[REN-BGP-stats-all] IPv4 R&E Routing Table Report - Guam (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Aug 8 21:22:01 UTC 2024
IPv4 R&E Routing Table Report 21:20 GMT Thu 08 Aug, 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: 14882
Prefixes after maximum aggregation (per Origin AS): 8223
Deaggregation factor: 1.81
Unique aggregates announced (without unneeded subnets): 9378
Number of IPv4 prefixes with a valid ROA: 5347
Number of IPv4 prefixes with an invalid ROA: 0
Number of IPv4 prefixes with no ROA: 9535
Total ASes present in the Internet Routing Table: 2174
Prefixes per ASN: 6.85
Origin-only ASes present in the Internet Routing Table: 1838
Origin ASes announcing only one prefix: 810
Transit ASes present in the Internet Routing Table: 336
Transit-only ASes present in the Internet Routing Table: 86
Paths with bogon ASNs present in the IPv4 Routing Table: 108
Average AS path length visible in the Internet Routing Table: 5.4
Max AS path length visible: 17
Max AS path prepend of ASN (395156) 12
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: 45123
Number of 32-bit ASNs visible in the Routing Table: 512
Prefixes from 32-bit ASNs in the Routing Table: 1503
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: 1
Number of addresses announced to Internet: 161514284
Equivalent to 9 /8s, 160 /16s and 131 /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: 1796
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 2960
Total APNIC prefixes after maximum aggregation: 1272
APNIC Deaggregation factor: 2.33
Prefixes being announced from the APNIC address blocks: 2961
Unique aggregates announced from the APNIC address blocks: 1450
APNIC Region origin ASes present in the Internet Routing Table: 390
APNIC Prefixes per ASN: 7.59
APNIC Region origin ASes announcing only one prefix: 168
APNIC Region transit ASes present in the Internet Routing Table: 56
Average APNIC Region AS path length visible: 5.3
Max APNIC Region AS path length visible: 14
Number of APNIC region 32-bit ASNs visible in the Routing Table: 175
Number of APNIC addresses announced to Internet: 30472920
Equivalent to 1 /8s, 208 /16s and 250 /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: 6398
Total ARIN prefixes after maximum aggregation: 3573
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 6409
Unique aggregates announced from the ARIN address blocks: 4159
ARIN Region origin ASes present in the Internet Routing Table: 925
ARIN Prefixes per ASN: 6.93
ARIN Region origin ASes announcing only one prefix: 322
ARIN Region transit ASes present in the Internet Routing Table: 133
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: 141
Number of ARIN addresses announced to Internet: 69324356
Equivalent to 4 /8s, 33 /16s and 206 /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: 3339
Total RIPE prefixes after maximum aggregation: 2664
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3329
Unique aggregates announced from the RIPE address blocks: 2748
RIPE Region origin ASes present in the Internet Routing Table: 596
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: 95
Average RIPE Region AS path length visible: 5.6
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 129
Number of RIPE addresses announced to Internet: 55471616
Equivalent to 3 /8s, 78 /16s and 110 /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: 1352
Total LACNIC prefixes after maximum aggregation: 511
LACNIC Deaggregation factor: 2.65
Prefixes being announced from the LACNIC address blocks: 1351
Unique aggregates announced from the LACNIC address blocks: 692
LACNIC Region origin ASes present in the Internet Routing Table: 146
LACNIC Prefixes per ASN: 9.25
LACNIC Region origin ASes announcing only one prefix: 46
LACNIC Region transit ASes present in the Internet Routing Table: 22
Average LACNIC Region AS path length visible: 6.2
Max LACNIC Region AS path length visible: 15
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 55
Number of LACNIC addresses announced to Internet: 4103696
Equivalent to 0 /8s, 62 /16s and 158 /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: 832
Total AfriNIC prefixes after maximum aggregation: 202
AfriNIC Deaggregation factor: 4.12
Prefixes being announced from the AfriNIC address blocks: 831
Unique aggregates announced from the AfriNIC address blocks: 328
AfriNIC Region origin ASes present in the Internet Routing Table: 30
AfriNIC Prefixes per ASN: 27.70
AfriNIC Region origin ASes announcing only one prefix: 15
AfriNIC Region transit ASes present in the Internet Routing Table: 8
Average AfriNIC Region AS path length visible: 5.0
Max AfriNIC Region AS path length visible: 13
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 12
Number of AfriNIC addresses announced to Internet: 2139648
Equivalent to 0 /8s, 32 /16s and 166 /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 447 180 24 CSTNET-AS-AP Computer Network Information
7575 334 330 121 AARNET-AS-AP Australian Academic and Rese
