[REN-BGP-stats-all] IPv4 R&E Routing Table Report - TENET (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Feb 26 18:45:40 UTC 2024
IPv4 R&E Routing Table Report 18:45 GMT Mon 26 Feb, 2024
IPv4 BGP Table (R&E) as seen at TENET.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/TENET/
Analysis Summary
----------------
BGP routing table entries examined: 15942
Prefixes after maximum aggregation (per Origin AS): 8308
Deaggregation factor: 1.92
Unique aggregates announced (without unneeded subnets): 9434
Number of IPv4 prefixes with a valid ROA: 4419
Number of IPv4 prefixes with an invalid ROA: 7
Number of IPv4 prefixes with no ROA: 11516
Total ASes present in the Internet Routing Table: 2221
Prefixes per ASN: 7.18
Origin-only ASes present in the Internet Routing Table: 1929
Origin ASes announcing only one prefix: 818
Transit ASes present in the Internet Routing Table: 292
Transit-only ASes present in the Internet Routing Table: 54
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 14
Max AS path prepend of ASN ( 47805) 11
Prefixes from unregistered ASNs in the Routing Table: 15
Number of instances of unregistered ASNs: 15
Number of 32-bit ASNs allocated by the RIRs: 43713
Number of 32-bit ASNs visible in the Routing Table: 506
Prefixes from 32-bit ASNs in the Routing Table: 1683
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 1
Number of addresses announced to Internet: 158037248
Equivalent to 9 /8s, 107 /16s and 117 /24s
Percentage of available address space announced: 4.3
Percentage of allocated address space announced: 4.3
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: 1625
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4604
Total APNIC prefixes after maximum aggregation: 2253
APNIC Deaggregation factor: 2.04
Prefixes being announced from the APNIC address blocks: 4603
Unique aggregates announced from the APNIC address blocks: 2579
APNIC Region origin ASes present in the Internet Routing Table: 536
APNIC Prefixes per ASN: 8.59
APNIC Region origin ASes announcing only one prefix: 231
APNIC Region transit ASes present in the Internet Routing Table: 56
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 204
Number of APNIC addresses announced to Internet: 45546752
Equivalent to 2 /8s, 182 /16s and 253 /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: 7958
Total ARIN prefixes after maximum aggregation: 4676
ARIN Deaggregation factor: 1.70
Prefixes being announced from the ARIN address blocks: 7980
Unique aggregates announced from the ARIN address blocks: 5223
ARIN Region origin ASes present in the Internet Routing Table: 1237
ARIN Prefixes per ASN: 6.45
ARIN Region origin ASes announcing only one prefix: 431
ARIN Region transit ASes present in the Internet Routing Table: 159
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 14
Number of ARIN region 32-bit ASNs visible in the Routing Table: 194
Number of ARIN addresses announced to Internet: 92901632
Equivalent to 5 /8s, 137 /16s and 145 /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: 929
Total RIPE prefixes after maximum aggregation: 650
RIPE Deaggregation factor: 1.43
Prefixes being announced from the RIPE address blocks: 924
Unique aggregates announced from the RIPE address blocks: 669
RIPE Region origin ASes present in the Internet Routing Table: 200
RIPE Prefixes per ASN: 4.62
RIPE Region origin ASes announcing only one prefix: 87
RIPE Region transit ASes present in the Internet Routing Table: 29
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 14
Number of RIPE region 32-bit ASNs visible in the Routing Table: 29
