[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Oct 20 22:41:24 UTC 2023
IPv4 R&E Routing Table Report 22:35 GMT Fri 20 Oct, 2023
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: 985278
Prefixes after maximum aggregation (per Origin AS): 361309
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 454164
Total ASes present in the Internet Routing Table: 75269
Prefixes per ASN: 13.09
Origin-only ASes present in the Internet Routing Table: 64507
Origin ASes announcing only one prefix: 25956
Transit ASes present in the Internet Routing Table: 10762
Transit-only ASes present in the Internet Routing Table: 481
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 4.8
Max AS path length visible: 55
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1293
Number of instances of unregistered ASNs: 1325
Number of 32-bit ASNs allocated by the RIRs: 42878
Number of 32-bit ASNs visible in the Routing Table: 35417
Prefixes from 32-bit ASNs in the Routing Table: 184363
Number of bogon 32-bit ASNs visible in the Routing Table: 250
Special use prefixes present in the Routing Table: 37
Prefixes being announced from unallocated address space: 615
Number of addresses announced to Internet: 3053262558
Equivalent to 181 /8s, 253 /16s and 22 /24s
Percentage of available address space announced: 82.5
Percentage of allocated address space announced: 82.5
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 338501
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 258597
Total APNIC prefixes after maximum aggregation: 72699
APNIC Deaggregation factor: 3.56
Prefixes being announced from the APNIC address blocks: 251847
Unique aggregates announced from the APNIC address blocks: 99021
APNIC Region origin ASes present in the Internet Routing Table: 13828
APNIC Prefixes per ASN: 18.21
APNIC Region origin ASes announcing only one prefix: 4092
APNIC Region transit ASes present in the Internet Routing Table: 1849
Average APNIC Region AS path length visible: 5.0
Max APNIC Region AS path length visible: 33
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9106
Number of APNIC addresses announced to Internet: 772433312
Equivalent to 46 /8s, 10 /16s and 101 /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: 282317
Total ARIN prefixes after maximum aggregation: 125688
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 285678
Unique aggregates announced from the ARIN address blocks: 132175
ARIN Region origin ASes present in the Internet Routing Table: 19121
ARIN Prefixes per ASN: 14.94
ARIN Region origin ASes announcing only one prefix: 6931
ARIN Region transit ASes present in the Internet Routing Table: 1980
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4838
Number of ARIN addresses announced to Internet: 1277977664
Equivalent to 76 /8s, 44 /16s and 100 /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, 393216-401308
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, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 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: 281026
Total RIPE prefixes after maximum aggregation: 127409
RIPE Deaggregation factor: 2.21
Prefixes being announced from the RIPE address blocks: 275242
Unique aggregates announced from the RIPE address blocks: 160519
RIPE Region origin ASes present in the Internet Routing Table: 28533
RIPE Prefixes per ASN: 9.65
RIPE Region origin ASes announcing only one prefix: 12060
RIPE Region transit ASes present in the Internet Routing Table: 3973
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 36
Number of RIPE region 32-bit ASNs visible in the Routing Table: 11432
Number of RIPE addresses announced to Internet: 716687838
Equivalent to 42 /8s, 183 /16s and 201 /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,
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: 127908
Total LACNIC prefixes after maximum aggregation: 28622
LACNIC Deaggregation factor: 4.47
Prefixes being announced from the LACNIC address blocks: 127185
Unique aggregates announced from the LACNIC address blocks: 49246
LACNIC Region origin ASes present in the Internet Routing Table: 11062
LACNIC Prefixes per ASN: 11.50
LACNIC Region origin ASes announcing only one prefix: 2284
