[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Feb 19 21:40:04 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Wed 19 Feb, 2025
IPv4 BGP Table (Global) as seen at USP.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/USP/
Analysis Summary
----------------
BGP routing table entries examined: 973566
Prefixes after maximum aggregation (per Origin AS): 372175
Deaggregation factor: 2.62
Unique aggregates announced (without unneeded subnets): 474926
Number of IPv4 prefixes with a valid ROA: 531364
Number of IPv4 prefixes with an invalid ROA: 171
Number of IPv4 prefixes with no ROA: 442031
Total ASes present in the Internet Routing Table: 76627
Prefixes per ASN: 12.71
Origin-only ASes present in the Internet Routing Table: 65692
Origin ASes announcing only one prefix: 26876
Transit ASes present in the Internet Routing Table: 10935
Transit-only ASes present in the Internet Routing Table: 543
Paths with bogon ASNs present in the IPv4 Routing Table: 348
Average AS path length visible in the Internet Routing Table: 5.3
Max AS path length visible: 61
Max AS path prepend of ASN ( 37447) 57
Prefixes from unregistered ASNs in the Routing Table: 1140
Number of instances of unregistered ASNs: 1159
Number of 32-bit ASNs allocated by the RIRs: 46145
Number of 32-bit ASNs visible in the Routing Table: 37809
Prefixes from 32-bit ASNs in the Routing Table: 199110
Number of bogon 32-bit ASNs visible in the Routing Table: 67
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 453
Number of addresses announced to Internet: 3111464960
Equivalent to 185 /8s, 117 /16s and 48 /24s
Percentage of available address space announced: 84.0
Percentage of allocated address space announced: 84.0
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: 319468
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 254527
Total APNIC prefixes after maximum aggregation: 75826
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 247001
Unique aggregates announced from the APNIC address blocks: 102606
APNIC Region origin ASes present in the Internet Routing Table: 14495
APNIC Prefixes per ASN: 17.04
APNIC Region origin ASes announcing only one prefix: 4436
APNIC Region transit ASes present in the Internet Routing Table: 1939
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 36
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10005
Number of APNIC addresses announced to Internet: 752329984
Equivalent to 44 /8s, 215 /16s and 165 /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: 286920
Total ARIN prefixes after maximum aggregation: 127434
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 289160
Unique aggregates announced from the ARIN address blocks: 135870
ARIN Region origin ASes present in the Internet Routing Table: 19226
ARIN Prefixes per ASN: 15.04
ARIN Region origin ASes announcing only one prefix: 7031
ARIN Region transit ASes present in the Internet Routing Table: 1997
Average ARIN Region AS path length visible: 5.0
Max ARIN Region AS path length visible: 35
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5156
Number of ARIN addresses announced to Internet: 1344410880
Equivalent to 80 /8s, 34 /16s and 21 /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: 272292
Total RIPE prefixes after maximum aggregation: 132219
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 269612
Unique aggregates announced from the RIPE address blocks: 172425
RIPE Region origin ASes present in the Internet Routing Table: 28827
RIPE Prefixes per ASN: 9.35
RIPE Region origin ASes announcing only one prefix: 12040
RIPE Region transit ASes present in the Internet Routing Table: 3965
Average RIPE Region AS path length visible: 5.4
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12249
Number of RIPE addresses announced to Internet: 732231424
Equivalent to 43 /8s, 164 /16s and 247 /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: 123627
Total LACNIC prefixes after maximum aggregation: 29139
LACNIC Deaggregation factor: 4.24
Prefixes being announced from the LACNIC address blocks: 120919
Unique aggregates announced from the LACNIC address blocks: 48912
LACNIC Region origin ASes present in the Internet Routing Table: 11199
LACNIC Prefixes per ASN: 10.80
LACNIC Region origin ASes announcing only one prefix: 2676
LACNIC Region transit ASes present in the Internet Routing Table: 2469
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 35
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9134
Number of LACNIC addresses announced to Internet: 177894912
Equivalent to 10 /8s, 154 /16s and 118 /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: 35060
Total AfriNIC prefixes after maximum aggregation: 6817
AfriNIC Deaggregation factor: 5.14
Prefixes being announced from the AfriNIC address blocks: 46420
Unique aggregates announced from the AfriNIC address blocks: 14735
AfriNIC Region origin ASes present in the Internet Routing Table: 1912
AfriNIC Prefixes per ASN: 24.28
AfriNIC Region origin ASes announcing only one prefix: 693
AfriNIC Region transit ASes present in the Internet Routing Table: 372
Average AfriNIC Region AS path length visible: 6.1
Max AfriNIC Region AS path length visible: 61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1265
Number of AfriNIC addresses announced to Internet: 104342016
Equivalent to 6 /8s, 56 /16s and 34 /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 10333 8753 88 CHINAMOBILE-CN China Mobile Communication
7545 6211 843 664 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4265 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7552 3918 1331 25 VIETEL-AS-AP Viettel Group, VN
