[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Aug 22 22:41:50 UTC 2023
IPv4 R&E Routing Table Report 22:35 GMT Tue 22 Aug, 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: 982795
Prefixes after maximum aggregation (per Origin AS): 359129
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 453338
Total ASes present in the Internet Routing Table: 75060
Prefixes per ASN: 13.09
Origin-only ASes present in the Internet Routing Table: 64664
Origin ASes announcing only one prefix: 25838
Transit ASes present in the Internet Routing Table: 10396
Transit-only ASes present in the Internet Routing Table: 440
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: 52
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1261
Number of instances of unregistered ASNs: 1263
Number of 32-bit ASNs allocated by the RIRs: 42490
Number of 32-bit ASNs visible in the Routing Table: 35165
Prefixes from 32-bit ASNs in the Routing Table: 183696
Number of bogon 32-bit ASNs visible in the Routing Table: 195
Special use prefixes present in the Routing Table: 42
Prefixes being announced from unallocated address space: 686
Number of addresses announced to Internet: 3061170858
Equivalent to 182 /8s, 117 /16s and 194 /24s
Percentage of available address space announced: 82.7
Percentage of allocated address space announced: 82.7
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: 337967
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 256180
Total APNIC prefixes after maximum aggregation: 71232
APNIC Deaggregation factor: 3.60
Prefixes being announced from the APNIC address blocks: 249711
Unique aggregates announced from the APNIC address blocks: 98851
APNIC Region origin ASes present in the Internet Routing Table: 13693
APNIC Prefixes per ASN: 18.24
APNIC Region origin ASes announcing only one prefix: 4000
APNIC Region transit ASes present in the Internet Routing Table: 1826
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 25
Number of APNIC region 32-bit ASNs visible in the Routing Table: 8993
Number of APNIC addresses announced to Internet: 774535520
Equivalent to 46 /8s, 42 /16s and 121 /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: 282192
Total ARIN prefixes after maximum aggregation: 125738
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 283788
Unique aggregates announced from the ARIN address blocks: 131305
ARIN Region origin ASes present in the Internet Routing Table: 19158
ARIN Prefixes per ASN: 14.81
ARIN Region origin ASes announcing only one prefix: 6961
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: 1281214016
Equivalent to 76 /8s, 93 /16s and 198 /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: 280578
Total RIPE prefixes after maximum aggregation: 126649
RIPE Deaggregation factor: 2.22
Prefixes being announced from the RIPE address blocks: 276354
Unique aggregates announced from the RIPE address blocks: 160356
RIPE Region origin ASes present in the Internet Routing Table: 28520
RIPE Prefixes per ASN: 9.69
RIPE Region origin ASes announcing only one prefix: 12004
RIPE Region transit ASes present in the Internet Routing Table: 3882
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: 11361
Number of RIPE addresses announced to Internet: 717366238
Equivalent to 42 /8s, 194 /16s and 35 /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: 128318
Total LACNIC prefixes after maximum aggregation: 28750
LACNIC Deaggregation factor: 4.46
Prefixes being announced from the LACNIC address blocks: 127692
Unique aggregates announced from the LACNIC address blocks: 49663
LACNIC Region origin ASes present in the Internet Routing Table: 11032
