[REN-BGP-stats-all] IPv4 R&E Routing Table Report - Guam (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Dec 31 21:29:08 UTC 2024
IPv4 R&E Routing Table Report 21:20 GMT Tue 31 Dec, 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: 18888
Prefixes after maximum aggregation (per Origin AS): 9285
Deaggregation factor: 2.03
Unique aggregates announced (without unneeded subnets): 608
Number of IPv4 prefixes with a valid ROA: 7450
Number of IPv4 prefixes with an invalid ROA: 0
Number of IPv4 prefixes with no ROA: 11438
Total ASes present in the Internet Routing Table: 2695
Prefixes per ASN: 7.01
Origin-only ASes present in the Internet Routing Table: 2308
Origin ASes announcing only one prefix: 1017
Transit ASes present in the Internet Routing Table: 387
Transit-only ASes present in the Internet Routing Table: 81
Paths with bogon ASNs present in the IPv4 Routing Table: 78
Average AS path length visible in the Internet Routing Table: 5.7
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: 45996
Number of 32-bit ASNs visible in the Routing Table: 671
Prefixes from 32-bit ASNs in the Routing Table: 1807
Number of bogon 32-bit ASNs visible in the Routing Table: 66
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 1
Number of addresses announced to Internet: 3225544240
Equivalent to 192 /8s, 65 /16s and 230 /24s
Percentage of available address space announced: 87.1
Percentage of allocated address space announced: 87.1
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: 1961
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 3940
Total APNIC prefixes after maximum aggregation: 1680
APNIC Deaggregation factor: 2.35
Prefixes being announced from the APNIC address blocks: 3941
Unique aggregates announced from the APNIC address blocks: 7
APNIC Region origin ASes present in the Internet Routing Table: 470
APNIC Prefixes per ASN: 8.39
APNIC Region origin ASes announcing only one prefix: 200
APNIC Region transit ASes present in the Internet Routing Table: 56
Average APNIC Region AS path length visible: 5.8
Max APNIC Region AS path length visible: 24
Number of APNIC region 32-bit ASNs visible in the Routing Table: 200
Number of APNIC addresses announced to Internet: 721408
Equivalent to 0 /8s, 11 /16s and 2 /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: 8753
Total ARIN prefixes after maximum aggregation: 4858
ARIN Deaggregation factor: 1.80
Prefixes being announced from the ARIN address blocks: 8750
Unique aggregates announced from the ARIN address blocks: 151
ARIN Region origin ASes present in the Internet Routing Table: 1253
ARIN Prefixes per ASN: 6.98
ARIN Region origin ASes announcing only one prefix: 432
ARIN Region transit ASes present in the Internet Routing Table: 157
Average ARIN Region AS path length visible: 5.6
Max ARIN Region AS path length visible: 17
Number of ARIN region 32-bit ASNs visible in the Routing Table: 203
Number of ARIN addresses announced to Internet: -2146876496
Equivalent to 128 /8s, 9 /16s and 67 /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, 45/8, 47/8, 48/8, 50/8, 52/8,
54/8, 55/8, 56/8, 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: 3548
Total RIPE prefixes after maximum aggregation: 2068
RIPE Deaggregation factor: 1.72
Prefixes being announced from the RIPE address blocks: 3553
Unique aggregates announced from the RIPE address blocks: 448
RIPE Region origin ASes present in the Internet Routing Table: 667
RIPE Prefixes per ASN: 5.33
RIPE Region origin ASes announcing only one prefix: 298
RIPE Region transit ASes present in the Internet Routing Table: 111
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: 2988160
Equivalent to 0 /8s, 45 /16s and 152 /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,
53/8, 57/8, 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: 1514
Total LACNIC prefixes after maximum aggregation: 524
LACNIC Deaggregation factor: 2.89
Prefixes being announced from the LACNIC address blocks: 1512
Unique aggregates announced from the LACNIC address blocks: 0
LACNIC Region origin ASes present in the Internet Routing Table: 173
LACNIC Prefixes per ASN: 8.74
LACNIC Region origin ASes announcing only one prefix: 58
LACNIC Region transit ASes present in the Internet Routing Table: 26
Average LACNIC Region AS path length visible: 6.3
Max LACNIC Region AS path length visible: 16
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 81
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 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: 1132
Total AfriNIC prefixes after maximum aggregation: 154
AfriNIC Deaggregation factor: 7.35
Prefixes being announced from the AfriNIC address blocks: 1131
Unique aggregates announced from the AfriNIC address blocks: 2
AfriNIC Region origin ASes present in the Internet Routing Table: 50
AfriNIC Prefixes per ASN: 22.62
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: 4.9
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 29
Number of AfriNIC addresses announced to Internet: 1073743872
Equivalent to 64 /8s, 0 /16s and 8 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 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
7497 447 262242 30 CSTNET-AS-AP Computer Network Informatio
7575 333 262159 86 AARNET-AS-AP Australian Academic and Res
1237 194 524338 171 KREONET-AS-KR KISTI, KR
55824 146 524306 11 NKN-CORE-NW NKN Core Network, IN
4538 139 4189 72 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 59 524291 35 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
2152 509 786717 65 CENIC-2152, US
2920 225 786470 57 LACOE, US
668 205 786717 100 DNIC-AS-00668, US
376 201 786586 161 RISQ-AS, CA
5786 174 16 1 UPRENET, PR
18558 140 18 5 NETBLK-RCOEK, US
81 129 524806 34 NCREN, US
1 128 524289 50 LVLT-1, US
270 117 312 84 AS270, US
23024 97 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
680 284 140 36 DFN Verein zur Foerderung eines Deutschen
786 185 786928 43 JANET Jisc Services Limited, GB
8895 131 262168 5 ISU Internet Services Unit ISU, SA
559 114 262649 34 SWITCH Peering requests: peering at switch.