Number of RIPE addresses announced to Internet: 12926976
Equivalent to 0 /8s, 197 /16s and 64 /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: 1387
Total LACNIC prefixes after maximum aggregation: 571
LACNIC Deaggregation factor: 2.43
Prefixes being announced from the LACNIC address blocks: 1385
Unique aggregates announced from the LACNIC address blocks: 769
LACNIC Region origin ASes present in the Internet Routing Table: 165
LACNIC Prefixes per ASN: 8.39
LACNIC Region origin ASes announcing only one prefix: 60
LACNIC Region transit ASes present in the Internet Routing Table: 27
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 69
Number of LACNIC addresses announced to Internet: 4218880
Equivalent to 0 /8s, 64 /16s and 96 /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: 1049
Total AfriNIC prefixes after maximum aggregation: 146
AfriNIC Deaggregation factor: 7.18
Prefixes being announced from the AfriNIC address blocks: 1049
Unique aggregates announced from the AfriNIC address blocks: 193
AfriNIC Region origin ASes present in the Internet Routing Table: 26
AfriNIC Prefixes per ASN: 40.35
AfriNIC Region origin ASes announcing only one prefix: 9
AfriNIC Region transit ASes present in the Internet Routing Table: 6
Average AfriNIC Region AS path length visible: 2.8
Max AfriNIC Region AS path length visible: 6
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 10
Number of AfriNIC addresses announced to Internet: 2442752
Equivalent to 0 /8s, 37 /16s and 70 /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
2907 591 2162 464 SINET-AS Research Organization of Infor
7497 441 180 23 CSTNET-AS-AP Computer Network Informati
1237 192 74 142 KREONET-AS-KR KISTI, KR
58647 182 18 2 KAGAWAU-AS Kagawa University, JP
7575 173 329 116 AARNET-AS-AP Australian Academic and Re
4538 130 4192 73 ERX-CERNET-BKB China Education and Rese
55824 130 19 19 NKN-CORE-NW NKN Core Network, IN
4762 71 4 1 MAHIDOL-BORDER-AS Mahidol University, T
4621 70 37 10 UNINET-AS-AP UNINET-, TH
9411 66 16 2 NONTRINET-AS-AP Kasetsart University, T
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
668 203 648 172 DNIC-AS-00668, US
376 201 162 151 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
2152 144 507 93 CSUNET-NW, US
18558 141 18 4 NETBLK-RCOEK, US
81 126 521 30 NCREN, US
270 117 328 81 AS270, US
23024 106 7 27 OCDE, US
2920 102 34 7 LACOE, US
1736 79 16 1 MU-AS, US
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8895 134 24 5 ISU Internet Services Unit ISU, SA
1103 95 1503 83 SURFNET-NL SURFnet, The Netherlands, NL
3267 77 44 68 RUNNET, RU
1653 50 151 47 SUNET SUNET Swedish University Network,
1741 39 149 18 FUNETAS, FI
3218 21 4 18 COSMOS-3218-AS AS-COSMOS root, RU
8674 16 2 11 NETNOD-IX Netnod AB, SE
1880 14 1 7 STUPI, SE
224 13 256 13 UNINETT UNINETT, The Norwegian Universi
1101 12 465 12 IP-EEND-AS IP-EEND BV, NL
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28391 154 10 67 Universidad Juarez Autonoma de Tabasco,
1916 149 176 42 Rede Nacional de Ensino e Pesquisa, BR
11340 107 24 51 Red Universitaria Nacional, CL
271640 68 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
4270 48 16 2 Red de Interconexion Universitaria, AR
19611 48 17 2 Associacao Antonio Vieira - Unisinos, B
2715 44 99 34 Fundacao Carlos Chagas Filho de Amparo
61468 43 3 14 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
1251 35 32 25 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 375 319 71 TENET-1, ZA
36914 323 82 3 KENET-AS, KE
327687 162 28 3 RENU, UG
8094 47 48 18 PUKNET, ZA
