[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KENET (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Nov 6 18:50:41 UTC 2024
IPv4 R&E Routing Table Report 18:50 GMT Wed 06 Nov, 2024
IPv4 BGP Table (R&E) as seen at KENET.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/KENET/
Analysis Summary
----------------
BGP routing table entries examined: 10515
Prefixes after maximum aggregation (per Origin AS): 5393
Deaggregation factor: 1.95
Unique aggregates announced (without unneeded subnets): 6265
Number of IPv4 prefixes with a valid ROA: 3844
Number of IPv4 prefixes with an invalid ROA: 4
Number of IPv4 prefixes with no ROA: 6667
Total ASes present in the Internet Routing Table: 1613
Prefixes per ASN: 6.52
Origin-only ASes present in the Internet Routing Table: 1387
Origin ASes announcing only one prefix: 568
Transit ASes present in the Internet Routing Table: 226
Transit-only ASes present in the Internet Routing Table: 58
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 5.2
Max AS path length visible: 29
Max AS path prepend of ASN (138136) 20
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: 45777
Number of 32-bit ASNs visible in the Routing Table: 393
Prefixes from 32-bit ASNs in the Routing Table: 1097
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: 0
Number of addresses announced to Internet: 104285440
Equivalent to 6 /8s, 55 /16s and 69 /24s
Percentage of available address space announced: 2.8
Percentage of allocated address space announced: 2.2
Percentage of available address space allocated: 128.8
Percentage of address space in use by end-sites: 99.6
Total number of prefixes smaller than registry allocations: 4036
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 2095
Total APNIC prefixes after maximum aggregation: 1355
APNIC Deaggregation factor: 1.55
Prefixes being announced from the APNIC address blocks: 210
Unique aggregates announced from the APNIC address blocks: 171
APNIC Region origin ASes present in the Internet Routing Table: 359
APNIC Prefixes per ASN: 0.58
APNIC Region origin ASes announcing only one prefix: 143
APNIC Region transit ASes present in the Internet Routing Table: 43
Average APNIC Region AS path length visible: 6.0
Max APNIC Region AS path length visible: 29
Number of APNIC region 32-bit ASNs visible in the Routing Table: 148
Number of APNIC addresses announced to Internet: 3334912
Equivalent to 0 /8s, 50 /16s and 227 /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 43/8, 45/8, 146/8, 150/8, 160/8, 163/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 5806
Total ARIN prefixes after maximum aggregation: 3153
ARIN Deaggregation factor: 1.84
Prefixes being announced from the ARIN address blocks: 3354
Unique aggregates announced from the ARIN address blocks: 2088
ARIN Region origin ASes present in the Internet Routing Table: 966
ARIN Prefixes per ASN: 3.47
ARIN Region origin ASes announcing only one prefix: 349
ARIN Region transit ASes present in the Internet Routing Table: 128
Average ARIN Region AS path length visible: 5.3
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 170
Number of ARIN addresses announced to Internet: 25983744
Equivalent to 1 /8s, 140 /16s and 123 /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 66/8, 131/8, 137/8, 139/8, 144/8, 149/8, 162/8,
164/8, 192/8, 198/8, 199/8, 204/8, 205/8, 207/8,
208/8, 209/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 432
Total RIPE prefixes after maximum aggregation: 240
RIPE Deaggregation factor: 1.80
Prefixes being announced from the RIPE address blocks: 11
Unique aggregates announced from the RIPE address blocks: 10
RIPE Region origin ASes present in the Internet Routing Table: 83
RIPE Prefixes per ASN: 0.13
RIPE Region origin ASes announcing only one prefix: 31
RIPE Region transit ASes present in the Internet Routing Table: 14
Average RIPE Region AS path length visible: 5.9
Max RIPE Region AS path length visible: 12
Number of RIPE region 32-bit ASNs visible in the Routing Table: 16
Number of RIPE addresses announced to Internet: 3584
Equivalent to 0 /8s, 0 /16s and 14 /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 152/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 1227
Total LACNIC prefixes after maximum aggregation: 501
LACNIC Deaggregation factor: 2.45
Prefixes being announced from the LACNIC address blocks: 208
Unique aggregates announced from the LACNIC address blocks: 182
LACNIC Region origin ASes present in the Internet Routing Table: 139
LACNIC Prefixes per ASN: 1.50
LACNIC Region origin ASes announcing only one prefix: 43
LACNIC Region transit ASes present in the Internet Routing Table: 23
Average LACNIC Region AS path length visible: 6.2
Max LACNIC Region AS path length visible: 15
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 56
Number of LACNIC addresses announced to Internet: 986624
Equivalent to 0 /8s, 15 /16s and 14 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-274844 + ERX transfers
LACNIC Address Blocks 72/8, 128/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 954
Total AfriNIC prefixes after maximum aggregation: 143
AfriNIC Deaggregation factor: 6.67
Prefixes being announced from the AfriNIC address blocks: 80
