[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 17 22:46:37 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Mon 17 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: 1027608
Prefixes after maximum aggregation (per Origin AS): 376863
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 475295
Total ASes present in the Internet Routing Table: 76756
Prefixes per ASN: 13.39
Origin-only ASes present in the Internet Routing Table: 66069
Origin ASes announcing only one prefix: 26265
Transit ASes present in the Internet Routing Table: 10687
Transit-only ASes present in the Internet Routing Table: 533
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: 1099
Number of instances of unregistered ASNs: 1106
Number of 32-bit ASNs allocated by the RIRs: 46152
Number of 32-bit ASNs visible in the Routing Table: 37879
Prefixes from 32-bit ASNs in the Routing Table: 210236
Number of bogon 32-bit ASNs visible in the Routing Table: 74
Special use prefixes present in the Routing Table: 6
Prefixes being announced from unallocated address space: 521
Number of addresses announced to Internet: 3115644581
Equivalent to 185 /8s, 180 /16s and 246 /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: 347208
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265543
Total APNIC prefixes after maximum aggregation: 76971
APNIC Deaggregation factor: 3.45
Prefixes being announced from the APNIC address blocks: 256975
Unique aggregates announced from the APNIC address blocks: 102856
APNIC Region origin ASes present in the Internet Routing Table: 14554
APNIC Prefixes per ASN: 17.66
APNIC Region origin ASes announcing only one prefix: 4433
APNIC Region transit ASes present in the Internet Routing Table: 1931
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: 10017
Number of APNIC addresses announced to Internet: 755866688
Equivalent to 45 /8s, 13 /16s and 156 /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: 293796
Total ARIN prefixes after maximum aggregation: 128980
ARIN Deaggregation factor: 2.28
Prefixes being announced from the ARIN address blocks: 294929
Unique aggregates announced from the ARIN address blocks: 135235
ARIN Region origin ASes present in the Internet Routing Table: 19244
ARIN Prefixes per ASN: 15.33
ARIN Region origin ASes announcing only one prefix: 7015
ARIN Region transit ASes present in the Internet Routing Table: 1924
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: 5154
Number of ARIN addresses announced to Internet: 1343706432
Equivalent to 80 /8s, 23 /16s and 85 /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: 289651
Total RIPE prefixes after maximum aggregation: 133890
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 286770
Unique aggregates announced from the RIPE address blocks: 172495
RIPE Region origin ASes present in the Internet Routing Table: 28904
RIPE Prefixes per ASN: 9.92
RIPE Region origin ASes announcing only one prefix: 12014
RIPE Region transit ASes present in the Internet Routing Table: 3849
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: 12279
Number of RIPE addresses announced to Internet: 733292581
Equivalent to 43 /8s, 181 /16s and 40 /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: 138339
Total LACNIC prefixes after maximum aggregation: 29391
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135695
Unique aggregates announced from the LACNIC address blocks: 49005
LACNIC Region origin ASes present in the Internet Routing Table: 11214
LACNIC Prefixes per ASN: 12.10
LACNIC Region origin ASes announcing only one prefix: 2155
LACNIC Region transit ASes present in the Internet Routing Table: 2460
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: 9150
Number of LACNIC addresses announced to Internet: 177918720
Equivalent to 10 /8s, 154 /16s and 211 /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: 39180
Total AfriNIC prefixes after maximum aggregation: 6948
AfriNIC Deaggregation factor: 5.64
Prefixes being announced from the AfriNIC address blocks: 52716
Unique aggregates announced from the AfriNIC address blocks: 15284
AfriNIC Region origin ASes present in the Internet Routing Table: 1921
AfriNIC Prefixes per ASN: 27.44
AfriNIC Region origin ASes announcing only one prefix: 648
AfriNIC Region transit ASes present in the Internet Routing Table: 360
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: 104593408
Equivalent to 6 /8s, 59 /16s and 248 /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 10337 8753 90 CHINAMOBILE-CN China Mobile Communication
7545 6211 843 664 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5038 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4275 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4240 530 275 BBIL-AP BHARTI Airtel Ltd., IN
7552 3918 1331 25 VIETEL-AS-AP Viettel Group, VN
7713 3673 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3266 1869 102 VNPT-AS-VN VNPT Corp, VN
24560 2839 855 528 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 12752 38948 3740 AMAZON-02, US
174 5560 8760 901 COGENT-174, US
11492 4702 312 561 CABLEONE, US