327700 43 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37501 11 49 6 UOFS, ZA
37654 11 1 6 RwEdNet-AS, RW
37215 9 8 1 MAREN, MW
36982 8 33 8 UCT, ZA
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 591 2162 464 SINET-AS Research Organization of Infor
7497 441 180 23 CSTNET-AS-AP Computer Network Informati
2018 375 319 71 TENET-1, ZA
36914 323 82 3 KENET-AS, KE
668 203 648 172 DNIC-AS-00668, US
376 201 162 151 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
1237 192 74 142 KREONET-AS-KR KISTI, KR
58647 182 18 2 KAGAWAU-AS Kagawa University, JP
7575 173 329 116 AARNET-AS-AP Australian Academic and Re
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 441 418 CSTNET-AS-AP Computer Network Information Cente
36914 323 320 KENET-AS, KE
2018 375 304 TENET-1, ZA
5786 198 197 UPRENET, PR
58647 182 180 KAGAWAU-AS Kagawa University, JP
327687 162 159 RENU, UG
18558 141 137 NETBLK-RCOEK, US
8895 134 129 ISU Internet Services Unit ISU, SA
55824 130 111 NKN-CORE-NW NKN Core Network, IN
1916 149 107 Rede Nacional de Ensino e Pesquisa, BR
Complete listing at https://bgp.nsrc.org/REN/TENET/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
26303 UNALLOCATED 76.165.220.0/24 32440 LONI, US
26303 UNALLOCATED 76.165.221.0/24 32440 LONI, US
26303 UNALLOCATED 76.165.222.0/24 32440 LONI, US
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
11570 UNALLOCATED 192.94.216.0/24 40498 ABQG, US
11570 UNALLOCATED 192.207.226.0/24 40498 ABQG, US
11570 UNALLOCATED 198.59.106.0/24 40498 ABQG, US
11570 UNALLOCATED 198.59.107.0/24 40498 ABQG, US
11570 UNALLOCATED 198.59.108.0/24 40498 ABQG, US
11570 UNALLOCATED 198.59.188.0/24 40498 ABQG, US
Complete listing at https://bgp.nsrc.org/REN/TENET/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
192.31.196.0/24 Origin: 112 RESERVED, ZZ
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
Complete listing at https://bgp.nsrc.org/REN/TENET/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:0 /9:1 /10:1 /11:1 /12:9
/13:17 /14:30 /15:87 /16:1483 /17:368 /18:398
/19:486 /20:747 /21:700 /22:1208 /23:1278 /24:9128
/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
36914 312 323 KENET-AS, KE
8895 129 134 ISU Internet Services Unit ISU, SA
23024 52 106 OCDE, US
32440 38 62 LONI, US
327700 38 43 MoRENet, MZ
3267 35 77 RUNNET, RU
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
25977 30 44 HCCS, US
27609 29 45 USC-UNIVERSITY-HOSPITAL, US
Complete listing at https://bgp.nsrc.org/REN/TENET/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 4:2 6:4 8:2 12:1 14:90
23:6 24:3 35:6 38:8 40:1 41:121
42:10 44:5 45:35 47:1 49:9 50:1
52:1 59:19 60:6 61:3 62:4 63:32
64:44 65:1 66:45 67:41 68:10 69:17
70:2 71:1 72:7 74:48 76:41 77:8
80:3 81:1 82:3 83:1 84:5 85:19
86:4 87:1 89:2 91:16 92:2 93:1
96:5 97:1 98:2 101:2 102:28 103:264
104:73 108:10 109:6 111:16 114:24 116:8
117:61 118:33 119:19 121:27 122:8 123:8
124:42 125:5 128:83 129:33 130:83 131:59
132:59 133:157 134:107 136:197 137:133 138:57
139:5 140:38 141:3 142:39 143:21 144:23
146:133 147:54 148:188 149:12 150:43 151:12
152:133 153:2 154:29 155:63 156:66 157:18
158:35 159:114 160:30 161:14 162:23 163:86
164:14 165:47 166:1 167:13 168:118 169:7
170:90 171:1 172:3 173:7 175:25 176:8
177:6 179:12 180:15 181:1 182:1 184:3
185:14 186:3 187:17 188:4 189:3 190:17
191:12 192:1079 193:36 194:56 195:28 196:195
197:236 198:473 199:274 200:273 201:37 202:614
203:421 204:356 205:130 206:180 207:144 208:72
209:113 210:194 211:14 212:120 213:2 214:8
216:82 218:22 219:5 220:17 222:2 223:14
End of report
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