[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Mar 6 22:46:20 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Thu 06 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: 1030027
Prefixes after maximum aggregation (per Origin AS): 377803
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 476863
Total ASes present in the Internet Routing Table: 76813
Prefixes per ASN: 13.41
Origin-only ASes present in the Internet Routing Table: 66144
Origin ASes announcing only one prefix: 26287
Transit ASes present in the Internet Routing Table: 10669
Transit-only ASes present in the Internet Routing Table: 541
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: 1045
Number of instances of unregistered ASNs: 1053
Number of 32-bit ASNs allocated by the RIRs: 46200
Number of 32-bit ASNs visible in the Routing Table: 37987
Prefixes from 32-bit ASNs in the Routing Table: 210896
Number of bogon 32-bit ASNs visible in the Routing Table: 85
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 504
Number of addresses announced to Internet: 3114531685
Equivalent to 185 /8s, 163 /16s and 251 /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: 348014
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265901
Total APNIC prefixes after maximum aggregation: 76796
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257479
Unique aggregates announced from the APNIC address blocks: 102901
APNIC Region origin ASes present in the Internet Routing Table: 14598
APNIC Prefixes per ASN: 17.64
APNIC Region origin ASes announcing only one prefix: 4428
APNIC Region transit ASes present in the Internet Routing Table: 1946
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: 10062
Number of APNIC addresses announced to Internet: 752037440
Equivalent to 44 /8s, 211 /16s and 46 /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: 295389
Total ARIN prefixes after maximum aggregation: 129910
ARIN Deaggregation factor: 2.27
Prefixes being announced from the ARIN address blocks: 295920
Unique aggregates announced from the ARIN address blocks: 136386
ARIN Region origin ASes present in the Internet Routing Table: 19251
ARIN Prefixes per ASN: 15.37
ARIN Region origin ASes announcing only one prefix: 7009
ARIN Region transit ASes present in the Internet Routing Table: 1902
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: 5171
Number of ARIN addresses announced to Internet: 1350479616
Equivalent to 80 /8s, 126 /16s and 175 /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: 290086
Total RIPE prefixes after maximum aggregation: 134057
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 287707
Unique aggregates announced from the RIPE address blocks: 172962
RIPE Region origin ASes present in the Internet Routing Table: 28902
RIPE Prefixes per ASN: 9.95
RIPE Region origin ASes announcing only one prefix: 12026
RIPE Region transit ASes present in the Internet Routing Table: 3833
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: 12310
Number of RIPE addresses announced to Internet: 732930597
Equivalent to 43 /8s, 175 /16s and 162 /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: 138627
Total LACNIC prefixes after maximum aggregation: 29461
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135622
Unique aggregates announced from the LACNIC address blocks: 48958
LACNIC Region origin ASes present in the Internet Routing Table: 11224
LACNIC Prefixes per ASN: 12.08
LACNIC Region origin ASes announcing only one prefix: 2171
LACNIC Region transit ASes present in the Internet Routing Table: 2467
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: 9162
Number of LACNIC addresses announced to Internet: 173904896
Equivalent to 10 /8s, 93 /16s and 148 /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: 38979
Total AfriNIC prefixes after maximum aggregation: 6934
AfriNIC Deaggregation factor: 5.62
Prefixes being announced from the AfriNIC address blocks: 52793
Unique aggregates announced from the AfriNIC address blocks: 15215
AfriNIC Region origin ASes present in the Internet Routing Table: 1920
AfriNIC Prefixes per ASN: 27.50
AfriNIC Region origin ASes announcing only one prefix: 653
AfriNIC Region transit ASes present in the Internet Routing Table: 366
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: 1282
Number of AfriNIC addresses announced to Internet: 104934912
Equivalent to 6 /8s, 65 /16s and 46 /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 6212 843 659 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5012 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4401 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4242 530 277 BBIL-AP BHARTI Airtel Ltd., IN