7713 3669 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3250 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2842 854 529 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2171 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2144 434 190 TATACOMM-AS TATA Communications formerly
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 12771 39188 3773 AMAZON-02, US
11492 4701 312 568 CABLEONE, US
7155 4173 286 83 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
174 3596 8760 911 COGENT-174, US
22773 3588 3054 219 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3045 1311 2201 AKAMAI-AS, US
396982 2928 3659 447 GOOGLE-CLOUD-PLATFORM, US
30036 2602 363 270 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 7767 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4000 3395 130 AKAMAI-ASN1, NL
9009 3725 320 1913 M247, RO
12389 2992 2303 893 ROSTELECOM-AS, RU
34984 2368 361 580 TELLCOM-AS, TR
212238 2020 146 1497 CDNEXT, GB
8452 1619 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1495 98 747 CLOUVIDER Clouvider - Global ASN, GB
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 11757 3229 595 UNINET, MX
10620 3544 492 951 Telmex Colombia S.A., CO
13999 2497 539 366 Mega Cable, S.A. de C.V., MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
28573 1345 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1159 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1156 371 23 Telefonica del Peru S.A.A., PE
6503 1130 374 163 Axtel, S.A.B. de C.V., MX
22884 1075 98 371 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24835 1683 599 30 RAYA-AS, EG
24863 1646 389 17 LINKdotNET-AS, EG
29571 1555 98 101 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 997 521 42 Vodafone-, EG
20011 980 183 284 INTERNET-SOLUTIONS, ZA
37069 863 1087 16 MOBINIL, EG
6713 558 1861 35 IAM-AS, MA
36914 557 82 3 KENET-AS, KE
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 12771 39188 3773 AMAZON-02, US
8151 11757 3229 595 UNINET, MX
9808 10333 8753 88 CHINAMOBILE-CN China Mobile Communication
12479 7767 1714 145 UNI2-AS, ES
7545 6211 843 664 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4701 312 568 CABLEONE, US
18403 4265 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7155 4173 286 83 VIASAT-SP-BACKBONE, US
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
8151 11757 11162 UNINET, MX
9808 10333 10245 CHINAMOBILE-CN China Mobile Communications Grou
12479 7767 7622 UNI2-AS, ES
7545 6211 5547 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4265 4240 FPT-AS-AP FPT Telecom Company, VN
11492 4701 4133 CABLEONE, US
7155 4173 4090 VIASAT-SP-BACKBONE, US
9498 4215 3942 BBIL-AP BHARTI Airtel Ltd., IN
7552 3918 3893 VIETEL-AS-AP Viettel Group, VN
Complete listing at https://bgp.nsrc.org/REN/USP/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
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
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
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, US
Complete listing at https://bgp.nsrc.org/REN/USP/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US
Complete listing at https://bgp.nsrc.org/REN/USP/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: 3356 LEVEL3, 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/USP/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 /12:307
/13:587 /14:1225 /15:2164 /16:13930 /17:8275 /18:13705
/19:24555 /20:43881 /21:51956 /22:112256 /23:101074 /24:599484
/25:0 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
12479 6721 7767 UNI2-AS, ES
8151 5963 11757 UNINET, MX
11492 3556 4701 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3622 SHAW, CA
7155 3120 4173 VIASAT-SP-BACKBONE, US
22773 2708 3588 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2272 12771 AMAZON-02, US
30036 2260 2602 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2184 3544 Telmex Colombia S.A., CO
Complete listing at https://bgp.nsrc.org/REN/USP/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2295 2:1521 3:570 4:10 5:4517 6:165
7:6 8:1555 9:1 11:172 12:1381 13:347
14:2506 15:348 16:273 17:357 18:916 20:450
21:4 22:188 23:7323 24:2726 25:2 27:2746
29:19 31:3139 32:35 34:78 35:200 36:2407
37:4594 38:8583 39:896 40:153 41:4183 42:1932
43:2532 44:353 45:18250 46:4984 47:291 49:1970
50:1889 51:589 52:1570 54:300 55:1087 56:9
57:242 58:2222 59:1173 60:1167 61:2783 62:2943
63:1827 64:5517 65:2139 66:4644 67:3031 68:1154
69:3978 70:1159 71:617 72:2875 74:2787 75:1647
76:611 77:2660 78:1873 79:1716 80:2205 81:2031
82:2594 83:1412 84:1793 85:3361 86:1017 87:2169
88:1315 89:4310 90:761 91:8325 92:2808 93:2859
94:3908 95:4226 96:1356 97:318 98:1003 99:739
100:71 101:1132 102:3705 103:32259 104:4791 105:753
106:995 107:2612 108:1201 109:4089 110:2223 111:3316
112:2047 113:1777 114:1938 115:2165 116:2044 117:2749
118:2880 119:1956 120:1873 121:1362 122:2753 123:2177
124:1559 125:2870 126:94 128:1594 129:958 130:1281
131:1852 132:796 133:450 134:1523 135:325 136:1331
137:1286 138:2881 139:1606 140:1556 141:1475 142:1828
143:1603 144:1050 145:470 146:2130 147:2061 148:2608
149:2855 150:1218 151:1678 152:2109 153:571 154:7130
155:1606 156:2737 157:1898 158:1252 159:2431 160:3568
161:1900 162:3691 163:1831 164:1695 165:2177 166:1359
167:1883 168:4073 169:798 170:5074 171:1005 172:4338
173:3247 174:923 175:1267 176:3607 177:4739 178:3752
179:2228 180:2559 181:3996 182:3368 183:2032 184:2309
185:21479 186:5095 187:4300 188:4221 189:4186 190:9617
191:1529 192:11181 193:9388 194:7744 195:5477 196:3281
197:3671 198:6167 199:8331 200:8159 201:6303 202:10375
203:10608 204:4559 205:3665 206:4618 207:3552 208:4195
209:5156 210:4565 211:2522 212:4476 213:3745 214:1055
215:40 216:6573 217:3106 218:1336 219:372 220:2102
221:1053 222:717 223:2309
End of report
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