[REN-BGP-stats-all] IPv4 R&E Routing Table Report - Guam (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Nov 6 21:30:08 UTC 2024
IPv4 R&E Routing Table Report 21:20 GMT Wed 06 Nov, 2024
IPv4 BGP Table (R&E) as seen at Guam.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/UniGuam/
Analysis Summary
----------------
BGP routing table entries examined: 18421
Prefixes after maximum aggregation (per Origin AS): 9211
Deaggregation factor: 2.00
Unique aggregates announced (without unneeded subnets): 224
Number of IPv4 prefixes with a valid ROA: 7221
Number of IPv4 prefixes with an invalid ROA: 0
Number of IPv4 prefixes with no ROA: 11200
Total ASes present in the Internet Routing Table: 2696
Prefixes per ASN: 6.83
Origin-only ASes present in the Internet Routing Table: 2317
Origin ASes announcing only one prefix: 1022
Transit ASes present in the Internet Routing Table: 379
Transit-only ASes present in the Internet Routing Table: 73
Paths with bogon ASNs present in the IPv4 Routing Table: 174
Average AS path length visible in the Internet Routing Table: 5.6
Max AS path length visible: 24
Max AS path prepend of ASN (138136) 20
Prefixes from unregistered ASNs in the Routing Table: 2
Number of instances of unregistered ASNs: 2
Number of 32-bit ASNs allocated by the RIRs: 45777
Number of 32-bit ASNs visible in the Routing Table: 679
Prefixes from 32-bit ASNs in the Routing Table: 1824
Number of bogon 32-bit ASNs visible in the Routing Table: 106
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 1
Number of addresses announced to Internet: 3224715444
Equivalent to 192 /8s, 53 /16s and 64 /24s
Percentage of available address space announced: 87.1
Percentage of allocated address space announced: 67.6
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: 4890
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 3985
Total APNIC prefixes after maximum aggregation: 1713
APNIC Deaggregation factor: 2.33
Prefixes being announced from the APNIC address blocks: 467
Unique aggregates announced from the APNIC address blocks: 0
APNIC Region origin ASes present in the Internet Routing Table: 491
APNIC Prefixes per ASN: 0.95
APNIC Region origin ASes announcing only one prefix: 202
APNIC Region transit ASes present in the Internet Routing Table: 57
Average APNIC Region AS path length visible: 5.9
Max APNIC Region AS path length visible: 24
Number of APNIC region 32-bit ASNs visible in the Routing Table: 220
Number of APNIC addresses announced to Internet: 0
Equivalent to 0 /8s, 0 /16s and 0 /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: 8329
Total ARIN prefixes after maximum aggregation: 4756
ARIN Deaggregation factor: 1.75
Prefixes being announced from the ARIN address blocks: 4982
Unique aggregates announced from the ARIN address blocks: 0
ARIN Region origin ASes present in the Internet Routing Table: 1248
ARIN Prefixes per ASN: 3.99
ARIN Region origin ASes announcing only one prefix: 429
ARIN Region transit ASes present in the Internet Routing Table: 154
Average ARIN Region AS path length visible: 5.3
Max ARIN Region AS path length visible: 17
Number of ARIN region 32-bit ASNs visible in the Routing Table: 201
Number of ARIN addresses announced to Internet: 0
Equivalent to 0 /8s, 0 /16s and 0 /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: 3544
Total RIPE prefixes after maximum aggregation: 2063
RIPE Deaggregation factor: 1.72
Prefixes being announced from the RIPE address blocks: 939
Unique aggregates announced from the RIPE address blocks: 0