7552 3921 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3675 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3281 1869 103 VNPT-AS-VN VNPT Corp, VN
24560 2848 855 532 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 12967 39642 3939 AMAZON-02, US
174 5415 8769 972 COGENT-174, US
11492 4671 310 587 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 2938 3660 455 GOOGLE-CLOUD-PLATFORM, US
30036 2560 353 396 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 7765 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4040 3396 142 AKAMAI-ASN1, NL
9009 3779 324 1940 M247, RO
12389 2984 2303 891 ROSTELECOM-AS, RU
34984 2414 363 573 TELLCOM-AS, TR
212238 2031 146 1501 CDNEXT, GB
8452 1920 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 12072 3252 695 UNINET, MX
10620 3544 492 962 Telmex Colombia S.A., CO
13999 2510 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 1330 781 212 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1192 371 22 Telefonica del Peru S.A.A., PE
28202 1132 52 9 Rede Brasileira de Comunicacao SA, BR
6503 1108 374 163 Axtel, S.A.B. de C.V., MX
11664 1075 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 1618 389 16 LINKdotNET-AS, EG
29571 1577 99 102 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 859 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 12967 39642 3939 AMAZON-02, US
8151 12072 3252 695 UNINET, MX
9808 10328 8753 90 CHINAMOBILE-CN China Mobile Communication
47331 9685 1288 1286 TTNET, TR
12479 7765 1714 145 UNI2-AS, ES
7545 6212 843 659 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5415 8769 972 COGENT-174, US
4538 5012 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4671 310 587 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 12072 11377 UNINET, MX
9808 10328 10238 CHINAMOBILE-CN China Mobile Communications Grou
47331 9685 8399 TTNET, TR
12479 7765 7620 UNI2-AS, ES
7545 6212 5553 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5012 4934 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5415 4443 COGENT-174, US
18403 4401 4376 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 /16:14126 /17:8587 /18:14272
/19:25477 /20:46117 /21:54773 /22:116125 /23:110502 /24:632306
/25:592 /26:590 /27:1052 /28:77 /29:106 /30:23
/31:2 /32:800
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8768 9685 TTNET, TR
12479 6706 7765 UNI2-AS, ES
8151 6230 12072 UNINET, MX
11492 3527 4671 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 2335 12967 AMAZON-02, US
30036 2220 2560 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2364 2:1538 3:584 4:25 5:4870 6:167
7:6 8:1646 9:1 10:1 11:172 12:1380
13:350 14:2553 15:351 16:277 17:365 18:924
20:465 21:4 22:188 23:7387 24:2791 25:2
27:2783 29:19 31:3257 32:53 34:83 35:208
36:2436 37:4747 38:10158 39:899 40:153 41:4764
42:2010 43:2580 44:359 45:20011 46:5084 47:292
49:1999 50:1898 51:589 52:1598 54:301 55:1072
56:9 57:253 58:2316 59:1292 60:1166 61:3083
62:3024 63:1853 64:5564 65:2202 66:4737 67:3082
68:1139 69:4011 70:1123 71:622 72:2956 74:2811
75:1656 76:616 77:2810 78:4236 79:1757 80:2242
81:2181 82:2781 83:1449 84:1834 85:4281 86:1036
87:2436 88:3425 89:4479 90:780 91:8459 92:2812
93:2916 94:3982 95:5482 96:1409 97:327 98:973
99:740 100:73 101:1418 102:4236 103:32687 104:4833
105:2235 106:998 107:2605 108:1222 109:4167 110:2272
111:3351 112:2071 113:1831 114:1959 115:2219 116:2104
117:2760 118:2908 119:2013 120:1911 121:1440 122:2904
123:2336 124:1685 125:2914 126:92 128:1618 129:1017
130:1321 131:2014 132:901 133:451 134:1535 135:375
136:1281 137:1174 138:3235 139:1631 140:1564 141:1479
142:1873 143:1758 144:1066 145:482 146:2178 147:2082
148:2608 149:2941 150:1253 151:1966 152:2130 153:574
154:8262 155:1639 156:3344 157:1940 158:1281 159:2440
160:3671 161:1974 162:3715 163:1893 164:1765 165:2217
166:1392 167:1912 168:4365 169:817 170:5514 171:1004
172:4471 173:3257 174:916 175:1287 176:3783 177:6154
178:3937 179:2723 180:2656 181:4190 182:3384 183:2073
184:2315 185:21777 186:5713 187:4975 188:4338 189:4586
190:9955 191:2104 192:11208 193:9470 194:7859 195:5667
196:3579 197:3965 198:6240 199:8411 200:8724 201:6577
202:10936 203:10792 204:4566 205:3707 206:4666 207:3599
208:4218 209:5269 210:4874 211:2636 212:4594 213:3880
214:1063 215:42 216:6687 217:3183 218:1392 219:555
220:2110 221:1055 222:849 223:2337
End of report
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