONE, US
6327 3623 1320 81 SHAW, CA
22773 3410 3049 186 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
2152 3189 508 130 CENIC-2152, US
16625 3043 1311 2197 AKAMAI-AS, US
396982 2922 3659 447 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 7742 1713 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4017 3396 141 AKAMAI-ASN1, NL
9009 3781 324 1922 M247, RO
12389 2996 2303 893 ROSTELECOM-AS, RU
34984 2417 364 574 TELLCOM-AS, TR
8452 1948 1852 14 TE-AS TE-AS, EG
212238 1921 139 1416 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 11997 3243 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 1580 2438 256 Claro NXT Telecomunicacoes Ltda, BR
3816 1328 777 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6503 1134 374 163 Axtel, S.A.B. de C.V., MX
28202 1131 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1105 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 1682 601 30 RAYA-AS, EG
24863 1645 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 1018 523 45 Vodafone-, EG
37069 843 1083 15 MOBINIL, EG
6713 556 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 12750 38947 3732 AMAZON-02, US
8151 11997 3243 709 UNINET, MX
9808 10398 8921 125 CHINAMOBILE-CN China Mobile Communication
47331 9661 1284 1335 TTNET, TR
12479 7742 1713 145 UNI2-AS, ES
7545 6212 843 666 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5591 8762 893 COGENT-174, US
4538 5045 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 11997 11288 UNINET, MX
9808 10398 10273 CHINAMOBILE-CN China Mobile Communications Grou
47331 9661 8326 TTNET, TR
12479 7742 7597 UNI2-AS, ES
7545 6212 5546 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5045 4968 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5591 4698 COGENT-174, US
18403 4238 4214 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
23.133.205.0/24 Origin: 23506 TMW, US
23.133.205.0/24 Transit: 215828 TMW-GLOBAL-NETWORKS TMW Global Networks,
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
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
/13:590 /14:1237 /15:2212 /16:14122 /17:8578 /18:14741
/19:25627 /20:46369 /21:55216 /22:116634 /23:110676 /24:629312
/25:649 /26:644 /27:1186 /28:218 /29:371 /30:248
/31:1269 /32:1634
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8747 9661 TTNET, TR
12479 6702 7742 UNI2-AS, ES
8151 6161 11997 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 2543 3410 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2268 12750 AMAZON-02, US
30036 2239 2579 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 2:1597 3:570 4:25 5:4885 6:165
7:6 8:1641 9:1 10:1 11:172 12:1386
13:355 14:2539 15:349 16:270 17:359 18:916
20:461 21:4 22:188 23:7331 24:2780 25:2
27:2789 29:19 31:3200 32:57 34:81 35:205
36:2434 37:4745 38:9990 39:899 40:152 41:4764
42:1934 43:2565 44:350 45:19846 46:5037 47:296
49:2006 50:1889 51:589 52:1605 54:307 55:1099
56:9 57:250 58:2316 59:1257 60:1164 61:3101
62:3037 63:1845 64:5551 65:2229 66:4728 67:3091
68:1139 69:4042 70:1135 71:619 72:2939 74:2823
75:1644 76:633 77:2740 78:4228 79:1727 80:2256
81:2221 82:2336 83:1455 84:1816 85:4236 86:1035
87:2464 88:3425 89:4470 90:755 91:8479 92:2814
93:2894 94:4002 95:5406 96:1293 97:317 98:975
99:736 100:71 101:1400 102:4277 103:32621 104:4703
105:2234 106:1019 107:2625 108:1176 109:4135 110:2260
111:3409 112:2072 113:1818 114:1958 115:2253 116:2096
117:2746 118:2853 119:2017 120:1904 121:1428 122:2891
123:2291 124:1674 125:2914 126:94 128:1681 129:1035
130:1314 131:2045 132:902 133:450 134:1536 135:368
136:1344 137:1164 138:3255 139:1613 140:1554 141:1482
142:1870 143:1729 144:1059 145:468 146:2168 147:2064
148:2604 149:2933 150:1207 151:1652 152:2053 153:574
154:8271 155:1621 156:3549 157:1911 158:1265 159:2430
160:3662 161:1905 162:3683 163:1818 164:1759 165:2204
166:1332 167:1910 168:4396 169:816 170:5496 171:1006
172:4337 173:3267 174:921 175:1291 176:3723 177:6160
178:3947 179:2696 180:2631 181:4140 182:3375 183:2035
184:2273 185:21772 186:5645 187:4956 188:4352 189:4573
190:9826 191:2080 192:11233 193:9443 194:7853 195:5638
196:3475 197:3932 198:6232 199:8325 200:8632 201:6570
202:10950 203:10777 204:4602 205:3720 206:4702 207:3619
208:4222 209:5242 210:4855 211:2633 212:4619 213:3867
214:1057 215:42 216:6673 217:3185 218:1394 219:555
220:2113 221:1055 222:848 223:2329
End of report
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