[REN-BGP-stats-all] IPv4 R&E Routing Table Report - Guam (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Nov 9 21:29:59 UTC 2024
IPv4 R&E Routing Table Report 21:20 GMT Sat 09 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: 18475
Prefixes after maximum aggregation (per Origin AS): 9203
Deaggregation factor: 2.01
Unique aggregates announced (without unneeded subnets): 223
Number of IPv4 prefixes with a valid ROA: 7263
Number of IPv4 prefixes with an invalid ROA: 0
Number of IPv4 prefixes with no ROA: 11212
Total ASes present in the Internet Routing Table: 2687
Prefixes per ASN: 6.88
Origin-only ASes present in the Internet Routing Table: 2312
Origin ASes announcing only one prefix: 1021
Transit ASes present in the Internet Routing Table: 375
Transit-only ASes present in the Internet Routing Table: 71
Paths with bogon ASNs present in the IPv4 Routing Table: 162
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: 1
Number of instances of unregistered ASNs: 1
Number of 32-bit ASNs allocated by the RIRs: 45822
Number of 32-bit ASNs visible in the Routing Table: 680
Prefixes from 32-bit ASNs in the Routing Table: 1823
Number of bogon 32-bit ASNs visible in the Routing Table: 71
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 0
Number of addresses announced to Internet: 3224715440
Equivalent to 192 /8s, 53 /16s and 64 /24s
Percentage of available address space announced: 87.1
Percentage of allocated address space announced: 67.7
Percentage of available address space allocated: 128.7
Percentage of address space in use by end-sites: 99.6
Total number of prefixes smaller than registry allocations: 5113
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 3983
Total APNIC prefixes after maximum aggregation: 1713
APNIC Deaggregation factor: 2.33
Prefixes being announced from the APNIC address blocks: 282
Unique aggregates announced from the APNIC address blocks: 0
APNIC Region origin ASes present in the Internet Routing Table: 491
APNIC Prefixes per ASN: 0.57
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: 221
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: 8359
Total ARIN prefixes after maximum aggregation: 4749
ARIN Deaggregation factor: 1.76
Prefixes being announced from the ARIN address blocks: 4394
Unique aggregates announced from the ARIN address blocks: 0
ARIN Region origin ASes present in the Internet Routing Table: 1242
ARIN Prefixes per ASN: 3.54
ARIN Region origin ASes announcing only one prefix: 429
ARIN Region transit ASes present in the Internet Routing Table: 153
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: 200
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, 139/8, 144/8, 149/8, 162/8, 192/8, 198/8,
199/8, 204/8, 205/8, 207/8, 208/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 3540
Total RIPE prefixes after maximum aggregation: 2061
RIPE Deaggregation factor: 1.72
Prefixes being announced from the RIPE address blocks: 855
Unique aggregates announced from the RIPE address blocks: 0
RIPE Region origin ASes present in the Internet Routing Table: 667
RIPE Prefixes per ASN: 1.28
RIPE Region origin ASes announcing only one prefix: 298
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: 1538
Total LACNIC prefixes after maximum aggregation: 530
LACNIC Deaggregation factor: 2.90
Prefixes being announced from the LACNIC address blocks: 255
Unique aggregates announced from the LACNIC address blocks: 0
LACNIC Region origin ASes present in the Internet Routing Table: 167
LACNIC Prefixes per ASN: 1.53
LACNIC Region origin ASes announcing only one prefix: 63
LACNIC Region transit ASes present in the Internet Routing Table: 25
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 128/8, 216/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 1054
Total AfriNIC prefixes after maximum aggregation: 149
AfriNIC Deaggregation factor: 7.07
Prefixes being announced from the AfriNIC address blocks: 81
Unique aggregates announced from the AfriNIC address blocks: 0
AfriNIC Region origin ASes present in the Internet Routing Table: 48
AfriNIC Prefixes per ASN: 1.69
AfriNIC Region origin ASes announcing only one prefix: 29
AfriNIC Region transit ASes present in the Internet Routing Table: 10
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: 27
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 333 262159 85 AARNET-AS-AP Australian Academic and Res
1237 194 524338 171 KREONET-AS-KR KISTI, KR
55824 131 524306 11 NKN-CORE-NW NKN Core Network, IN
4538 130 4189 73 ERX-CERNET-BKB China Education and Resear
4762 75 4 1 MAHIDOL-BORDER-AS Mahidol University, Tha
4621 70 524323 16 UNINET-AS-AP UNINET-, TH
24313 70 16 1 NSW-DET-AS NSW Department of Education, A
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
2920 175 34 7 LACOE, US
2152 151 524573 64 CENIC-2152, 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
293 110 33 16 ESNET, 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
680 281 140 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 292 157 53 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
19611 48 16 13 Associacao Antonio Vieira - Unisinos, BR
4270 47 16 2 Red de Interconexion Universitaria, AR
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 450 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
36914 450 82 3 KENET-AS, KE
7497 447 262242 30 CSTNET-AS-AP Computer Network Informatio
2018 381 262449 73 TENET-1, ZA
7575 333 262159 85 AARNET-AS-AP Australian Academic and Res
1916 292 157 53 Rede Nacional de Ensino e Pesquisa, BR
680 281 140 36 DFN Verein zur Foerderung eines Deutschen
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
7497 447 417 CSTNET-AS-AP Computer Network Information Cente
2018 381 308 TENET-1, ZA
7575 333 248 AARNET-AS-AP Australian Academic and Research N
680 281 245 DFN Verein zur Foerderung eines Deutschen Forsc
1916 292 239 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
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-badAS
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:370 /2:4700 /3:3 /4:0 /5:0 /6:0
/7:0 /8:0 /9:1 /10:1 /11:1 /12:11
/13:17 /14:31 /15:117 /16:1812 /17:284 /18:304
/19:392 /20:572 /21:576 /22:923 /23:968 /24:7164
/25:32 /26:50 /27:85 /28:11 /29:46 /30:4
/31:0 /32:0
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
36914 127 450 KENET-AS, KE
2920 123 175 LACOE, US
55824 123 131 NKN-CORE-NW NKN Core Network, IN
7575 118 333 AARNET-AS-AP Australian Academic and Research Network AARNet, AU
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 66 130 ERX-CERNET-BKB China Education and Research Network Center, CN
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 41:159 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
66:41 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 98:2 102:3
103:203 104:45 108:10 111:16 113:2 114:24
116:9 117:61 119:23 121:24 123:8 124:42
125:5 128:47 129:20 130:53 131:36 132:26
134:153 136:86 137:97 138:65 139:8 140:14
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
172:1 173:5 175:11 177:5 179:11 180:16
182:10 185:32 186:2 187:17 188:10 189:2
190:16 191:13 192:1006 193:190 194:95 195:46
196:146 197:178 198:263 199:168 200:202 201:33
202:433 203:246 204:204 205:65 206:123 207:129
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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