RIPE Region origin ASes present in the Internet Routing Table: 668
RIPE Prefixes per ASN: 1.41
RIPE Region origin ASes announcing only one prefix: 299
RIPE Region transit ASes present in the Internet Routing Table: 106
Average RIPE Region AS path length visible: 5.7
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 158
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: 1514
Total LACNIC prefixes after maximum aggregation: 526
LACNIC Deaggregation factor: 2.88
Prefixes being announced from the LACNIC address blocks: 263
Unique aggregates announced from the LACNIC address blocks: 0
LACNIC Region origin ASes present in the Internet Routing Table: 165
LACNIC Prefixes per ASN: 1.59
LACNIC Region origin ASes announcing only one prefix: 62
LACNIC Region transit ASes present in the Internet Routing Table: 26
Average LACNIC Region AS path length visible: 6.1
Max LACNIC Region AS path length visible: 16
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 74
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: 1047
Total AfriNIC prefixes after maximum aggregation: 151
AfriNIC Deaggregation factor: 6.93
Prefixes being announced from the AfriNIC address blocks: 90
Unique aggregates announced from the AfriNIC address blocks: 0
AfriNIC Region origin ASes present in the Internet Routing Table: 49
AfriNIC Prefixes per ASN: 1.84
AfriNIC Region origin ASes announcing only one prefix: 30
AfriNIC Region transit ASes present in the Internet Routing Table: 11
Average AfriNIC Region AS path length visible: 6.4
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 26
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
7497 447 262242 30 CSTNET-AS-AP Computer Network Informatio
7575 332 262159 84 AARNET-AS-AP Australian Academic and Res
1237 194 524338 171 KREONET-AS-KR KISTI, KR
55824 132 524306 12 NKN-CORE-NW NKN Core Network, IN
4538 129 4189 73 ERX-CERNET-BKB China Education and Resear
4762 75 4 1 MAHIDOL-BORDER-AS Mahidol University, Tha
24313 70 16 1 NSW-DET-AS NSW Department of Education, A
4621 69 524322 15 UNINET-AS-AP UNINET-, TH
2697 60 524291 36 ERX-ERNET-AS Education and Research Netw
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
668 205 524573 99 DNIC-AS-00668, US
376 201 786586 161 RISQ-AS, CA
5786 197 16 1 UPRENET, PR
2152 191 524573 64 CENIC-2152, US
2920 175 34 7 LACOE, US
18558 140 18 4 NETBLK-RCOEK, US
81 134 524804 33 NCREN, US
1 128 524289 50 LVLT-1, US
270 117 312 84 AS270, US
23024 95 262148 17 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 283 140 36 DFN Verein zur Foerderung eines Deutschen
786 186 786928 43 JANET Jisc Services Limited, GB
8895 133 262168 5 ISU Internet Services Unit ISU, SA
559 114 262649 34 SWITCH Peering requests: peering at switch.
1103 97 787339 51 SURFNET-NL SURFnet, The Netherlands, NL
2614 93 262164 19 ROEDUNET, RO
137 82 262738 38 ASGARR Consortium GARR, IT
1930 79 262165 5 RCCN Fundacao para a Ciencia e a Tecnolo
553 78 524737 78 BELWUE BelWue-Koordination, DE
3267 77 262163 40 NIKS, RU
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 281 262301 54 Rede Nacional de Ensino e Pesquisa, BR
28391 154 262149 28 Universidad Juarez Autonoma de Tabasco,
11340 110 262146 8 Red Universitaria Nacional, CL
271640 66 786432 66 UNIVERSIDADE FEDERAL DE VICOSA, BR
61468 51 262144 4 CEDIA, EC
2715 50 262243 36 Fundacao Carlos Chagas Filho de Amparo a
4270 48 16 2 Red de Interconexion Universitaria, AR
19611 48 16 13 Associacao Antonio Vieira - Unisinos, BR
