[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Sep 29 22:41:46 UTC 2023
IPv4 R&E Routing Table Report 22:35 GMT Fri 29 Sep, 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: 983082
Prefixes after maximum aggregation (per Origin AS): 360243
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 453079
Total ASes present in the Internet Routing Table: 75075
Prefixes per ASN: 13.09
Origin-only ASes present in the Internet Routing Table: 64703
Origin ASes announcing only one prefix: 25862
Transit ASes present in the Internet Routing Table: 10372
Transit-only ASes present in the Internet Routing Table: 443
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 4.1
Max AS path length visible: 55
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1240
Number of instances of unregistered ASNs: 1242
Number of 32-bit ASNs allocated by the RIRs: 42723
Number of 32-bit ASNs visible in the Routing Table: 35264
Prefixes from 32-bit ASNs in the Routing Table: 183482
Number of bogon 32-bit ASNs visible in the Routing Table: 225
Special use prefixes present in the Routing Table: 43
Prefixes being announced from unallocated address space: 623
Number of addresses announced to Internet: 3055769227
Equivalent to 182 /8s, 35 /16s and 86 /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: 337674
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 258162
Total APNIC prefixes after maximum aggregation: 72459
APNIC Deaggregation factor: 3.56
Prefixes being announced from the APNIC address blocks: 251657
Unique aggregates announced from the APNIC address blocks: 98727
APNIC Region origin ASes present in the Internet Routing Table: 13770
APNIC Prefixes per ASN: 18.28
APNIC Region origin ASes announcing only one prefix: 4048
APNIC Region transit ASes present in the Internet Routing Table: 1828
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 32
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9050
Number of APNIC addresses announced to Internet: 774094016
Equivalent to 46 /8s, 35 /16s and 188 /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: 281650
Total ARIN prefixes after maximum aggregation: 125384
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 284706
Unique aggregates announced from the ARIN address blocks: 131852
ARIN Region origin ASes present in the Internet Routing Table: 19123
ARIN Prefixes per ASN: 14.89
ARIN Region origin ASes announcing only one prefix: 6934
ARIN Region transit ASes present in the Internet Routing Table: 1848
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4833
Number of ARIN addresses announced to Internet: 1278261056
Equivalent to 76 /8s, 48 /16s and 183 /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: 280649
Total RIPE prefixes after maximum aggregation: 127016
RIPE Deaggregation factor: 2.21
Prefixes being announced from the RIPE address blocks: 274972
Unique aggregates announced from the RIPE address blocks: 160014
RIPE Region origin ASes present in the Internet Routing Table: 28480
RIPE Prefixes per ASN: 9.65
RIPE Region origin ASes announcing only one prefix: 11991
RIPE Region transit ASes present in the Internet Routing Table: 3862
Average RIPE Region AS path length visible: 4.2
Max RIPE Region AS path length visible: 33
Number of RIPE region 32-bit ASNs visible in the Routing Table: 11383
Number of RIPE addresses announced to Internet: 716667103
Equivalent to 42 /8s, 183 /16s and 120 /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: 127540
Total LACNIC prefixes after maximum aggregation: 28618
LACNIC Deaggregation factor: 4.46
Prefixes being announced from the LACNIC address blocks: 126795
Unique aggregates announced from the LACNIC address blocks: 49338
