[REN-BGP-stats-all] IPv4 R&E Routing Table Report - Guam (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Apr 15 21:21:15 UTC 2024
IPv4 R&E Routing Table Report 21:20 GMT Mon 15 Apr, 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: 14552
Prefixes after maximum aggregation (per Origin AS): 8162
Deaggregation factor: 1.78
Unique aggregates announced (without unneeded subnets): 9200
Number of IPv4 prefixes with a valid ROA: 4880
Number of IPv4 prefixes with an invalid ROA: 0
Number of IPv4 prefixes with no ROA: 9672
Total ASes present in the Internet Routing Table: 2165
Prefixes per ASN: 6.72
Origin-only ASes present in the Internet Routing Table: 1836
Origin ASes announcing only one prefix: 820
Transit ASes present in the Internet Routing Table: 329
Transit-only ASes present in the Internet Routing Table: 78
Paths with bogon ASNs present in the IPv4 Routing Table: 82
Average AS path length visible in the Internet Routing Table: 5.4
Max AS path length visible: 17
Max AS path prepend of ASN ( 47805) 11
Prefixes from unregistered ASNs in the Routing Table: 5
Number of instances of unregistered ASNs: 5
Number of 32-bit ASNs allocated by the RIRs: 44132
Number of 32-bit ASNs visible in the Routing Table: 521
Prefixes from 32-bit ASNs in the Routing Table: 1478
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: 161963757
Equivalent to 9 /8s, 167 /16s and 94 /24s
Percentage of available address space announced: 4.4
Percentage of allocated address space announced: 4.4
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: 1777
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 2817
Total APNIC prefixes after maximum aggregation: 1274
APNIC Deaggregation factor: 2.21
Prefixes being announced from the APNIC address blocks: 2818
Unique aggregates announced from the APNIC address blocks: 1377
APNIC Region origin ASes present in the Internet Routing Table: 390
APNIC Prefixes per ASN: 7.23
APNIC Region origin ASes announcing only one prefix: 174
APNIC Region transit ASes present in the Internet Routing Table: 55
Average APNIC Region AS path length visible: 5.3
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 178
Number of APNIC addresses announced to Internet: 30418665
Equivalent to 1 /8s, 208 /16s and 38 /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: 6223
Total ARIN prefixes after maximum aggregation: 3443
ARIN Deaggregation factor: 1.81
Prefixes being announced from the ARIN address blocks: 6238
Unique aggregates announced from the ARIN address blocks: 3979
ARIN Region origin ASes present in the Internet Routing Table: 901
ARIN Prefixes per ASN: 6.92
ARIN Region origin ASes announcing only one prefix: 314
ARIN Region transit ASes present in the Internet Routing Table: 131
Average ARIN Region AS path length visible: 5.2
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 136
Number of ARIN addresses announced to Internet: 69670132
Equivalent to 4 /8s, 39 /16s and 20 /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, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 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: 3355
Total RIPE prefixes after maximum aggregation: 2667
RIPE Deaggregation factor: 1.26
Prefixes being announced from the RIPE address blocks: 3345
Unique aggregates announced from the RIPE address blocks: 2748
RIPE Region origin ASes present in the Internet Routing Table: 598
RIPE Prefixes per ASN: 5.59
RIPE Region origin ASes announcing only one prefix: 259
RIPE Region transit ASes present in the Internet Routing Table: 93
Average RIPE Region AS path length visible: 5.6
Max RIPE Region AS path length visible: 17
Number of RIPE region 32-bit ASNs visible in the Routing Table: 127
Number of RIPE addresses announced to Internet: 55504768
Equivalent to 3 /8s, 78 /16s and 239 /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,
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: 1395
Total LACNIC prefixes after maximum aggregation: 556
LACNIC Deaggregation factor: 2.51
Prefixes being announced from the LACNIC address blocks: 1394
Unique aggregates announced from the LACNIC address blocks: 753
LACNIC Region origin ASes present in the Internet Routing Table: 161
LACNIC Prefixes per ASN: 8.66
LACNIC Region origin ASes announcing only one prefix: 57
LACNIC Region transit ASes present in the Internet Routing Table: 24
Average LACNIC Region AS path length visible: 6.2
Max LACNIC Region AS path length visible: 14
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 66
Number of LACNIC addresses announced to Internet: 4203408
Equivalent to 0 /8s, 64 /16s and 35 /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: 757
Total AfriNIC prefixes after maximum aggregation: 217
AfriNIC Deaggregation factor: 3.49
Prefixes being announced from the AfriNIC address blocks: 757
Unique aggregates announced from the AfriNIC address blocks: 343
AfriNIC Region origin ASes present in the Internet Routing Table: 34
AfriNIC Prefixes per ASN: 22.26
AfriNIC Region origin ASes announcing only one prefix: 16
AfriNIC Region transit ASes present in the Internet Routing Table: 8
Average AfriNIC Region AS path length visible: 4.6
Max AfriNIC Region AS path length visible: 13
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 14
