[REN-BGP-stats-all] IPv4 R&E Routing Table Report - TENET (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Jun 30 18:45:43 UTC 2024
IPv4 R&E Routing Table Report 18:45 GMT Sun 30 Jun, 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: 16007
Prefixes after maximum aggregation (per Origin AS): 8345
Deaggregation factor: 1.92
Unique aggregates announced (without unneeded subnets): 9444
Number of IPv4 prefixes with a valid ROA: 4388
Number of IPv4 prefixes with an invalid ROA: 9
Number of IPv4 prefixes with no ROA: 11610
Total ASes present in the Internet Routing Table: 2268
Prefixes per ASN: 7.06
Origin-only ASes present in the Internet Routing Table: 1972
Origin ASes announcing only one prefix: 835
Transit ASes present in the Internet Routing Table: 296
Transit-only ASes present in the Internet Routing Table: 61
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 15
Max AS path prepend of ASN (395156) 12
Prefixes from unregistered ASNs in the Routing Table: 1
Number of instances of unregistered ASNs: 1
Number of 32-bit ASNs allocated by the RIRs: 44927
Number of 32-bit ASNs visible in the Routing Table: 531
Prefixes from 32-bit ASNs in the Routing Table: 1528
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: 4
Number of addresses announced to Internet: 157627136
Equivalent to 9 /8s, 101 /16s and 51 /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: 1745
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4624
Total APNIC prefixes after maximum aggregation: 2275
APNIC Deaggregation factor: 2.03
Prefixes being announced from the APNIC address blocks: 4621
Unique aggregates announced from the APNIC address blocks: 2586
APNIC Region origin ASes present in the Internet Routing Table: 573
APNIC Prefixes per ASN: 8.06
APNIC Region origin ASes announcing only one prefix: 246
APNIC Region transit ASes present in the Internet Routing Table: 59
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 14
Number of APNIC region 32-bit ASNs visible in the Routing Table: 224
Number of APNIC addresses announced to Internet: 45621760
Equivalent to 2 /8s, 184 /16s and 34 /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: 8138
Total ARIN prefixes after maximum aggregation: 4754
ARIN Deaggregation factor: 1.71
Prefixes being announced from the ARIN address blocks: 8144
Unique aggregates announced from the ARIN address blocks: 5266
ARIN Region origin ASes present in the Internet Routing Table: 1251
ARIN Prefixes per ASN: 6.51
ARIN Region origin ASes announcing only one prefix: 436
ARIN Region transit ASes present in the Internet Routing Table: 161
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 199
Number of ARIN addresses announced to Internet: 92497664
Equivalent to 5 /8s, 131 /16s and 103 /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, 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: 894
Total RIPE prefixes after maximum aggregation: 622
RIPE Deaggregation factor: 1.44
Prefixes being announced from the RIPE address blocks: 889
Unique aggregates announced from the RIPE address blocks: 665
RIPE Region origin ASes present in the Internet Routing Table: 190
RIPE Prefixes per ASN: 4.68
RIPE Region origin ASes announcing only one prefix: 80
RIPE Region transit ASes present in the Internet Routing Table: 27
Average RIPE Region AS path length visible: 4.2
Max RIPE Region AS path length visible: 11
Number of RIPE region 32-bit ASNs visible in the Routing Table: 30
Number of RIPE addresses announced to Internet: 12909824
Equivalent to 0 /8s, 196 /16s and 253 /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: 1312
Total LACNIC prefixes after maximum aggregation: 552
LACNIC Deaggregation factor: 2.38
Prefixes being announced from the LACNIC address blocks: 1311
Unique aggregates announced from the LACNIC address blocks: 741
LACNIC Region origin ASes present in the Internet Routing Table: 168
LACNIC Prefixes per ASN: 7.80
LACNIC Region origin ASes announcing only one prefix: 63
LACNIC Region transit ASes present in the Internet Routing Table: 26
Average LACNIC Region AS path length visible: 4.8
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: 4278528
Equivalent to 0 /8s, 65 /16s and 73 /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: 1038
Total AfriNIC prefixes after maximum aggregation: 141
AfriNIC Deaggregation factor: 7.36
Prefixes being announced from the AfriNIC address blocks: 1038
Unique aggregates announced from the AfriNIC address blocks: 183
AfriNIC Region origin ASes present in the Internet Routing Table: 24
AfriNIC Prefixes per ASN: 43.25
AfriNIC Region origin ASes announcing only one prefix: 10
AfriNIC Region transit ASes present in the Internet Routing Table: 6
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 9
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 9
Number of AfriNIC addresses announced to Internet: 2310912
