[REN-BGP-stats-all] IPv4 R&E Routing Table Report - Guam (R&E) view

REN Routing Table Report cscora at frr.nsrc.org
Sun Jul 9 21:20:57 UTC 2023


IPv4 R&E Routing Table Report   21:20 GMT Sun 09 Jul, 2023

  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:                               18495
    Prefixes after maximum aggregation (per Origin AS):           10077
    Deaggregation factor:                                          1.84
    Unique aggregates announced (without unneeded subnets):       11241
    Number of IPv4 prefixes with a valid ROA:                      5170
    Number of IPv4 prefixes with an invalid ROA:                     40
    Number of IPv4 prefixes with no ROA:                          13285
Total ASes present in the Internet Routing Table:                  2688
    Prefixes per ASN:                                              6.88
Origin-only ASes present in the Internet Routing Table:            2304
Origin ASes announcing only one prefix:                            1015
Transit ASes present in the Internet Routing Table:                 384
Transit-only ASes present in the Internet Routing Table:             81
Paths with bogon ASNs present in the IPv4 Routing Table:             69
Average AS path length visible in the Internet Routing Table:       6.0
    Max AS path length visible:                                      21
    Max AS path prepend of ASN (395156)                              12
Prefixes from unregistered ASNs in the Routing Table:                 6
    Number of instances of unregistered ASNs:                         6
Number of 32-bit ASNs allocated by the RIRs:                      42272
Number of 32-bit ASNs visible in the Routing Table:                 618
Prefixes from 32-bit ASNs in the Routing Table:                    1888
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:              4
Number of addresses announced to Internet:                    193422358
    Equivalent to 11 /8s, 135 /16s and 100 /24s
    Percentage of available address space announced:                5.2
    Percentage of allocated address space announced:                5.2
    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:        2348