LACNIC Prefixes per ASN: 11.57
LACNIC Region origin ASes announcing only one prefix: 2291
LACNIC Region transit ASes present in the Internet Routing Table: 2335
Average LACNIC Region AS path length visible: 4.3
Max LACNIC Region AS path length visible: 52
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8842
Number of LACNIC addresses announced to Internet: 178750240
Equivalent to 10 /8s, 167 /16s and 131 /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: 34266
Total AfriNIC prefixes after maximum aggregation: 5975
AfriNIC Deaggregation factor: 5.73
Prefixes being announced from the AfriNIC address blocks: 44563
Unique aggregates announced from the AfriNIC address blocks: 12573
AfriNIC Region origin ASes present in the Internet Routing Table: 1794
AfriNIC Prefixes per ASN: 24.84
AfriNIC Region origin ASes announcing only one prefix: 582
AfriNIC Region transit ASes present in the Internet Routing Table: 339
Average AfriNIC Region AS path length visible: 4.3
Max AfriNIC Region AS path length visible: 40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1136
Number of AfriNIC addresses announced to Internet: 108795136
Equivalent to 6 /8s, 124 /16s and 21 /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 9545 8731 45 CHINAMOBILE-CN China Mobile Communicati
7545 5718 784 689 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4991 4193 76 ERX-CERNET-BKB China Education and Rese
18403 4351 347 25 FPT-AS-AP FPT Telecom Company, VN
45899 4048 1857 53 VNPT-AS-VN VNPT Corp, VN
7552 3733 1331 21 VIETEL-AS-AP Viettel Group, VN
7713 3597 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon
9498 3108 498 251 BBIL-AP BHARTI Airtel Ltd., IN
24560 2495 847 402 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
4766 2313 11270 588 KIXS-AS-KR Korea Telecom, KR
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 8912 10930 3184 AMAZON-02, US
11492 4529 300 624 CABLEONE, US
7155 4195 289 102 VIASAT-SP-BACKBONE, US
22773 3695 3064 322 ASN-CXA-ALL-CCI-22773-RDC, US
174 3641 6656 619 COGENT-174, US
6327 3527 1319 66 SHAW, CA
16625 3166 1533 2352 AKAMAI-AS, US
749 3150 54961 2402 DNIC-AS-00749, US
367 3006 3832 1428 DNIC-ASBLK-00306-00371, US
396982 2688 3596 388 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 8312 1141 3254 TTNET, TR
12479 7355 1713 145 UNI2-AS, ES
39891 4897 290 61 ALJAWWALSTC-AS, SA
20940 4166 3399 187 AKAMAI-ASN1, NL
8551 3470 369 36 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 3009 2298 926 ROSTELECOM-AS, RU
9009 2708 250 1403 M247, RO
5384 2507 585 29 EMIRATES-INTERNET Emirates Internet, AE
8452 2462 1852 16 TE-AS TE-AS, EG
34984 2379 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 11725 3360 611 UNINET, MX
10620 3539 507 833 Telmex Colombia S.A., CO
13999 2441 365 642 Mega Cable, S.A. de C.V., MX
11830 1998 369 64 Instituto Costarricense de Electricidad
28573 1316 2324 227 Claro NXT Telecomunicacoes Ltda, BR
3816 1309 774 172 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6503 1303 344 511 Axtel, S.A.B. de C.V., MX
6147 1123 370 22 Telefonica del Peru S.A.A., PE
28202 1116 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1114 181 435 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 1894 319 45 Telkom-Internet, ZA
24863 1594 393 19 LINKdotNET-AS, EG
24835 1517 533 27 RAYA-AS, EG
36992 1359 1518 282 ETISALAT-MISR, EG
36903 1242 550 99 MT-MPLS, MA
29571 1051 67 45 ORANGE-COTE-IVOIRE, CI
36935 922 521 43 Vodafone-, EG
6713 551 1861 34 IAM-AS, MA
36914 532 82 3 KENET-AS, KE
37342 512 32 1 MOVITEL, MZ
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 11725 3360 611 UNINET, MX
9808 9545 8731 45 CHINAMOBILE-CN China Mobile Communicati