1103 96 787323 50 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 78 262166 41 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 218 524445 55 Rede Nacional de Ensino e Pesquisa, BR
28391 154 262149 28 Universidad Juarez Autonoma de Tabasco,
11340 109 262146 8 Red Universitaria Nacional, CL
271640 67 0 67 UNIVERSIDADE FEDERAL DE VICOSA, BR
61468 52 262144 4 CEDIA, EC
2715 48 262243 36 Fundacao Carlos Chagas Filho de Amparo a
19611 48 16 13 Associacao Antonio Vieira - Unisinos, BR
4270 46 16 1 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 541 82 3 KENET-AS, KE
2018 379 262449 73 TENET-1, ZA
8094 47 262150 4 PUKNET, ZA
37215 32 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37661 12 262148 2 NRaE1-AS, NG
327700 12 16 1 MoRENet, MZ
37501 11 49 6 UOFS, ZA
36982 8 262160 3 UCT, ZA
37654 6 0 5 RwEdNet-AS, RW
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 541 82 3 KENET-AS, KE
2152 509 786717 65 CENIC-2152, US
7497 447 262242 30 CSTNET-AS-AP Computer Network Informatio
2018 379 262449 73 TENET-1, ZA
7575 333 262159 86 AARNET-AS-AP Australian Academic and Res
680 284 140 36 DFN Verein zur Foerderung eines Deutschen
2920 225 786470 57 LACOE, US
1916 218 524445 55 Rede Nacional de Ensino e Pesquisa, BR
668 205 786717 100 DNIC-AS-00668, US
376 201 786586 161 RISQ-AS, CA
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
2152 509 444 CENIC-2152, US
7497 447 417 CSTNET-AS-AP Computer Network Information Cente
2018 379 306 TENET-1, ZA
680 284 248 DFN Verein zur Foerderung eines Deutschen Forsc
7575 333 247 AARNET-AS-AP Australian Academic and Research N
5786 174 173 UPRENET, PR
2920 225 168 LACOE, US
1916 218 163 Rede Nacional de Ensino e Pesquisa, BR
786 185 142 JANET Jisc Services Limited, GB
55824 146 135 NKN-CORE-NW NKN Core Network, IN
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
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)
-------------------------------------------------------
/1:369 /2:4914 /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 /16:1806 /17:285 /18:306
/19:394 /20:581 /21:585 /22:929 /23:1011 /24:7310
/25:24 /26:44 /27:87 /28:11 /29:46 /30:4
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 375 541 KENET-AS, KE
8895 86 131 ISU Internet Services Unit ISU, SA
1916 43 218 Rede Nacional de Ensino e Pesquisa, BR
3267 34 78 NIKS, RU
23024 34 97 OCDE, US
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
32440 31 58 LONI, US
25977 30 44 HCCS, US
1 29 128 LVLT-1, 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 12:2
14:94 23:14 24:1 31:1 35:6 37:8
38:11 41:222 42:11 44:4 45:64 46:4
47:1 49:10 50:4 52:1 59:19 60:5
61:3 62:8 63:32 64:45 65:5 66:41
67:41 68:21 69:20 70:2 71:1 72:7
74:50 76:38 77:11 78:3 79:10 80:12
81:25 82:7 83:7 84:9 85:45 86:6
87:1 88:1 89:12 91:42 92:2 93:13
94:2 95:2 96:5 97:1 98:2 102:3
103:172 104:44 108:10 111:16 113:1 114:24
116:9 117:61 119:23 121:24 123:8 124:42
125:5 128:48 129:20 130:54 131:38 132:26
134:94 136:79 137:117 138:65 139:7 140:15
141:1 142:31 143:15 144:21 146:124 147:34
148:84 149:8 150:10 151:8 152:129 153:13
154:41 155:45 156:130 157:23 158:20 159:44
160:2 161:8 162:24 163:30 164:6 165:7
166:4 167:21 168:62 169:3 170:44 171:1
172:1 173:6 175:11 176:1 177:8 179:11
180:16 182:10 185:33 186:2 187:17 188:11
189:3 190:16 191:14 192:1008 193:190 194:94
195:48 196:144 197:184 198:294 199:169 200:155
201:33 202:435 203:245 204:218 205:84 206:123
207:203 208:35 209:111 210:150 211:2 212:89
213:5 214:8 216:51 217:4 218:3 220:13
223:15
End of report
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