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                     3887
    Total APNIC prefixes after maximum aggregation:                1593
    APNIC Deaggregation factor:                                    2.44
Prefixes being announced from the APNIC address blocks:            3887
    Unique aggregates announced from the APNIC address blocks:     1898
APNIC Region origin ASes present in the Internet Routing Table:     447
    APNIC Prefixes per ASN:                                        8.70
APNIC Region origin ASes announcing only one prefix:                189
APNIC Region transit ASes present in the Internet Routing Table:     55
Average APNIC Region AS path length visible:                        5.8
    Max APNIC Region AS path length visible:                         14
Number of APNIC region 32-bit ASNs visible in the Routing Table:    189
Number of APNIC addresses announced to Internet:               32249132
    Equivalent to 1 /8s, 236 /16s and 21 /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:                      8421
    Total ARIN prefixes after maximum aggregation:                 4906
    ARIN Deaggregation factor:                                     1.72
Prefixes being announced from the ARIN address blocks:             8436
    Unique aggregates announced from the ARIN address blocks:      5459
ARIN Region origin ASes present in the Internet Routing Table:     1265
    ARIN Prefixes per ASN:                                         6.67
ARIN Region origin ASes announcing only one prefix:                 439
ARIN Region transit ASes present in the Internet Routing Table:     168
Average ARIN Region AS path length visible:                         5.7
    Max ARIN Region AS path length visible:                          21
Number of ARIN region 32-bit ASNs visible in the Routing Table:     193
Number of ARIN addresses announced to Internet:                96389178
    Equivalent to 5 /8s, 190 /16s and 200 /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, 393216-401308
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:                      3587
    Total RIPE prefixes after maximum aggregation:                 2834
    RIPE Deaggregation factor:                                     1.27
Prefixes being announced from the RIPE address blocks:             3577
    Unique aggregates announced from the RIPE address blocks:      2893
RIPE Region origin ASes present in the Internet Routing Table:      679
    RIPE Prefixes per ASN:                                         5.27
RIPE Region origin ASes announcing only one prefix:                 300
RIPE Region transit ASes present in the Internet Routing Table:     106
Average RIPE Region AS path length visible:                         6.6
    Max RIPE Region AS path length visible:                          15
Number of RIPE region 32-bit ASNs visible in the Routing Table:     143
Number of RIPE addresses announced to Internet:                57897728
    Equivalent to 3 /8s, 115 /16s and 115 /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
                       196608-213403
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:                    1510
    Total LACNIC prefixes after maximum aggregation:                566
    LACNIC Deaggregation factor:                                   2.67
Prefixes being announced from the LACNIC address blocks:           1508
    Unique aggregates announced from the LACNIC address blocks:     763
LACNIC Region origin ASes present in the Internet Routing Table:    162
    LACNIC Prefixes per ASN:                                       9.31
LACNIC Region origin ASes announcing only one prefix:                61
LACNIC Region transit ASes present in the Internet Routing Table:    26
Average LACNIC Region AS path length visible:                       7.0
    Max LACNIC Region AS path length visible:                        15
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    66
Number of LACNIC addresses announced to Internet:               4211632
    Equivalent to 0 /8s, 64 /16s and 67 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                   1084
    Total AfriNIC prefixes after maximum aggregation:               172
    AfriNIC Deaggregation factor:                                  6.30
Prefixes being announced from the AfriNIC address blocks:          1083
    Unique aggregates announced from the AfriNIC address blocks:    224
AfriNIC Region origin ASes present in the Internet Routing Table:    51
    AfriNIC Prefixes per ASN:                                     21.24
AfriNIC Region origin ASes announcing only one prefix:               26
AfriNIC Region transit ASes present in the Internet Routing Table:    9
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       17
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   27
Number of AfriNIC addresses announced to Internet:              2669568
    Equivalent to 0 /8s, 40 /16s and 188 /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         434        180      23  CSTNET-AS-AP Computer Network Informati
  7575         351        330     126  AARNET-AS-AP Australian Academic and Re
  1237         197         74     139  KREONET-AS-KR KISTI, KR
  4538         127       4160      73  ERX-CERNET-BKB China Education and Rese
 55824         121         18      14  NKN-CORE-NW NKN Core Network, IN
  4621          70         37      10  UNINET-AS-AP UNINET-, TH
 24313          70         16       1  NSW-DET-AS NSW Department of Education,
  9411          66         16       2  NONTRINET-AS-AP Kasetsart University, T
  4762          65          4       1  MAHIDOL-BORDER-AS Mahidol University, T
 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         217        636     180  DNIC-AS-00668, US
   376         202        178     150  RISQ-AS, CA
  5786         195         16       1  UPRENET, PR
  2152         176        507      94  CSUNET-NW, US
 18558         134         18       4  NETBLK-RCOEK, US
    81         128        521      31  NCREN, US
     1         122          2      46  LVLT-1, US
   270         117        329      82  AS270, US
  2920         117         34       9  LACOE, US
 23024         113          7      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       1919     250  DFN Verein zur Foerderung eines Deutsch
   786         186       1767     183  JANET Jisc Services Limited, GB
  8895         164         24       5  ISU Internet Services Unit ISU, SA
   559         112        533     104  SWITCH Peering requests: peering at switch
  1103          94       1502      83  SURFNET-NL SURFnet, The Netherlands, NL
  2614          94         27      74  ROEDUNET, RO
   137          82        677      77  ASGARR Consortium GARR, IT
   553          74        465      74  BELWUE BelWue-Koordination, DE
  1930          65         81      60  RCCN Fundacao para a Ciencia e a Tecnol
  2200          64        599      59  FR-RENATER Reseau National de telecommu

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         258        192      43  Rede Nacional de Ensino e Pesquisa, BR
 28391         153         10      67  Universidad Juarez Autonoma de Tabasco,
 11340         103         24      47  Red Universitaria Nacional, CL
  2715          58        102      38  Fundacao Carlos Chagas Filho de Amparo 
  1251          56         36      15  FUNDACAO DE AMPARO A PESQUISA DO ESTADO
  4270          48         16       1  Red de Interconexion Universitaria, AR
 61468          42          3      14  CEDIA, EC
 28571          40         39      18  UNIVERSIDADE DE SAO PAULO, BR
 28614          38          2       2  Fundacao Universidade Regional de Blume
 19611          37         17       2  Associacao Antonio Vieira - Unisinos, B

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         369        319      71  TENET-1, ZA
 36914         258         82       3  KENET-AS, KE
327687         165         28       3  RENU, UG
  8094          48         48      15  PUKNET, ZA
327700          40         16       1  MoRENet, MZ
 37215          37          8       1  MAREN, MW
  3208          32          2       1  ARN, DZ
  6879          24          2       9  ENSTINET-, EG
 37074          13          8       2  UG-AS, GH
 37501          11         49       6  UOFS, 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         434        180      23  CSTNET-AS-AP Computer Network Informati
  2018         369        319      71  TENET-1, ZA
  7575         351        330     126  AARNET-AS-AP Australian Academic and Re
   680         284       1919     250  DFN Verein zur Foerderung eines Deutsch
  1916         258        192      43  Rede Nacional de Ensino e Pesquisa, BR
 36914         258         82       3  KENET-AS, KE
   668         217        636     180  DNIC-AS-00668, US
   376         202        178     150  RISQ-AS, CA
  1237         197         74     139  KREONET-AS-KR KISTI, KR
  5786         195         16       1  UPRENET, PR