55824 132 18 19 NKN-CORE-NW NKN Core Network, IN
4538 128 4192 72 ERX-CERNET-BKB China Education and Resear
24313 70 16 1 NSW-DET-AS NSW Department of Education, A
2697 58 4 34 ERX-ERNET-AS Education and Research Netwo
1659 53 1466 35 ERX-TANET-ASN1 Taiwan Academic Network TA
38280 50 3 2 MONASHUNI-MY-AS-AP Monash University Sunw
45773 48 3 5 HECPERN-AS-PK PERN AS Content Servie Prov
7645 45 32 2 DEAKINUNIVERSITY-AS-AP Deakin University,
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
668 202 640 173 DNIC-AS-00668, US
376 201 162 150 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
2152 188 507 98 CENIC-2152, US
2920 175 34 7 LACOE, US
18558 135 18 4 NETBLK-RCOEK, US
81 133 517 33 NCREN, US
1 128 2 49 LVLT-1, US
270 117 328 81 AS270, US
23024 96 7 21 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 1899 250 DFN Verein zur Foerderung eines Deutschen
786 184 1767 181 JANET Jisc Services Limited, GB
8895 136 24 5 ISU Internet Services Unit ISU, SA
559 113 533 103 SWITCH Peering requests: peering at switch.c
1103 96 1503 83 SURFNET-NL SURFnet, The Netherlands, NL
2614 90 26 70 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
1930 79 88 74 RCCN Fundacao para a Ciencia e a Tecnolog
553 78 462 78 BELWUE BelWue-Koordination, DE
3267 76 26 66 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 197 176 43 Rede Nacional de Ensino e Pesquisa, BR
28391 153 10 67 Universidad Juarez Autonoma de Tabasco, M
11340 108 9 52 Red Universitaria Nacional, CL
271640 67 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
19611 48 17 2 Associacao Antonio Vieira - Unisinos, BR
2715 45 99 34 Fundacao Carlos Chagas Filho de Amparo a
4270 45 16 1 Red de Interconexion Universitaria, AR
3596 40 8 4 Universidad Autonoma Metropolitana, MX
28614 38 2 2 Fundacao Universidade Regional de Blumena
1251 35 32 25 FUNDACAO DE AMPARO A PESQUISA DO ESTADO S
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 381 319 71 TENET-1, ZA
36914 257 20 53 KENET-AS, KE
8094 47 48 18 PUKNET, ZA
327700 43 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37182 13 8 1 TERNET, TZ
37661 13 8 5 NRaE1-AS, NG
37501 11 49 6 UOFS, ZA
36982 8 33 8 UCT, ZA
37654 5 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
7497 447 180 24 CSTNET-AS-AP Computer Network Information
2018 381 319 71 TENET-1, ZA
7575 334 330 121 AARNET-AS-AP Australian Academic and Rese
680 283 1899 250 DFN Verein zur Foerderung eines Deutschen
36914 257 20 53 KENET-AS, KE
668 202 640 173 DNIC-AS-00668, US
376 201 162 150 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
1916 197 176 43 Rede Nacional de Ensino e Pesquisa, BR
2152 188 507 98 CENIC-2152, US
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 381 310 TENET-1, ZA
7575 334 213 AARNET-AS-AP Australian Academic and Research N
36914 257 204 KENET-AS, KE
5786 198 197 UPRENET, PR
2920 175 168 LACOE, US
1916 197 154 Rede Nacional de Ensino e Pesquisa, BR
8895 136 131 ISU Internet Services Unit ISU, SA
18558 135 131 NETBLK-RCOEK, US
55824 132 113 NKN-CORE-NW NKN Core Network, IN
81 133 100 NCREN, 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
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
164.160.192.0/21 Origin: 37661 NRaE1-AS, NG
164.160.192.0/21 Transit: 37288 WACREN, SN
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /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 /15:113 /16:1514 /17:345 /18:345
/19:424 /20:674 /21:696 /22:1060 /23:1163 /24:8176
/25:36 /26:44 /27:96 /28:33 /29:69 /30:25
/31:9 /32:4
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 241 257 KENET-AS, KE
8895 131 136 ISU Internet Services Unit ISU, SA
1 42 128 LVLT-1, US
1916 39 197 Rede Nacional de Ensino e Pesquisa, BR
23024 38 96 OCDE, US
327700 38 43 MoRENet, MZ
32440 36 63 LONI, US
3267 35 76 NIKS, RU
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
200521 32 54 SEAP-AGE, ES
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 14:92
23:5 24:1 31:1 35:2 37:8 38:9
41:234 42:10 44:3 45:38 46:5 47:1
49:10 50:3 58:1 59:17 60:6 61:2
62:8 63:3 64:17 65:1 66:33 67:41
68:6 69:11 70:2 72:5 74:14 76:41
77:10 78:2 79:10 80:13 81:23 82:6
83:5 84:1 85:32 86:5 87:1 89:10
91:39 92:2 93:11 94:2 95:2 96:5
97:2 98:2 101:1 102:5 103:258 104:78
108:2 109:7 111:16 113:3 114:3 116:8
118:34 119:23 121:24 122:8 123:8 124:42
125:5 128:60 129:30 130:93 131:38 132:63
134:24 136:199 137:174 138:65 139:15 140:32
141:1 142:23 143:25 144:23 145:1 146:133
147:25 148:191 149:13 150:32 151:9 152:133
153:78 154:37 155:52 156:132 157:18 158:35
159:121 160:4 161:10 162:24 163:51 164:8
165:9 166:1 167:10 168:118 169:4 170:84
171:1 172:3 173:6 175:29 176:8 177:6
179:13 180:16 182:12 184:5 185:43 186:3
187:17 188:12 189:3 190:1 191:13 192:1125
193:251 194:112 195:62 196:148 197:50 198:353
199:160 200:275 201:33 202:267 203:245 204:297
205:107 206:167 207:200 208:61 209:113 210:124
211:12 212:159 213:5 214:8 216:43 217:9
218:20 220:4 222:1 223:14
End of report
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