3596 40 262150 3 Universidad Autonoma Metropolitana, MX
28614 38 2 2 Fundacao Universidade Regional de Blumena
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 442 82 3 KENET-AS, KE
2018 381 262449 73 TENET-1, ZA
8094 47 262150 4 PUKNET, ZA
37215 33 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37074 15 8 2 UG-AS, GH
327700 15 16 1 MoRENet, MZ
37661 12 262148 2 NRaE1-AS, NG
37501 11 49 6 UOFS, ZA
36982 8 262160 3 UCT, ZA
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
7497 447 262242 30 CSTNET-AS-AP Computer Network Informatio
36914 442 82 3 KENET-AS, KE
2018 381 262449 73 TENET-1, ZA
7575 332 262159 84 AARNET-AS-AP Australian Academic and Res
680 283 140 36 DFN Verein zur Foerderung eines Deutschen
1916 281 262301 54 Rede Nacional de Ensino e Pesquisa, BR
668 205 524573 99 DNIC-AS-00668, US
376 201 786586 161 RISQ-AS, CA
5786 197 16 1 UPRENET, PR
1237 194 524338 171 KREONET-AS-KR KISTI, KR
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
36914 442 439 KENET-AS, KE
2018 381 308 TENET-1, ZA
7575 332 248 AARNET-AS-AP Australian Academic and Research N
680 283 247 DFN Verein zur Foerderung eines Deutschen Forsc
1916 281 227 Rede Nacional de Ensino e Pesquisa, BR
5786 197 196 UPRENET, PR
2920 175 168 LACOE, US
786 186 143 JANET Jisc Services Limited, GB
18558 140 136 NETBLK-RCOEK, US
8895 133 128 ISU Internet Services Unit ISU, SA
Complete listing at https://bgp.nsrc.org/REN/UniGuam/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
65208 PRIVATE 206.206.155.152/32 11570 AS11570, US
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
164.160.192.0/2 Origin: 37661 NRaE1-AS, NG
164.160.192.0/2 Transit: 37288 WACREN, SN
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:370 /2:4674 /3:16 /4:0 /5:0 /6:0
/7:0 /8:0 /9:1 /10:1 /11:1 /12:11
/13:17 /14:31 /15:117 /16:1813 /17:284 /18:302
/19:391 /20:573 /21:576 /22:924 /23:967 /24:7089
/25:29 /26:49 /27:86 /28:19 /29:53 /30:23
/31:2 /32:2
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
7497 180 447 CSTNET-AS-AP Computer Network Information Center of Chinese Academy of Sciences CNIC-CAS, CN
2920 135 175 LACOE, US
36914 124 442 KENET-AS, KE
55824 123 132 NKN-CORE-NW NKN Core Network, IN
1 113 128 LVLT-1, US
5786 84 197 UPRENET, PR
1736 78 79 MU-AS, US
28391 75 154 Universidad Juarez Autonoma de Tabasco, MX
4538 65 129 ERX-CERNET-BKB China Education and Research Network Center, CN
23024 65 95 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 4:2 5:15 6:4 8:2 12:1
14:92 23:7 24:1 31:1 35:5 37:8
38:10 40:1 41:158 42:11 44:4 45:50
46:4 47:1 49:10 50:2 52:1 59:19
60:6 61:3 62:9 63:32 64:45 65:4
66:42 67:42 68:18 69:20 70:2 71:1
72:7 74:51 76:42 77:10 78:3 79:10
80:12 81:25 82:7 83:7 84:8 85:45
86:5 87:1 89:11 91:42 92:2 93:13
94:2 95:2 96:5 97:1 98:2 102:2
103:202 104:45 108:10 111:16 113:2 114:24
116:9 117:61 119:23 121:24 123:8 124:42
125:5 128:47 129:20 130:53 131:36 132:19
134:94 136:86 137:97 138:65 139:8 140:13
141:1 142:46 143:15 144:22 146:124 147:34
148:84 149:7 150:21 151:8 152:138 153:13
154:39 155:44 156:132 157:24 158:19 159:45
160:2 161:8 162:23 163:29 164:6 165:7
166:1 167:5 168:63 169:3 170:45 171:1
172:1 173:5 175:11 177:4 179:11 180:16
182:10 185:32 186:2 187:17 188:10 189:3
190:16 191:13 192:1008 193:190 194:96 195:46
196:146 197:178 198:263 199:168 200:195 201:33
202:434 203:245 204:204 205:64 206:123 207:128
208:34 209:91 210:148 211:2 212:86 213:5
214:8 216:40 217:4 218:3 220:13 223:15
End of report
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