[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Feb 1 22:46:26 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Sat 01 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: 1031018
Prefixes after maximum aggregation (per Origin AS): 376715
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 473821
Total ASes present in the Internet Routing Table: 76694
Prefixes per ASN: 13.44
Origin-only ASes present in the Internet Routing Table: 66011
Origin ASes announcing only one prefix: 26214
Transit ASes present in the Internet Routing Table: 10683
Transit-only ASes present in the Internet Routing Table: 525
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: 1134
Number of instances of unregistered ASNs: 1141
Number of 32-bit ASNs allocated by the RIRs: 46097
Number of 32-bit ASNs visible in the Routing Table: 37783
Prefixes from 32-bit ASNs in the Routing Table: 209498
Number of bogon 32-bit ASNs visible in the Routing Table: 80
Special use prefixes present in the Routing Table: 15
Prefixes being announced from unallocated address space: 543
Number of addresses announced to Internet: 3119366523
Equivalent to 185 /8s, 237 /16s and 193 /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: 347402
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266434
Total APNIC prefixes after maximum aggregation: 77047
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257829
Unique aggregates announced from the APNIC address blocks: 102535
APNIC Region origin ASes present in the Internet Routing Table: 14531
APNIC Prefixes per ASN: 17.74
APNIC Region origin ASes announcing only one prefix: 4417
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: 9988
Number of APNIC addresses announced to Internet: 758668096
Equivalent to 45 /8s, 56 /16s and 91 /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: 296778
Total ARIN prefixes after maximum aggregation: 129124
ARIN Deaggregation factor: 2.30
Prefixes being announced from the ARIN address blocks: 298161
Unique aggregates announced from the ARIN address blocks: 134930
ARIN Region origin ASes present in the Internet Routing Table: 19230
ARIN Prefixes per ASN: 15.50
ARIN Region origin ASes announcing only one prefix: 6994
ARIN Region transit ASes present in the Internet Routing Table: 1903
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: 5137
Number of ARIN addresses announced to Internet: 1345170118
Equivalent to 80 /8s, 45 /16s and 170 /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: 289618
Total RIPE prefixes after maximum aggregation: 133680
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 286410
Unique aggregates announced from the RIPE address blocks: 171711
RIPE Region origin ASes present in the Internet Routing Table: 28896
RIPE Prefixes per ASN: 9.91
RIPE Region origin ASes announcing only one prefix: 12005
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: 24
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12250
Number of RIPE addresses announced to Internet: 732578597
Equivalent to 43 /8s, 170 /16s and 67 /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: 138295
Total LACNIC prefixes after maximum aggregation: 29331
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135729
Unique aggregates announced from the LACNIC address blocks: 48999
LACNIC Region origin ASes present in the Internet Routing Table: 11194
LACNIC Prefixes per ASN: 12.13
LACNIC Region origin ASes announcing only one prefix: 2152
LACNIC Region transit ASes present in the Internet Routing Table: 2491
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: 9129
Number of LACNIC addresses announced to Internet: 177945216
Equivalent to 10 /8s, 155 /16s and 58 /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: 38759
Total AfriNIC prefixes after maximum aggregation: 6840
AfriNIC Deaggregation factor: 5.67
Prefixes being announced from the AfriNIC address blocks: 52344
Unique aggregates announced from the AfriNIC address blocks: 15207
AfriNIC Region origin ASes present in the Internet Routing Table: 1921
AfriNIC Prefixes per ASN: 27.25
AfriNIC Region origin ASes announcing only one prefix: 646
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: 104742400
Equivalent to 6 /8s, 62 /16s and 62 /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 6208 843 663 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5035 4193 77 ERX-CERNET-BKB China Education and Resear
9498 4184 529 275 BBIL-AP BHARTI Airtel Ltd., IN
18403 4160 347 24 FPT-AS-AP FPT Telecom Company, VN
7552 3913 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 2836 852 538 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 12690 38942 3726 AMAZON-02, US
174 5600 8759 888 COGENT-174, US
11492 4697 312 552 CABLEONE, US
7155 4177 287 86 VIASAT-SP-BACKBONE, US
6327 3614 1320 80 SHAW, CA
22773 3414 3049 186 ASN-CXA-ALL-CCI-22773-RDC, US
