[REN-BGP-stats-all] IPv4 R&E Routing Table Report - GOREX (IX) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Nov 6 21:30:37 UTC 2024
IPv4 R&E Routing Table Report 21:30 GMT Wed 06 Nov, 2024
IPv4 BGP Table (IX) as seen at GOREX.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/GOREX/
Analysis Summary
----------------
BGP routing table entries examined: 1857
Prefixes after maximum aggregation (per Origin AS): 1187
Deaggregation factor: 1.56
Unique aggregates announced (without unneeded subnets): 1383
Number of IPv4 prefixes with a valid ROA: 374
Number of IPv4 prefixes with an invalid ROA: 10
Number of IPv4 prefixes with no ROA: 1473
Total ASes present in the Internet Routing Table: 289
Prefixes per ASN: 6.43
Origin-only ASes present in the Internet Routing Table: 268
Origin ASes announcing only one prefix: 127
Transit ASes present in the Internet Routing Table: 21
Transit-only ASes present in the Internet Routing Table: 3
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 3.3
Max AS path length visible: 23
Max AS path prepend of ASN (138136) 20
Prefixes from unregistered ASNs in the Routing Table: 0
Number of instances of unregistered ASNs: 0
Number of 32-bit ASNs allocated by the RIRs: 45777
Number of 32-bit ASNs visible in the Routing Table: 93
Prefixes from 32-bit ASNs in the Routing Table: 200
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: 19160129
Equivalent to 1 /8s, 36 /16s and 92 /24s
Percentage of available address space announced: 0.5
Percentage of allocated address space announced: 0.4
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: 558
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 1829
Total APNIC prefixes after maximum aggregation: 1165
APNIC Deaggregation factor: 1.57
Prefixes being announced from the APNIC address blocks: 386
Unique aggregates announced from the APNIC address blocks: 321
APNIC Region origin ASes present in the Internet Routing Table: 276
APNIC Prefixes per ASN: 1.40
APNIC Region origin ASes announcing only one prefix: 123
APNIC Region transit ASes present in the Internet Routing Table: 15
Average APNIC Region AS path length visible: 3.3
Max APNIC Region AS path length visible: 23
Number of APNIC region 32-bit ASNs visible in the Routing Table: 91
Number of APNIC addresses announced to Internet: 6404672
Equivalent to 0 /8s, 97 /16s and 186 /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: 26
Total ARIN prefixes after maximum aggregation: 20
ARIN Deaggregation factor: 1.30
Prefixes being announced from the ARIN address blocks: 14
Unique aggregates announced from the ARIN address blocks: 13
ARIN Region origin ASes present in the Internet Routing Table: 8
ARIN Prefixes per ASN: 1.75
ARIN Region origin ASes announcing only one prefix: 2
ARIN Region transit ASes present in the Internet Routing Table: 4
Average ARIN Region AS path length visible: 3.0
Max ARIN Region AS path length visible: 6
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2
Number of ARIN addresses announced to Internet: 79104
Equivalent to 0 /8s, 1 /16s and 53 /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: 1
Total RIPE prefixes after maximum aggregation: 1
RIPE Deaggregation factor: 1.00
Prefixes being announced from the RIPE address blocks: 0
Unique aggregates announced from the RIPE address blocks: 0
RIPE Region origin ASes present in the Internet Routing Table: 1
RIPE Prefixes per ASN: 0.00
RIPE Region origin ASes announcing only one prefix: 1
RIPE Region transit ASes present in the Internet Routing Table: 0
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 4
Number of RIPE region 32-bit ASNs visible in the Routing Table: 0
Number of RIPE addresses announced to Internet: 0
Equivalent to 0 /8s, 0 /16s and 0 /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: 1
Total LACNIC prefixes after maximum aggregation: 1
LACNIC Deaggregation factor: 1.00
Prefixes being announced from the LACNIC address blocks: 0
Unique aggregates announced from the LACNIC address blocks: 0
LACNIC Region origin ASes present in the Internet Routing Table: 1
LACNIC Prefixes per ASN: 0.00
LACNIC Region origin ASes announcing only one prefix: 1
LACNIC Region transit ASes present in the Internet Routing Table: 0
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 6
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0
Number of LACNIC addresses announced to Internet: 0
Equivalent to 0 /8s, 0 /16s and 0 /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: 0
Total AfriNIC prefixes after maximum aggregation: 0