LACNIC Region origin ASes present in the Internet Routing Table: 11046
LACNIC Prefixes per ASN: 11.48
LACNIC Region origin ASes announcing only one prefix: 2301
LACNIC Region transit ASes present in the Internet Routing Table: 2341
Average LACNIC Region AS path length visible: 4.3
Max LACNIC Region AS path length visible: 55
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8853
Number of LACNIC addresses announced to Internet: 178535840
Equivalent to 10 /8s, 164 /16s and 61 /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: 33841
Total AfriNIC prefixes after maximum aggregation: 5995
AfriNIC Deaggregation factor: 5.64
Prefixes being announced from the AfriNIC address blocks: 44328
Unique aggregates announced from the AfriNIC address blocks: 12617
AfriNIC Region origin ASes present in the Internet Routing Table: 1799
AfriNIC Prefixes per ASN: 24.64
AfriNIC Region origin ASes announcing only one prefix: 588
AfriNIC Region transit ASes present in the Internet Routing Table: 331
Average AfriNIC Region AS path length visible: 4.4
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1145
Number of AfriNIC addresses announced to Internet: 107759360
Equivalent to 6 /8s, 108 /16s and 71 /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 9616 8904 99 CHINAMOBILE-CN China Mobile Communicati
7545 5735 785 698 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5020 4192 75 ERX-CERNET-BKB China Education and Rese
18403 4257 347 25 FPT-AS-AP FPT Telecom Company, VN
45899 4026 1857 51 VNPT-AS-VN VNPT Corp, VN
7552 3747 1331 21 VIETEL-AS-AP Viettel Group, VN
7713 3593 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon
9498 3192 498 254 BBIL-AP BHARTI Airtel Ltd., IN
4766 2740 11270 605 KIXS-AS-KR Korea Telecom, KR
24560 2518 848 383 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 9094 10990 3238 AMAZON-02, US
11492 4532 301 673 CABLEONE, US
7155 4181 289 101 VIASAT-SP-BACKBONE, US
174 3949 6666 636 COGENT-174, US
22773 3653 3062 311 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3546 1319 66 SHAW, CA
749 3151 54959 2403 DNIC-AS-00749, US
16625 3054 1430 2309 AKAMAI-AS, US
367 2998 3820 1414 DNIC-ASBLK-00306-00371, US
396982 2696 3597 393 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 8585 1173 2984 TTNET, TR
12479 7389 1713 145 UNI2-AS, ES
39891 4897 290 61 ALJAWWALSTC-AS, SA
20940 4139 3399 185 AKAMAI-ASN1, NL
8551 3448 369 36 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 3026 2298 925 ROSTELECOM-AS, RU
9009 2914 266 1491 M247, RO
8452 2503 1852 16 TE-AS TE-AS, EG
5384 2454 585 28 EMIRATES-INTERNET Emirates Internet, AE
34984 2377 363 588 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 11893 3385 605 UNINET, MX
10620 3542 506 852 Telmex Colombia S.A., CO
13999 2405 331 621 Mega Cable, S.A. de C.V., MX
11830 2006 369 64 Instituto Costarricense de Electricidad
28573 1328 2324 227 Claro NXT Telecomunicacoes Ltda, BR
6503 1303 344 511 Axtel, S.A.B. de C.V., MX
3816 1295 766 195 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1111 369 22 Telefonica del Peru S.A.A., PE
11664 1105 179 427 Techtel LMDS Comunicaciones Interactiva
28202 1090 52 9 Rede Brasileira de Comunicacao SA, BR
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 1885 319 45 Telkom-Internet, ZA
24863 1606 393 19 LINKdotNET-AS, EG
24835 1549 549 28 RAYA-AS, EG
36992 1360 1518 280 ETISALAT-MISR, EG
36903 1242 550 99 MT-MPLS, MA
29571 1046 67 45 ORANGE-COTE-IVOIRE, CI
36935 938 521 44 Vodafone-, EG
6713 550 1861 34 IAM-AS, MA
15399 527 55 49 WANANCHI-, KE
36914 519 82 3 KENET-AS, 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 11893 3385 605 UNINET, MX