7155 4172 286 83 VIASAT-SP-BACKBONE, US
6327 3623 1320 81 SHAW, CA
22773 3387 3049 186 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3032 1298 2201 AKAMAI-AS, US
396982 2927 3660 450 GOOGLE-CLOUD-PLATFORM, US
30036 2588 359 266 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 9672 1285 1316 TTNET, TR
12479 7762 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4023 3396 143 AKAMAI-ASN1, NL
9009 3772 324 1922 M247, RO
12389 2995 2303 894 ROSTELECOM-AS, RU
34984 2415 364 573 TELLCOM-AS, TR
212238 2025 146 1501 CDNEXT, GB
8452 1919 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 12011 3224 705 UNINET, MX
10620 3543 492 950 Telmex Colombia S.A., CO
13999 2518 539 365 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1592 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
28202 1131 52 9 Rede Brasileira de Comunicacao SA, BR
6503 1130 374 163 Axtel, S.A.B. de C.V., MX
6147 1112 371 22 Telefonica del Peru S.A.A., PE
22884 1077 98 374 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 1684 601 30 RAYA-AS, EG
24863 1647 389 16 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1553 98 103 ORANGE-COTE-IVOIRE, CI
36992 1425 1518 286 ETISALAT-MISR, EG
20011 1290 202 341 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1018 523 45 Vodafone-, EG
37069 843 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 12752 38948 3740 AMAZON-02, US
8151 12011 3224 705 UNINET, MX
9808 10337 8753 90 CHINAMOBILE-CN China Mobile Communication
47331 9672 1285 1316 TTNET, TR
12479 7762 1714 145 UNI2-AS, ES
7545 6211 843 664 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5560 8760 901 COGENT-174, US
4538 5038 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4702 312 561 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 12011 11306 UNINET, MX
9808 10337 10247 CHINAMOBILE-CN China Mobile Communications Grou
47331 9672 8356 TTNET, TR
12479 7762 7617 UNI2-AS, ES
7545 6211 5547 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5038 4960 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5560 4659 COGENT-174, US
18403 4275 4250 FPT-AS-AP FPT Telecom Company, VN
11492 4702 4141 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
213407 UNALLOCATED 2.56.248.0/24 214466 OLFE AE Olfe Tekn. Ve T
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
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
172.22.139.0/24 8151 UNINET, MX
172.22.243.0/24 8151 UNINET, MX
192.88.99.0/24 6939 HURRICANE, US
198.51.100.0/24 141954 IDNIC-GSM-AS-ID PT Gaf Solusindo Media, ID
203.0.113.0/24 141954 IDNIC-GSM-AS-ID PT Gaf Solusindo Media, ID
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 /12:307
/13:588 /14:1235 /15:2202 /16:14089 /17:8563 /18:14242
/19:25425 /20:46111 /21:54866 /22:116121 /23:110076 /24:630315
/25:598 /26:595 /27:1058 /28:78 /29:106 /30:23
/31:2 /32:840
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8757 9672 TTNET, TR
12479 6719 7762 UNI2-AS, ES
8151 6181 12011 UNINET, MX
11492 3556 4702 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3623 SHAW, CA
7155 3119 4172 VIASAT-SP-BACKBONE, US
22773 2521 3387 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2278 12752 AMAZON-02, US
30036 2248 2588 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 2:1602 3:571 4:25 5:4833 6:165
7:6 8:1650 9:1 10:1 11:172 12:1387
13:348 14:2550 15:350 16:273 17:361 18:916
20:460 21:4 22:188 23:7375 24:2777 25:2
27:2770 29:19 31:3211 32:56 34:82 35:205
36:2435 37:4752 38:10016 39:897 40:153 41:4792
42:1951 43:2577 44:352 45:19888 46:5043 47:294
49:1995 50:1897 51:589 52:1602 54:300 55:1076
56:9 57:251 58:2321 59:1264 60:1166 61:3101
62:3043 63:1847 64:5555 65:2218 66:4725 67:3094
68:1124 69:4021 70:1132 71:620 72:2936 74:2810
75:1641 76:616 77:2758 78:4230 79:1752 80:2251
81:2199 82:2580 83:1453 84:1816 85:4264 86:1027
87:2433 88:3424 89:4470 90:760 91:8453 92:2824
93:2893 94:3991 95:5433 96:1351 97:319 98:983
99:738 100:71 101:1395 102:4313 103:32598 104:4706
105:2235 106:993 107:2607 108:1208 109:4139 110:2270
111:3398 112:2075 113:1812 114:1959 115:2262 116:2105
117:2747 118:2898 119:2015 120:1903 121:1436 122:2893
123:2304 124:1683 125:2913 126:94 128:1686 129:1039
130:1312 131:2008 132:906 133:450 134:1531 135:371
136:1342 137:1162 138:3243 139:1605 140:1564 141:1501
142:1875 143:1709 144:1070 145:475 146:2157 147:2069
148:2616 149:2938 150:1234 151:1677 152:2135 153:574
154:8214 155:1617 156:3582 157:1915 158:1256 159:2429
160:3665 161:1942 162:3713 163:1835 164:1751 165:2211
166:1364 167:1904 168:4387 169:821 170:5515 171:1007
172:4306 173:3274 174:918 175:1288 176:3731 177:6155
178:3914 179:2716 180:2640 181:4143 182:3373 183:2036
184:2273 185:21768 186:5688 187:4982 188:4354 189:4570
190:9890 191:2080 192:11213 193:9417 194:7869 195:5640
196:3553 197:3986 198:6235 199:8363 200:8720 201:6571
202:10884 203:10793 204:4595 205:3729 206:4697 207:3622
208:4209 209:5245 210:4876 211:2635 212:4621 213:3880
214:1058 215:42 216:6685 217:3175 218:1395 219:555
220:2116 221:1056 222:849 223:2326
End of report
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