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         369          298  TENET-1, ZA
 36914         258          255  KENET-AS, KE
  7575         351          225  AARNET-AS-AP Australian Academic and Research N
  1916         258          215  Rede Nacional de Ensino e Pesquisa, BR
  5786         195          194  UPRENET, PR
327687         165          162  RENU, UG
  8895         164          159  ISU Internet Services Unit ISU, SA
 18558         134          130  NETBLK-RCOEK, US
  2920         117          108  LACOE, US
 55824         121          107  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
     29867  UNALLOCATED  64.202.80.0/20           22742  CT-EDU-NET, US
    394607  UNALLOCATED  104.249.65.0/24          23024  OCDE, US
     33008  UNALLOCATED  162.248.66.0/24          11096  FLORIDANET, US
     29867  UNALLOCATED  192.160.243.0/24         22742  CT-EDU-NET, US
     29867  UNALLOCATED  192.160.244.0/24         22742  CT-EDU-NET, US
    394607  UNALLOCATED  216.100.93.0/24          23024  OCDE, US

Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-badAS

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
64.202.80.0/20       Origin:     29867  UNASSIGNED
64.202.80.0/20      Transit:     22742  CT-EDU-NET, US
102.36.194.0/23      Origin:      2018  TENET-1, ZA
102.36.194.0/23     Transit:     11537  INTERNET2-RESEARCH-EDU, US
192.31.196.0/24      Origin:       112  UNASSIGNED
192.31.196.0/24     Transit:      1103  SURFNET-NL SURFnet, The Netherlands, NL
202.58.231.0/24      Origin:    134096  EHEALTHNSW-AS-AP eHealth NSW, AU
202.58.231.0/24     Transit:      7575  AARNET-AS-AP Australian Academic and Res

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       /10:2       /11:1       /12:10      
/13:18      /14:34      /15:122     /16:1834    /17:389     /18:411     
/19:549     /20:819     /21:829     /22:1411    /23:1485    /24:10136   
/25:86      /26:60      /27:137     /28:44      /29:81      /30:18      
/31:3       /32:15      

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 36914         246         258  KENET-AS, KE
  8895         159         164  ISU Internet Services Unit ISU, SA
 32440          78         107  LONI, US
 23024          52         113  OCDE, US
     1          40         122  LVLT-1, US
  1916          39         258  Rede Nacional de Ensino e Pesquisa, BR
 18632          34          66  VOLCANO-VISION, US
327700          34          40  MoRENet, MZ
 28614          32          38  Fundacao Universidade Regional de Blumenau, BR
 46115          32          35  LUTHER, 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      
  14:89       23:8        24:1        31:7        35:4        38:9      
  40:1        41:144      42:10       44:6        45:41       46:5      
  47:1        49:9        50:6        52:1        58:1        59:19     
  60:4        61:3        62:9        63:37       64:54       65:5      
  66:48       67:45       68:14       69:21       70:2        71:1      
  72:7        74:50       76:41       77:9        78:3        79:10     
  80:13       81:26       82:7        83:6        84:12       85:41     
  86:10       87:1        89:10       91:48       92:2        93:4      
  94:4        95:2        97:2        98:2       101:2       102:30     
 103:240     104:80      107:16      108:9       109:9       111:16     
 113:1       114:23      116:6       117:61      118:34      119:18     
 121:26      122:8       123:8       124:38      125:4       128:84     
 129:45      130:88      131:55      132:58      134:101     136:196    
 137:277     138:19      139:15      140:52      141:1       142:39     
 143:29      144:26      145:2       146:131     147:57      148:193    
 149:13      150:38      151:12      152:136     153:78      154:31     
 155:63      156:67      157:21      158:36      159:115     160:5      
 161:25      162:38      163:75      164:10      165:48      166:1      
 167:13      168:124     169:8       170:79      171:1       172:3      
 173:7       175:27      176:8       177:6       179:12      180:15     
 181:1       182:4       184:3       185:54      186:3       187:17     
 188:13      189:3       190:17      191:13      192:1396    193:288    
 194:127     195:79      196:201     197:164     198:512     199:291    
 200:308     201:38      202:452     203:433     204:352     205:131    
 206:194     207:174     208:74      209:122     210:181     211:3      
 212:168     213:5       214:8       216:87      217:11      218:22     
 219:1       220:17      222:2       223:14     

End of report


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