Number of AfriNIC addresses announced to Internet: 2166784
Equivalent to 0 /8s, 33 /16s and 16 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 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 442 180 24 CSTNET-AS-AP Computer Network Informati
7575 332 330 121 AARNET-AS-AP Australian Academic and Re
55824 131 19 19 NKN-CORE-NW NKN Core Network, IN
4538 127 4192 72 ERX-CERNET-BKB China Education and Rese
24313 70 16 1 NSW-DET-AS NSW Department of Education,
4762 61 4 1 MAHIDOL-BORDER-AS Mahidol University, T
2697 58 4 34 ERX-ERNET-AS Education and Research Net
1659 51 1450 34 ERX-TANET-ASN1 Taiwan Academic Network
7645 45 32 2 DEAKINUNIVERSITY-AS-AP Deakin Universit
132524 44 9 11 TIFR-AS Tata Institute of Fundamental R
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
668 203 648 172 DNIC-AS-00668, US
376 201 162 151 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
2152 188 507 95 CSUNET-NW, US
2920 174 34 7 LACOE, US
18558 140 18 4 NETBLK-RCOEK, US
81 127 521 30 NCREN, US
1 126 2 47 LVLT-1, US
32440 119 35 18 LONI, US
270 117 328 81 AS270, 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 1899 250 DFN Verein zur Foerderung eines Deutsch
786 186 1767 183 JANET Jisc Services Limited, GB
8895 161 24 5 ISU Internet Services Unit ISU, SA
559 114 533 104 SWITCH Peering requests: peering at switch
1103 95 1503 83 SURFNET-NL SURFnet, The Netherlands, NL
2614 93 27 73 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
1930 79 88 74 RCCN Fundacao para a Ciencia e a Tecnol
553 78 462 78 BELWUE BelWue-Koordination, DE
3267 76 26 68 RUNNET, 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 158 176 43 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 107 9 51 Red Universitaria Nacional, CL
271640 68 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
4270 49 16 2 Red de Interconexion Universitaria, AR
19611 48 17 2 Associacao Antonio Vieira - Unisinos, B
2715 45 99 34 Fundacao Carlos Chagas Filho de Amparo
61468 43 3 14 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
3596 36 4 3 Universidad Autonoma Metropolitana, MX
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
2018 380 319 71 TENET-1, ZA
36914 178 17 68 KENET-AS, KE
8094 47 48 18 PUKNET, ZA
327700 46 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37501 11 49 6 UOFS, ZA
37654 11 1 6 RwEdNet-AS, RW
37215 9 8 1 MAREN, MW
36982 8 33 8 UCT, ZA
31960 5 1 1 EMUNET, MZ
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 442 180 24 CSTNET-AS-AP Computer Network Informati
2018 380 319 71 TENET-1, ZA
7575 332 330 121 AARNET-AS-AP Australian Academic and Re
680 284 1899 250 DFN Verein zur Foerderung eines Deutsch
668 203 648 172 DNIC-AS-00668, US
376 201 162 151 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
2152 188 507 95 CSUNET-NW, US
786 186 1767 183 JANET Jisc Services Limited, GB
36914 178 17 68 KENET-AS, KE
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
2018 380 309 TENET-1, ZA
7575 332 211 AARNET-AS-AP Australian Academic and Research N
5786 198 197 UPRENET, PR
2920 174 167 LACOE, US
8895 161 156 ISU Internet Services Unit ISU, SA
18558 140 136 NETBLK-RCOEK, US
1916 158 115 Rede Nacional de Ensino e Pesquisa, BR
55824 131 112 NKN-CORE-NW NKN Core Network, IN
36914 178 110 KENET-AS, KE
32440 119 101 LONI, US
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
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
18838 UNALLOCATED 168.8.240.0/20 3480 PEACHNET-AS3480, US
18838 UNALLOCATED 168.9.0.0/20 3480 PEACHNET-AS3480, US
11570 UNALLOCATED 204.134.85.0/24 40498 ABQG, US
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/UniGuam/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 /12:10
/13:17 /14:26 /15:116 /16:1519 /17:347 /18:351
/19:408 /20:668 /21:689 /22:1052 /23:1152 /24:7794
/25:74 /26:45 /27:134 /28:32 /29:74 /30:30
/31:6 /32:5
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 172 178 KENET-AS, KE
8895 156 161 ISU Internet Services Unit ISU, SA
32440 87 119 LONI, US
23024 51 108 OCDE, US
1 43 126 LVLT-1, US
327700 40 46 MoRENet, MZ
3267 36 76 RUNNET, RU
200521 33 56 SEAP-AGE, ES
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
25977 30 44 HCCS, US
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1 4:2 5:15 6:4 8:2 14:91
23:5 24:1 31:1 35:2 38:8 41:118
42:10 44:3 45:31 46:5 47:1 49:9
50:3 59:1 60:6 61:2 62:9 63:3
64:17 65:1 66:24 67:41 68:5 69:12
70:2 72:5 74:14 76:41 77:11 78:2
79:10 80:12 81:23 82:7 83:5 84:4
85:24 86:5 87:1 89:10 91:43 92:2
93:3 94:2 95:2 96:5 97:2 98:2
101:2 102:5 103:250 104:76 108:2 109:7
111:2 113:1 116:8 118:1 119:20 121:10
122:8 123:8 124:42 125:5 128:60 129:34
130:84 131:38 132:55 134:23 136:198 137:169
138:65 139:13 140:34 141:1 142:23 143:24
144:23 145:1 146:133 147:25 148:191 149:12
150:33 151:9 152:131 153:78 154:30 155:51
156:133 157:18 158:35 159:114 160:8 161:7
162:24 163:63 164:8 165:10 166:1 167:12
168:120 169:4 170:87 171:1 172:3 173:7
175:25 176:8 177:6 179:13 180:15 181:1
182:12 185:42 186:3 187:18 188:12 189:3
190:17 191:13 192:1127 193:252 194:117 195:60
196:154 197:100 198:320 199:145 200:259 201:37
202:287 203:214 204:287 205:97 206:146 207:123
208:64 209:116 210:114 211:12 212:158 213:5
214:8 216:45 217:10 218:20 220:4 222:1
223:14
End of report
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