AfriNIC Deaggregation factor: -nan
Prefixes being announced from the AfriNIC address blocks: 0
Unique aggregates announced from the AfriNIC address blocks: 0
AfriNIC Region origin ASes present in the Internet Routing Table: 0
AfriNIC Prefixes per ASN: -nan
AfriNIC Region origin ASes announcing only one prefix: 0
AfriNIC Region transit ASes present in the Internet Routing Table: 0
Average AfriNIC Region AS path length visible: -nan
Max AfriNIC Region AS path length visible: 0
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 0
Number of AfriNIC addresses announced to Internet: 0
Equivalent to 0 /8s, 0 /16s and 0 /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
2907 598 2169 463 SINET-AS Research Organization of Informa
58647 179 18 2 KAGAWAU-AS Kagawa University, JP
7575 170 329 115 AARNET-AS-AP Australian Academic and Rese
134096 30 3 18 EHEALTHNSW-AS-AP eHealth NSW, AU
23767 29 2 9 A-STAR-AS-AP A-STAR, SG
23793 29 49 10 AIST National Institute of Advanced Indus
24436 23 27 20 UQ-AS-AP University of Queensland, AU
6262 22 128 17 CSIRO Commonwealth Scientific and Industr
10148 18 20 18 UNIMELB-AS-AP The University of Melbourne
38142 17 1 1 UNAIR-AS-ID Universitas Airlangga, ID
Complete listing at https://bgp.nsrc.org/REN/GOREX/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6360 10 62 8 UNIVHAWAII, US
395400 4 16 2 UNIVERSITY-GUAM, GU
26100 3 1 3 NOAA-PACIFIC-REGION-CENTER, US
36599 3 0 2 SOFTETHER-AMERICA, US
20144 2 0 1 IMRS, US
396628 2 0 2 VRSN-AC50-340, US
16538 1 0 1 PDC, US
35889 1 0 1 GOREX, US
Complete listing at https://bgp.nsrc.org/REN/GOREX/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
25152 1 0 1 K-ROOT-SERVER Reseaux IP Europeens Networ
Complete listing at https://bgp.nsrc.org/REN/GOREX/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10906 1 0 1 Nucleo de Inf. e Coord. do Ponto BR - NIC
Complete listing at https://bgp.nsrc.org/REN/GOREX/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
Complete listing at https://bgp.nsrc.org/REN/GOREX/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 598 2169 463 SINET-AS Research Organization of Informa
58647 179 18 2 KAGAWAU-AS Kagawa University, JP
7575 170 329 115 AARNET-AS-AP Australian Academic and Rese
134096 30 3 18 EHEALTHNSW-AS-AP eHealth NSW, AU
23767 29 2 9 A-STAR-AS-AP A-STAR, SG
23793 29 49 10 AIST National Institute of Advanced Indus
24436 23 27 20 UQ-AS-AP University of Queensland, AU
6262 22 128 17 CSIRO Commonwealth Scientific and Industr
10148 18 20 18 UNIMELB-AS-AP The University of Melbourne
38142 17 1 1 UNAIR-AS-ID Universitas Airlangga, ID
Complete listing at https://bgp.nsrc.org/REN/GOREX/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
58647 179 177 KAGAWAU-AS Kagawa University, JP
7575 170 55 AARNET-AS-AP Australian Academic and Research N
23767 29 20 A-STAR-AS-AP A-STAR, SG
23793 29 19 AIST National Institute of Advanced Industrial
38142 17 16 UNAIR-AS-ID Universitas Airlangga, ID
134096 30 12 EHEALTHNSW-AS-AP eHealth NSW, AU
2506 16 10 SUPERCSI NTT WEST CHUGOKU CORPORATION, JP
55354 12 10 ACEINT-AS-AP Ace Internet Services Pty Ltd, AU
37918 14 9 ECL-INET Nippon Telegraph and Telephone Corpora
46049 9 8 UNDIP-AS-ID Universitas Diponegoro, ID
Complete listing at https://bgp.nsrc.org/REN/GOREX/data-CIDRnet
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:0 /9:0 /10:0 /11:0 /12:0
/13:0 /14:0 /15:1 /16:254 /17:50 /18:46
/19:49 /20:67 /21:69 /22:147 /23:164 /24:980
/25:3 /26:4 /27:1 /28:2 /29:13 /30:3
/31:0 /32:4
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
58647 148 179 KAGAWAU-AS Kagawa University, JP
2907 48 598 SINET-AS Research Organization of Information and Systems, National Institute of Informatics, JP
7575 43 170 AARNET-AS-AP Australian Academic and Research Network AARNet, AU
23767 12 29 A-STAR-AS-AP A-STAR, SG
23905 10 11 VUW-AS-AP Victoria University of Wellington, NZ
46049 9 9 UNDIP-AS-ID Universitas Diponegoro, ID
134096 9 30 EHEALTHNSW-AS-AP eHealth NSW, AU
18148 8 8 FUKUOKA-U Fukuoka University, JP
46019 8 8 UNIBRAW-AS-ID Universitas Brawijaya, ID
9433 7 8 MASSEY-AS Massey University, NZ
Complete listing at https://bgp.nsrc.org/REN/GOREX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
24:2 44:1 45:1 49:4 103:137 111:4
123:8 130:9 131:5 132:2 133:153 134:3
138:8 143:4 147:1 150:4 152:3 155:4
156:7 157:3 160:26 161:4 163:12 167:1
175:11 180:1 182:8 192:107 193:1 199:1
200:1 202:247 203:170 205:3 210:20 219:4
End of report
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