LACNIC Region transit ASes present in the Internet Routing Table: 2391
Average LACNIC Region AS path length visible: 5.3
Max LACNIC Region AS path length visible: 55
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8885
Number of LACNIC addresses announced to Internet: 178459168
Equivalent to 10 /8s, 163 /16s and 18 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-273820 + 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: 34137
Total AfriNIC prefixes after maximum aggregation: 6083
AfriNIC Deaggregation factor: 5.61
Prefixes being announced from the AfriNIC address blocks: 44710
Unique aggregates announced from the AfriNIC address blocks: 12685
AfriNIC Region origin ASes present in the Internet Routing Table: 1816
AfriNIC Prefixes per ASN: 24.62
AfriNIC Region origin ASes announcing only one prefix: 589
AfriNIC Region transit ASes present in the Internet Routing Table: 344
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1156
Number of AfriNIC addresses announced to Internet: 107255808
Equivalent to 6 /8s, 100 /16s and 152 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 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 9618 8904 98 CHINAMOBILE-CN China Mobile Communicati
7545 5715 785 698 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5038 4192 75 ERX-CERNET-BKB China Education and Rese
18403 4213 347 25 FPT-AS-AP FPT Telecom Company, VN
45899 4022 1857 51 VNPT-AS-VN VNPT Corp, VN
7552 3796 1331 21 VIETEL-AS-AP Viettel Group, VN
7713 3597 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon
9498 3218 493 243 BBIL-AP BHARTI Airtel Ltd., IN
4766 2739 11270 605 KIXS-AS-KR Korea Telecom, KR
24560 2554 849 378 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
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 9167 11006 3265 AMAZON-02, US
11492 4540 301 673 CABLEONE, US
7155 4180 289 101 VIASAT-SP-BACKBONE, US
174 3793 6659 627 COGENT-174, US
22773 3649 3077 309 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3547 1320 67 SHAW, CA
749 3161 54958 2413 DNIC-AS-00749, US
16625 3111 1421 2339 AKAMAI-AS, US
367 3081 3851 1435 DNIC-ASBLK-00306-00371, US
396982 2705 3598 397 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 8615 1176 2960 TTNET, TR
12479 7414 1713 145 UNI2-AS, ES
39891 4897 290 61 ALJAWWALSTC-AS, SA
20940 4149 3398 174 AKAMAI-ASN1, NL
8551 3451 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
9009 3125 278 1533 M247, RO
12389 3003 2295 919 ROSTELECOM-AS, RU
8452 2562 1852 14 TE-AS TE-AS, EG
5384 2478 585 29 EMIRATES-INTERNET Emirates Internet, AE
34984 2377 365 586 TELLCOM-AS, TR
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 11973 3375 615 UNINET, MX
10620 3542 504 858 Telmex Colombia S.A., CO
13999 2418 333 627 Mega Cable, S.A. de C.V., MX
11830 2002 369 64 Instituto Costarricense de Electricidad
28573 1333 2322 230 Claro NXT Telecomunicacoes Ltda, BR
3816 1298 770 191 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6503 1283 343 510 Axtel, S.A.B. de C.V., MX
6147 1109 369 22 Telefonica del Peru S.A.A., PE
28202 1100 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1054 168 425 Techtel LMDS Comunicaciones Interactiva
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
37457 1880 319 45 Telkom-Internet, ZA
24863 1609 393 19 LINKdotNET-AS, EG
24835 1549 549 28 RAYA-AS, EG
36992 1358 1518 280 ETISALAT-MISR, EG
36903 1248 553 98 MT-MPLS, MA
29571 1047 67 46 ORANGE-COTE-IVOIRE, CI
36935 938 521 44 Vodafone-, EG
6713 551 1861 34 IAM-AS, MA
36914 540 82 3 KENET-AS, KE
15399 528 55 51 WANANCHI-, KE
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
8151 11973 3375 615 UNINET, MX
9808 9618 8904 98 CHINAMOBILE-CN China Mobile Communicati
16509 9167 11006 3265 AMAZON-02, US
47331 8615 1176 2960 TTNET, TR
12479 7414 1713 145 UNI2-AS, ES
7545 5715 785 698 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5038 4192 75 ERX-CERNET-BKB China Education and Rese
39891 4897 290 61 ALJAWWALSTC-AS, SA
11492 4540 301 673 CABLEONE, US
18403 4213 347 25 FPT-AS-AP FPT Telecom Company, VN
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 9618 9520 CHINAMOBILE-CN China Mobile Communications Grou
12479 7414 7269 UNI2-AS, ES