Equivalent to 0 /8s, 35 /16s and 67 /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 445 180 24 CSTNET-AS-AP Computer Network Informati
1237 191 74 142 KREONET-AS-KR KISTI, KR
58647 182 18 2 KAGAWAU-AS Kagawa University, JP
7575 172 329 115 AARNET-AS-AP Australian Academic and Re
55824 132 19 20 NKN-CORE-NW NKN Core Network, IN
4538 129 4192 72 ERX-CERNET-BKB China Education and Rese
4762 75 4 1 MAHIDOL-BORDER-AS Mahidol University, T
4621 69 37 10 UNINET-AS-AP UNINET-, TH
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
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
668 204 632 173 DNIC-AS-00668, US
376 202 162 151 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
2920 176 34 7 LACOE, US
2152 147 507 94 CSUNET-NW, US
18558 140 18 4 NETBLK-RCOEK, US
81 133 517 33 NCREN, US
270 117 328 81 AS270, US
23024 107 7 21 OCDE, US
21976 87 50 17 NJEDGE-NET, 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 136 24 5 ISU Internet Services Unit ISU, SA
1103 95 1503 83 SURFNET-NL SURFnet, The Netherlands, NL
3267 76 26 66 RUNNET, RU
1653 54 151 51 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 13 481 13 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 153 10 67 Universidad Juarez Autonoma de Tabasco,
11340 109 25 52 Red Universitaria Nacional, CL
1916 82 176 43 Rede Nacional de Ensino e Pesquisa, BR
271640 64 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
4270 49 17 3 Red de Interconexion Universitaria, AR
19611 48 17 2 Associacao Antonio Vieira - Unisinos, B
2715 46 99 35 Fundacao Carlos Chagas Filho de Amparo
61468 44 5 15 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
3596 37 8 4 Universidad Autonoma Metropolitana, MX
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
36914 448 82 3 KENET-AS, KE
2018 379 319 71 TENET-1, ZA
8094 47 48 18 PUKNET, ZA
327700 45 16 1 MoRENet, MZ
37215 36 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37182 11 8 1 TERNET, TZ
37501 11 49 6 UOFS, ZA
36982 8 33 8 UCT, ZA
37654 6 1 6 RwEdNet-AS, RW
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
36914 448 82 3 KENET-AS, KE
7497 445 180 24 CSTNET-AS-AP Computer Network Informati
2018 379 319 71 TENET-1, ZA
668 204 632 173 DNIC-AS-00668, US
376 202 162 151 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
1237 191 74 142 KREONET-AS-KR KISTI, KR
58647 182 18 2 KAGAWAU-AS Kagawa University, JP
2920 176 34 7 LACOE, US
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
36914 448 445 KENET-AS, KE
7497 445 421 CSTNET-AS-AP Computer Network Information Cente
2018 379 308 TENET-1, ZA
5786 198 197 UPRENET, PR
58647 182 180 KAGAWAU-AS Kagawa University, JP
2920 176 169 LACOE, US
18558 140 136 NETBLK-RCOEK, US
8895 136 131 ISU Internet Services Unit ISU, SA
55824 132 112 NKN-CORE-NW NKN Core Network, IN
81 133 100 NCREN, US
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
26971 UNALLOCATED 129.111.0.0/16 276 OTS-AS-276, 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
202.46.0.0/20 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.0.0/20 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
202.46.240.0/20 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.240.0/20 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
202.46.245.0/24 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.245.0/24 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
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 /16:1478 /17:369 /18:396
/19:492 /20:757 /21:689 /22:1120 /23:1271 /24:9289
/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 438 448 KENET-AS, KE
8895 131 136 ISU Internet Services Unit ISU, SA
23024 49 107 OCDE, US
327700 39 45 MoRENet, MZ
32440 36 62 LONI, US
3267 35 76 RUNNET, RU
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
25977 30 44 HCCS, US
37215 30 36 MAREN, MW
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 14:91
23:5 24:3 35:7 38:10 40:1 41:198
42:10 44:4 45:44 47:1 49:10 50:3
52:1 59:19 60:6 61:3 62:3 63:33
64:44 65:1 66:36 67:42 68:10 69:19
70:2 71:1 72:7 74:48 76:39 77:8
80:5 81:1 82:4 83:1 84:2 85:17
86:5 87:1 89:2 91:13 92:2 93:1
96:5 97:1 98:2 101:1 102:2 103:314
104:77 108:10 109:7 111:16 114:24 116:8
117:61 118:34 119:23 121:27 122:8 123:8
124:41 125:5 128:82 129:33 130:93 131:56
132:66 133:157 134:106 136:197 137:46 138:58
139:5 140:38 141:3 142:25 143:24 144:8
146:135 147:60 148:187 149:11 150:39 151:9
152:136 153:3 154:28 155:64 156:133 157:20
158:32 159:120 160:30 161:16 162:24 163:64
164:14 165:48 166:1 167:14 168:120 169:6
170:90 171:1 172:3 173:7 175:25 176:8
177:6 179:14 180:16 181:1 182:1 184:6
185:12 186:3 187:17 188:4 189:4 190:18
191:13 192:1084 193:32 194:57 195:29 196:152
197:316 198:469 199:279 200:209 201:38 202:598
203:430 204:366 205:135 206:195 207:204 208:68
209:112 210:210 211:14 212:123 213:2 214:8
216:91 218:22 219:5 220:17 222:2 223:14
End of report
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