16509 8912 10930 3184 AMAZON-02, US
47331 8312 1141 3254 TTNET, TR
12479 7355 1713 145 UNI2-AS, ES
7545 5718 784 689 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4991 4193 76 ERX-CERNET-BKB China Education and Rese
39891 4897 290 61 ALJAWWALSTC-AS, SA
11492 4529 300 624 CABLEONE, US
18403 4351 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 9545 9500 CHINAMOBILE-CN China Mobile Communications Grou
12479 7355 7210 UNI2-AS, ES
16509 8912 5728 AMAZON-02, US
47331 8312 5058 TTNET, TR
7545 5718 5029 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4991 4915 ERX-CERNET-BKB China Education and Research Net
39891 4897 4836 ALJAWWALSTC-AS, SA
18403 4351 4326 FPT-AS-AP FPT Telecom Company, VN
7155 4195 4093 VIASAT-SP-BACKBONE, US
45899 4048 3995 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
64512 PRIVATE 8.10.33.0/24 14127 ILAND, 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
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
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
41.57.124.0/22 Origin: 37442 RESERVED, ZZ
41.57.124.0/22 Transit: 37204 TELONE, ZW
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 /10:39 /11:102 /12:300
/13:579 /14:1212 /15:2156 /16:13720 /17:8578 /18:14806
/19:25834 /20:46099 /21:54774 /22:114646 /23:107789 /24:589125
/25:492 /26:618 /27:1034 /28:76 /29:101 /30:28
/31:24 /32:632
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 7448 8312 TTNET, TR
12479 6440 7355 UNI2-AS, ES
8151 5728 11725 UNINET, MX
39891 3632 4897 ALJAWWALSTC-AS, SA
11492 3438 4529 CABLEONE, US
6327 3337 3527 SHAW, CA
7155 3140 4195 VIASAT-SP-BACKBONE, US
8551 2937 3470 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
22773 2728 3695 ASN-CXA-ALL-CCI-22773-RDC, US
30036 2162 2506 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2289 2:1528 3:230 4:8 5:4809 6:138
7:6 8:1628 9:1 11:172 12:1518 13:383
14:2399 15:302 16:198 17:380 18:607 20:302
21:4 22:188 23:6494 24:3047 25:6 27:2644
29:19 31:2678 32:97 34:26 35:121 36:2005
37:4746 38:6284 39:870 40:148 41:4870 42:2105
43:2431 44:329 45:17569 46:4546 47:393 49:1815
50:1906 51:595 52:1634 54:395 55:979 56:8
57:131 58:1970 59:1194 60:1003 61:2694 62:2851
63:1961 64:5791 65:2401 66:5142 67:3091 68:1348
69:4141 70:1413 71:700 72:3079 74:2689 75:1616
76:622 77:2601 78:3914 79:3027 80:2185 81:2080
82:1588 83:1360 84:1559 85:3834 86:872 87:2266
88:2849 89:3933 90:621 91:8021 92:2163 93:2642
94:3732 95:5091 96:1343 97:324 98:1130 99:736
100:123 101:1362 102:3392 103:32789 104:4635 105:2008
106:961 107:2616 108:1145 109:4354 110:2187 111:3183
112:2146 113:1812 114:1672 115:2131 116:1956 117:2596
118:2754 119:2088 120:1843 121:1194 122:2749 123:2236
124:1654 125:2568 128:1560 129:1124 130:1085 131:2075
132:962 133:420 134:1800 135:354 136:922 137:992
138:2852 139:1627 140:1270 141:1325 142:1506 143:1598
144:1020 145:343 146:2007 147:1636 148:2495 149:2213
150:915 151:1231 152:2000 153:588 154:5092 155:1409
156:1981 157:1357 158:1094 159:2248 160:2722 161:1626
162:3581 163:1662 164:1772 165:1918 166:1056 167:1758
168:4084 169:960 170:4901 171:925 172:3698 173:3015
174:1004 175:1234 176:3955 177:5574 178:3591 179:2460
180:2610 181:3574 182:3449 183:2034 184:2333 185:20951
186:5060 187:4568 188:4357 189:4067 190:9477 191:1861
192:11052 193:9045 194:7553 195:5476 196:3706 197:3111
198:6092 199:6131 200:8208 201:6262 202:11050 203:10628
204:4619 205:3731 206:4412 207:3547 208:4217 209:5014
210:4720 211:2618 212:4399 213:3756 214:1096 215:60
216:6910 217:3040 218:1327 219:619 220:2046 221:981
222:853 223:2196
End of report
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