16509 9167 5902 AMAZON-02, US
47331 8615 5655 TTNET, TR
7545 5715 5017 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5038 4963 ERX-CERNET-BKB China Education and Research Net
39891 4897 4836 ALJAWWALSTC-AS, SA
18403 4213 4188 FPT-AS-AP FPT Telecom Company, VN
7155 4180 4079 VIASAT-SP-BACKBONE, US
20940 4149 3975 AKAMAI-ASN1, NL
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
33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US
33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US
12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M
40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US
53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
396894 UNALLOCATED 8.28.201.0/24 46887 LIGHTOWER, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.65.6.0/24 65534 -Private Use AS-, ZZ
100.65.7.0/24 65534 -Private Use AS-, ZZ
100.65.8.0/24 65534 -Private Use AS-, ZZ
100.65.10.0/24 65534 -Private Use AS-, ZZ
100.65.11.0/24 65534 -Private Use AS-, ZZ
100.65.13.0/24 65534 -Private Use AS-, ZZ
100.65.16.0/23 65534 -Private Use AS-, ZZ
100.66.3.0/24 65534 -Private Use AS-, ZZ
100.66.7.0/24 65534 -Private Use AS-, ZZ
100.66.9.0/24 65534 -Private Use AS-, ZZ
Complete listing at https://bgp.nsrc.org/REN/OIX/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
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
23.176.160.0/24 Origin: 397327 RESERVED, ZZ
23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24 Origin: 27593 RESERVED, ZZ
23.189.192.0/24 Transit: 174 COGENT-174, US
36.255.139.0/24 Origin: 56050 NEW-SHINE-INTERNET-TH 134 Yenchit Road,
36.255.139.0/24 Transit: 58913 HCL-TH 4819 Supapong 3 Alley, Srinakarin
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 /9:14 /10:38 /11:100 /12:301
/13:583 /14:1211 /15:2143 /16:13668 /17:8591 /18:14768
/19:25783 /20:45804 /21:54604 /22:114626 /23:107567 /24:590581
/25:1123 /26:1076 /27:1485 /28:160 /29:238 /30:79
/31:73 /32:645
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 7733 8615 TTNET, TR
12479 6501 7414 UNI2-AS, ES
8151 5983 11973 UNINET, MX
39891 3632 4897 ALJAWWALSTC-AS, SA
11492 3452 4540 CABLEONE, US
6327 3356 3547 SHAW, CA
7155 3125 4180 VIASAT-SP-BACKBONE, US
8551 2928 3451 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
22773 2693 3649 ASN-CXA-ALL-CCI-22773-RDC, US
30036 2154 2499 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2265 2:1614 3:270 4:8 5:4596 6:153
7:6 8:1614 9:1 11:172 12:1507 13:367
14:2409 15:305 16:200 17:371 18:665 20:332
21:4 22:188 23:6568 24:2944 25:2 27:2668
29:19 31:2699 32:91 34:28 35:121 36:2023
37:4612 38:6577 39:874 40:144 41:4806 42:2064
43:2412 44:332 45:17520 46:4529 47:379 49:1853
50:1918 51:578 52:1618 54:391 55:960 56:5
57:136 58:1945 59:1204 60:1011 61:2727 62:2832
63:1946 64:5841 65:2398 66:5154 67:3121 68:1369
69:4179 70:1397 71:656 72:3038 74:2672 75:1613
76:636 77:2438 78:4036 79:3046 80:2169 81:2088
82:1594 83:1377 84:1597 85:3918 86:873 87:2274
88:2919 89:4013 90:627 91:8014 92:2155 93:2678
94:3757 95:5124 96:1340 97:319 98:1123 99:736
100:125 101:1332 102:3390 103:32872 104:4817 105:2001
106:994 107:2745 108:1154 109:4334 110:2187 111:3179
112:2125 113:1813 114:1711 115:2146 116:1974 117:2571
118:2762 119:2069 120:1854 121:1252 122:2765 123:2276
124:1665 125:2632 128:1579 129:1013 130:1095 131:2068
132:973 133:408 134:1785 135:348 136:911 137:996
138:2858 139:1683 140:1316 141:1340 142:1545 143:1604
144:1010 145:350 146:2007 147:1635 148:2512 149:2405
150:905 151:1261 152:1990 153:594 154:5484 155:1412
156:2080 157:1387 158:1065 159:2210 160:2714 161:1625
162:3565 163:1694 164:1790 165:1918 166:1083 167:1758
168:4033 169:826 170:4867 171:976 172:3822 173:3035
174:991 175:1261 176:3775 177:5491 178:3595 179:2432
180:2602 181:3567 182:3417 183:2022 184:2285 185:20972
186:5035 187:4563 188:4287 189:4212 190:9510 191:1851
192:11040 193:9026 194:7545 195:5493 196:3683 197:3045
198:6094 199:6349 200:8329 201:6369 202:10975 203:10573
204:4615 205:3750 206:4473 207:3579 208:4178 209:5008
210:4733 211:2641 212:4404 213:3528 214:1113 215:71
216:6891 217:3033 218:1334 219:613 220:2042 221:989
222:859 223:2186
End of report
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