749 3259 54879 2506 DNIC-AS-00749, US
2152 3187 508 130 CENIC-2152, US
16625 3013 1305 2197 AKAMAI-AS, US
396982 2905 3657 445 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 9666 1284 1322 TTNET, TR
12479 7759 1711 144 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4021 3396 141 AKAMAI-ASN1, NL
9009 3762 322 1912 M247, RO
12389 2993 2303 891 ROSTELECOM-AS, RU
34984 2417 364 574 TELLCOM-AS, TR
8452 1951 1852 14 TE-AS TE-AS, EG
212238 1904 136 1404 CDNEXT, GB
5384 1790 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 11960 3243 708 UNINET, MX
10620 3540 492 954 Telmex Colombia S.A., CO
13999 2518 539 366 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1581 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 1128 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1104 371 22 Telefonica del Peru S.A.A., PE
22884 1076 98 372 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 1681 601 30 RAYA-AS, EG
24863 1644 389 16 LINKdotNET-AS, EG
37457 1634 316 32 Telkom-Internet, ZA
29571 1546 98 102 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 1002 521 42 Vodafone-, EG
37069 867 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 12690 38942 3726 AMAZON-02, US
8151 11960 3243 708 UNINET, MX
9808 10398 8921 125 CHINAMOBILE-CN China Mobile Communication
47331 9666 1284 1322 TTNET, TR
12479 7759 1711 144 UNI2-AS, ES
7545 6208 843 663 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5600 8759 888 COGENT-174, US
4538 5035 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4697 312 552 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 11960 11252 UNINET, MX
9808 10398 10273 CHINAMOBILE-CN China Mobile Communications Grou
47331 9666 8344 TTNET, TR
12479 7759 7615 UNI2-AS, ES
7545 6208 5545 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5035 4958 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5600 4712 COGENT-174, US
11492 4697 4145 CABLEONE, US
18403 4160 4136 FPT-AS-AP FPT Telecom Company, VN
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
100.80.0.0/24 60478 KSYS, CH
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
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
23.132.192.0/24 Origin: 30500 WOLFPAWSERVICES, CA
23.132.192.0/24 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
23.140.176.0/24 Origin: 40676 AS40676, US
23.140.176.0/24 Transit: 3257 GTT-BACKBONE GTT, 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 /12:309
/13:590 /14:1238 /15:2211 /16:14116 /17:8573 /18:14728
/19:25615 /20:46358 /21:55155 /22:116435 /23:110427 /24:628863
/25:654 /26:654 /27:1187 /28:220 /29:372 /30:246
/31:1268 /32:1632
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8751 9666 TTNET, TR
12479 6719 7759 UNI2-AS, ES
8151 6128 11960 UNINET, MX
11492 3555 4697 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3410 3614 SHAW, CA
7155 3125 4177 VIASAT-SP-BACKBONE, US
22773 2547 3414 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2266 12690 AMAZON-02, US
30036 2238 2577 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2324 2:1615 3:567 4:25 5:4855 6:165
7:6 8:1641 9:1 10:1 11:172 12:1386
13:349 14:2538 15:344 16:270 17:362 18:915
20:460 21:4 22:188 23:7322 24:2781 25:2
27:2770 29:19 31:3189 32:57 34:75 35:189
36:2435 37:4752 38:10010 39:897 40:151 41:4754
42:1914 43:2569 44:348 45:19791 46:5046 47:296
49:2008 50:1880 51:589 52:1604 54:307 55:1141
56:9 57:245 58:2304 59:1256 60:1162 61:2971
62:3039 63:1853 64:5555 65:2231 66:4735 67:3095
68:1199 69:4056 70:1126 71:618 72:2945 74:2810
75:1644 76:633 77:2741 78:4231 79:1706 80:2260
81:2223 82:2202 83:1455 84:1821 85:4226 86:1010
87:2468 88:3423 89:4494 90:756 91:8472 92:2796
93:2912 94:3997 95:5405 96:1295 97:317 98:995
99:737 100:72 101:1398 102:4278 103:32630 104:4685
105:2164 106:1015 107:2619 108:1178 109:4132 110:2263
111:3417 112:2073 113:1790 114:1957 115:2250 116:2065
117:2751 118:2855 119:2010 120:1904 121:1430 122:2881
123:2190 124:1696 125:2905 126:94 128:1691 129:1037
130:1313 131:2026 132:922 133:451 134:1528 135:367
136:1346 137:1166 138:3231 139:1606 140:1545 141:1491
142:1864 143:1730 144:1039 145:466 146:2166 147:2065
148:2606 149:2917 150:1211 151:1645 152:2093 153:574
154:8301 155:1616 156:3648 157:1912 158:1262 159:2426
160:3637 161:1860 162:3681 163:1810 164:1755 165:2208
166:1327 167:1904 168:4370 169:822 170:5490 171:1004
172:4332 173:3255 174:919 175:1288 176:3717 177:6127
178:3950 179:2703 180:2628 181:4134 182:3374 183:2044
184:2275 185:21752 186:5692 187:4977 188:4380 189:4545
190:9912 191:2076 192:11299 193:9442 194:7831 195:5626
196:3475 197:3924 198:6226 199:8328 200:8728 201:6566
202:10874 203:10779 204:4587 205:3685 206:4715 207:3645
208:4227 209:5240 210:4859 211:2620 212:4618 213:3875
214:1046 215:42 216:6711 217:3176 218:1394 219:555
220:2115 221:1056 222:848 223:2328
End of report
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