9808 9616 8904 99 CHINAMOBILE-CN China Mobile Communicati
16509 9094 10990 3238 AMAZON-02, US
47331 8585 1173 2984 TTNET, TR
12479 7389 1713 145 UNI2-AS, ES
7545 5735 785 698 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5020 4192 75 ERX-CERNET-BKB China Education and Rese
39891 4897 290 61 ALJAWWALSTC-AS, SA
11492 4532 301 673 CABLEONE, US
18403 4257 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 9616 9517 CHINAMOBILE-CN China Mobile Communications Grou
12479 7389 7244 UNI2-AS, ES
16509 9094 5856 AMAZON-02, US
47331 8585 5601 TTNET, TR
7545 5735 5037 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5020 4945 ERX-CERNET-BKB China Education and Research Net
39891 4897 4836 ALJAWWALSTC-AS, SA
18403 4257 4232 FPT-AS-AP FPT Telecom Company, VN
7155 4181 4080 VIASAT-SP-BACKBONE, US
45899 4026 3975 VNPT-AS-VN VNPT Corp, 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
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 17054 EXPEDIENT, 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 3356 LEVEL3, 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: 2386 INS-AS, US
23.141.0.0/24 Transit: 7018 ATT-INTERNET4, 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 /11:101 /12:300
/13:581 /14:1211 /15:2148 /16:13684 /17:8577 /18:14800
/19:25818 /20:45839 /21:54615 /22:114581 /23:107205 /24:588619
/25:1129 /26:1082 /27:1488 /28:155 /29:233 /30:86
/31:90 /32:671
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 7706 8585 TTNET, TR
12479 6476 7389 UNI2-AS, ES
8151 5892 11893 UNINET, MX
39891 3632 4897 ALJAWWALSTC-AS, SA
11492 3444 4532 CABLEONE, US
6327 3356 3546 SHAW, CA
7155 3126 4181 VIASAT-SP-BACKBONE, US
8551 2924 3448 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
22773 2692 3653 ASN-CXA-ALL-CCI-22773-RDC, US
30036 2154 2497 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2269 2:1563 3:266 4:8 5:4641 6:137
7:6 8:1614 9:1 11:172 12:1518 13:369
14:2415 15:305 16:200 17:375 18:660 20:310
21:4 22:188 23:6515 24:2920 25:2 27:2668
29:19 31:2689 32:94 34:26 35:119 36:2016
37:4641 38:6482 39:872 40:145 41:4811 42:2084
43:2400 44:327 45:17472 46:4481 47:378 49:1843
50:1911 51:590 52:1624 54:393 55:968 56:5
57:131 58:1945 59:1206 60:1009 61:2731 62:2821
63:1944 64:5852 65:2406 66:5167 67:3108 68:1362
69:4182 70:1401 71:685 72:2944 74:2667 75:1610
76:636 77:2444 78:4027 79:3021 80:2160 81:2079
82:1578 83:1370 84:1588 85:3918 86:874 87:2274
88:2906 89:3968 90:624 91:7973 92:2143 93:2652
94:3699 95:5123 96:1338 97:319 98:1124 99:730
100:123 101:1333 102:3251 103:32766 104:4762 105:2000
106:984 107:2712 108:1151 109:4330 110:2197 111:3188
112:2125 113:1811 114:1704 115:2179 116:1959 117:2576
118:2760 119:2066 120:1860 121:1237 122:2762 123:2275
124:1660 125:2601 128:1542 129:1011 130:1090 131:2076
132:971 133:408 134:1738 135:350 136:976 137:988
138:2818 139:1674 140:1296 141:1332 142:1542 143:1609
144:1016 145:355 146:1988 147:1626 148:2527 149:2340
150:919 151:1250 152:2001 153:593 154:5392 155:1399
156:2030 157:1372 158:1065 159:2258 160:2708 161:1619
162:3587 163:1668 164:1766 165:1917 166:1079 167:1758
168:3948 169:903 170:4906 171:945 172:3793 173:3005
174:993 175:1252 176:3944 177:5391 178:3567 179:2457
180:2620 181:3571 182:3407 183:2035 184:2291 185:20954
186:5014 187:4563 188:4353 189:4160 190:9476 191:1837
192:11046 193:9015 194:7532 195:5484 196:3627 197:3029
198:6080 199:6170 200:8231 201:6238 202:10970 203:10575
204:4622 205:3748 206:4458 207:3564 208:4197 209:4975
210:4735 211:2640 212:4393 213:3529 214:1115 215:70
216:6871 217:3036 218:1329 219:609 220:2042 221:986
222:857 223:2180
End of report
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