Unique aggregates announced from the AfriNIC address blocks: 45
AfriNIC Region origin ASes present in the Internet Routing Table: 7
AfriNIC Prefixes per ASN: 11.43
AfriNIC Region origin ASes announcing only one prefix: 2
AfriNIC Region transit ASes present in the Internet Routing Table: 4
Average AfriNIC Region AS path length visible: 1.9
Max AfriNIC Region AS path length visible: 6
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 3
Number of AfriNIC addresses announced to Internet: 599040
Equivalent to 0 /8s, 9 /16s and 36 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 161/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1237 191 74 145 KREONET-AS-KR KISTI, KR
7575 121 229 87 AARNET-AS-AP Australian Academic and Rese
4538 105 2909 70 ERX-CERNET-BKB China Education and Resear
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
2697 54 3 32 ERX-ERNET-AS Education and Research Netwo
9317 49 16 1 ITISNET-AS INHA UNIVERSITY, KR
2907 43 40 26 SINET-AS Research Organization of Informa
1659 38 1466 35 ERX-TANET-ASN1 Taiwan Academic Network TA
24361 33 56 17 CNGI-NJ-IX-AS-AP CERNET2 IX at Southeast
9568 32 2 4 KIMM-AS-KR KOREA INSTITUTE OF MACHINERY M
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
5786 197 16 1 UPRENET, PR
2920 175 34 7 LACOE, US
2152 150 507 97 CENIC-2152, US
18558 140 18 4 NETBLK-RCOEK, US
81 134 517 33 NCREN, US
23024 95 7 21 OCDE, US
21976 91 50 17 NJEDGE-NET, US
237 85 541 50 MERIT-AS-14, US
1736 79 16 1 MU-AS, US
3477 74 63 41 NOAA-NWAVE, US
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8895 133 24 5 ISU Internet Services Unit ISU, SA
3267 77 26 67 NIKS, RU
3218 21 4 18 COSMOS-3218-AS AS-COSMOS root, RU
29384 11 3 8 QATAR-FOUNDATION, QA
5480 8 1 8 R61NET Network of educational, scientific
50517 8 2 1 KSU, SA
2895 7 3 7 FREE-NET-AS FREEnet, RU
42289 7 2 3 ITMO-AS ITMO, RU
5386 6 3 2 COSMOS-SN-AS SpaceNet, RU
57867 6 0 4 REA-AS, RU
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 178 178 42 Rede Nacional de Ensino e Pesquisa, BR
28391 154 10 68 Universidad Juarez Autonoma de Tabasco, M
11340 109 25 52 Red Universitaria Nacional, CL
271640 66 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
2715 50 100 36 Fundacao Carlos Chagas Filho de Amparo a
4270 48 16 2 Red de Interconexion Universitaria, AR
28614 38 2 2 Fundacao Universidade Regional de Blumena
1251 37 31 26 FUNDACAO DE AMPARO A PESQUISA DO ESTADO S
3596 37 8 4 Universidad Autonoma Metropolitana, MX
21612 29 16 1 FUNDACAO INSTITUTO OSWALDO CRUZ, BR
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 541 80 58 KENET-AS, KE
2018 382 319 71 TENET-1, ZA
6879 24 2 9 ENSTINET-, EG
328225 3 0 1 Strathmore-University, KE
327945 2 0 2 ILRI, KE
6149 1 0 1 TENET-2, ZA
329418 1 0 1 International-Centre-Research-Agroforestr
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 541 80 58 KENET-AS, KE
2018 382 319 71 TENET-1, ZA
5786 197 16 1 UPRENET, PR
1237 191 74 145 KREONET-AS-KR KISTI, KR
1916 178 178 42 Rede Nacional de Ensino e Pesquisa, BR
2920 175 34 7 LACOE, US
28391 154 10 68 Universidad Juarez Autonoma de Tabasco, M
2152 150 507 97 CENIC-2152, US
18558 140 18 4 NETBLK-RCOEK, US
81 134 517 33 NCREN, US
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
2018 382 311 TENET-1, ZA
5786 197 196 UPRENET, PR
2920 175 168 LACOE, US
1916 178 136 Rede Nacional de Ensino e Pesquisa, BR
18558 140 136 NETBLK-RCOEK, US
8895 133 128 ISU Internet Services Unit ISU, SA
81 134 101 NCREN, US
28391 154 86 Universidad Juarez Autonoma de Tabasco, MX
1736 79 78 MU-AS, US
23024 95 74 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/KENET/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/KENET/data-badAS
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 /12:4
/13:11 /14:18 /15:60 /16:897 /17:281 /18:299
/19:371 /20:511 /21:458 /22:726 /23:793 /24:6083
/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 201 541 KENET-AS, KE
5786 196 197 UPRENET, PR
28391 154 154 Universidad Juarez Autonoma de Tabasco, MX
2920 135 175 LACOE, US
2018 119 382 TENET-1, ZA
23024 92 95 OCDE, US
1736 78 79 MU-AS, US
21976 71 91 NJEDGE-NET, US
23570 59 59 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
7386 55 55 ILLINOIS-STATE-UNIV, US
Complete listing at https://bgp.nsrc.org/REN/KENET/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 8:2 12:1 14:20 23:5 24:3
35:3 38:9 41:176 42:10 44:1 45:29
47:1 49:10 50:2 59:1 62:4 63:3
64:19 65:4 66:30 67:40 68:4 69:19
70:2 72:7 74:17 76:41 77:3 80:5
81:1 82:4 83:1 84:1 85:20 86:5
91:3 92:2 97:1 98:2 102:1 103:208
104:76 108:2 109:2 111:4 114:14 116:3
117:61 118:1 121:10 125:3 128:29 129:27
130:91 131:24 132:43 134:90 136:197 137:35
138:57 139:5 140:30 141:3 142:4 143:13
144:24 146:107 147:22 148:188 149:12 150:36
151:7 152:137 153:3 154:24 155:59 156:130
157:24 158:13 159:17 160:24 161:11 162:12
163:51 164:11 165:49 166:1 167:7 168:113
169:6 170:87 171:1 172:2 173:7 175:16
177:6 179:13 180:8 182:8 184:1 185:9
186:3 187:17 188:2 189:3 190:1 191:4
192:551 193:11 194:29 195:29 196:138 197:334
198:269 199:112 200:269 201:17 202:180 203:251
204:311 205:52 206:100 207:144 208:61 209:79
210:115 211:3 212:125 213:2 216:31 218:21
219:1 220:13 222:2 223:11
End of report
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