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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jun 7 21:29:49 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Sat 07 Jun, 2025

  IPv4 BGP Table (Global) as seen at Guam.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/Guam/

Analysis Summary
----------------

BGP routing table entries examined:                             1006764
    Prefixes after maximum aggregation (per Origin AS):          381185
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      482539
    Number of IPv4 prefixes with a valid ROA:                    558687
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         448059
Total ASes present in the Internet Routing Table:                 77006
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           65917
Origin ASes announcing only one prefix:                           26904
Transit ASes present in the Internet Routing Table:               11089
Transit-only ASes present in the Internet Routing Table:            566
Paths with bogon ASNs present in the IPv4 Routing Table:             60
Average AS path length visible in the Internet Routing Table:       5.3
    Max AS path length visible:                                      57
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:               976
    Number of instances of unregistered ASNs:                      1008
Number of 32-bit ASNs allocated by the RIRs:                      46622
Number of 32-bit ASNs visible in the Routing Table:               38376
Prefixes from 32-bit ASNs in the Routing Table:                  206786
Number of bogon 32-bit ASNs visible in the Routing Table:            80
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            300
Number of addresses announced to Internet:                   3115930688
    Equivalent to 185 /8s, 185 /16s and 84 /24s
    Percentage of available address space announced:               84.2
    Percentage of allocated address space announced:               84.2
    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:      327701

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

Prefixes being announced by APNIC Region ASes:                   270796
    Total APNIC prefixes after maximum aggregation:               78099
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          262196
    Unique aggregates announced from the APNIC address blocks:   104671
APNIC Region origin ASes present in the Internet Routing Table:   14716
    APNIC Prefixes per ASN:                                       17.82
APNIC Region origin ASes announcing only one prefix:               4471
APNIC Region transit ASes present in the Internet Routing Table:   1989
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10172
Number of APNIC addresses announced to Internet:              754304320
    Equivalent to 44 /8s, 245 /16s and 197 /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, 131072-155961
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:                    293389
    Total ARIN prefixes after maximum aggregation:               131126
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           294995
    Unique aggregates announced from the ARIN address blocks:    139734
ARIN Region origin ASes present in the Internet Routing Table:    19249
    ARIN Prefixes per ASN:                                        15.33
ARIN Region origin ASes announcing only one prefix:                7042
ARIN Region transit ASes present in the Internet Routing Table:    1995
Average ARIN Region AS path length visible:                         4.8
    Max ARIN Region AS path length visible:                          34
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5226
Number of ARIN addresses announced to Internet:              1353290240
    Equivalent to 80 /8s, 169 /16s and 146 /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:                    278944
    Total RIPE prefixes after maximum aggregation:               134763
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           277485
    Unique aggregates announced from the RIPE address blocks:    175314
RIPE Region origin ASes present in the Internet Routing Table:    28947
    RIPE Prefixes per ASN:                                         9.59
RIPE Region origin ASes announcing only one prefix:               12052
RIPE Region transit ASes present in the Internet Routing Table:    4010
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12484
Number of RIPE addresses announced to Internet:               731353280
    Equivalent to 43 /8s, 151 /16s and 144 /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:                  126171
    Total LACNIC prefixes after maximum aggregation:              29853
    LACNIC Deaggregation factor:                                   4.23
Prefixes being announced from the LACNIC address blocks:         122433
    Unique aggregates announced from the LACNIC address blocks:   48991
LACNIC Region origin ASes present in the Internet Routing Table:  11262
    LACNIC Prefixes per ASN:                                      10.87
LACNIC Region origin ASes announcing only one prefix:              2662
LACNIC Region transit ASes present in the Internet Routing Table:  2516
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        57
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9212
Number of LACNIC addresses announced to Internet:             171919936
    Equivalent to 10 /8s, 63 /16s and 74 /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:                  36488
    Total AfriNIC prefixes after maximum aggregation:              6737
    AfriNIC Deaggregation factor:                                  5.42
Prefixes being announced from the AfriNIC address blocks:         49355
    Unique aggregates announced from the AfriNIC address blocks:  13556
AfriNIC Region origin ASes present in the Internet Routing Table:  1915
    AfriNIC Prefixes per ASN:                                     25.77
AfriNIC Region origin ASes announcing only one prefix:              677
AfriNIC Region transit ASes present in the Internet Routing Table:  380
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1282
Number of AfriNIC addresses announced to Internet:            104908032
    Equivalent to 6 /8s, 64 /16s and 197 /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
  9808       11214       8916     154  CHINAMOBILE-CN China Mobile Communication
  7545        6168        843     640  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4853       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4454        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4366       1874      56  VNPT-AS-VN VNPT Corp, VN
  9498        4303        534     304  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3951       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3697       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2881        854     529  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2243        831     217  CMNET-JIANGSU-AP China Mobile communicati

Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       13651      40956    5215  AMAZON-02, US
   174        5205       8746     889  COGENT-174, US
 11492        4760        316     593  CABLEONE, US
  7155        3877        287      89  VIASAT-SP-BACKBONE, US
  6327        3632       1320      81  SHAW, CA
 22773        3349       3032     168  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3229      54783    2480  DNIC-AS-00749, US
396982        3181       3853     423  GOOGLE-CLOUD-PLATFORM, US
 16625        3024       1261    2228  AKAMAI-AS, US
 36352        2815        230     855  AS-COLOCROSSING, US

Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7684       1714     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3960       3395     139  AKAMAI-ASN1, NL
  9009        3879        355    2086  M247, RO
 12389        3112       2306     888  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2415        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2391        360     580  TELLCOM-AS, TR
212238        2248        163    1639  CDNEXT, GB
  8452        1612       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA

Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12183       3255     582  UNINET, MX
 10620        3499        480    1017  Telmex Colombia S.A., CO
 13999        2548        540     363  Mega Cable, S.A. de C.V., MX
 11830        1991        369      64  Instituto Costarricense de Electricidad y
 28573        1371       2436     266  Claro NXT Telecomunicacoes Ltda, BR
  3816        1340        787     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1199        371      22  Telefonica del Peru S.A.A., PE
 22884        1064         68     376  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1038        373     162  Axtel, S.A.B. de C.V., MX
 26615        1035       2503      52  TIM SA, BR

Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1780        644      27  RAYA-AS, EG
 24863        1634        389      17  LINKdotNET-AS, EG
 29571        1614        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1431       1519     280  ETISALAT-MISR, EG
 36903        1247        553     104  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1050        520      44  Vodafone-, EG
 20011         980        185     285  INTERNET-SOLUTIONS, ZA
 36914         558         82       3  KENET-AS, KE
 15399         539         57      59  WANANCHI-, KE

Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       13651      40956    5215  AMAZON-02, US
  8151       12183       3255     582  UNINET, MX
  9808       11214       8916     154  CHINAMOBILE-CN China Mobile Communication
 12479        7684       1714     148  UNI2-AS, ES
  7545        6168        843     640  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5205       8746     889  COGENT-174, US
  4538        4853       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4760        316     593  CABLEONE, US
 18403        4454        347      25  FPT-AS-AP FPT Telecom Company, VN

Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  8151       12183        11601  UNINET, MX
  9808       11214        11060  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7684         7536  UNI2-AS, ES
  7545        6168         5528  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4853         4778  ERX-CERNET-BKB China Education and Research Net
 39891        4798         4735  ALJAWWALSTC-AS, SA
 18403        4454         4429  FPT-AS-AP FPT Telecom Company, VN
   174        5205         4316  COGENT-174, US
 45899        4366         4310  VNPT-AS-VN VNPT Corp, VN
 11492        4760         4167  CABLEONE, US

Complete listing at https://bgp.nsrc.org/REN/Guam/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
    395195  UNALLOCATED  8.38.115.0/24             3356  LEVEL3, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/Guam/data-spar

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

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.147.240.0/24      Origin:     32302  RESERVED, ZZ
23.147.240.0/24     Transit:     32787  PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE
23.155.208.0/24      Origin:    396169  AS-GHCIL-01, US
23.155.208.0/24     Transit:     35985  ONERINGNET-ATL-1, US
23.159.56.0/24       Origin:       174  COGENT-174, US
23.159.56.0/24      Transit:      2914  NTT-DATA-2914, US

Complete listing at https://bgp.nsrc.org/REN/Guam/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        /8:16       /9:14      /10:41      /11:92      /12:300     
/13:585     /14:1226    /15:2183    /16:14012   /17:8505    /18:14490   
/19:25413   /20:45898   /21:53125   /22:113989  /23:105834  /24:620302  
/25:126     /26:112     /27:100     /28:18      /29:75      /30:10      
/31:0       /32:298     

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

   ASN  No of nets  Total ann.  Description
 12479        6603        7684  UNI2-AS, ES
  8151        6384       12183  UNINET, MX
 11492        3557        4760  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3427        3632  SHAW, CA
  7155        2835        3877  VIASAT-SP-BACKBONE, US
 22773        2498        3349  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2384       13651  AMAZON-02, US
 30036        2243        2584  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2186        3499  Telmex Colombia S.A., CO

Complete listing at https://bgp.nsrc.org/REN/Guam/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2437      2:1614      3:807       4:11        5:4796      6:162    
   7:6         8:1607      9:1        11:172      12:1356     13:440    
  14:2591     15:361      16:285      17:380      18:920      20:559    
  21:4        22:188      23:7584     24:2807     25:2        27:2837   
  29:19       31:3358     32:40       33:1        34:84       35:258    
  36:3078     37:4636     38:10341    39:919      40:173      41:4307   
  42:1993     43:2720     44:381      45:18778    46:5193     47:338    
  49:1974     50:1884     51:591      52:1571     54:321      55:1084   
  56:11       57:267      58:2321     59:1323     60:1199     61:3158   
  62:2969     63:1808     64:5476     65:2185     66:4661     67:3064   
  68:1125     69:3946     70:1079     71:636      72:2840     74:2807   
  75:1516     76:616      77:2716     78:1892     79:1724     80:2251   
  81:2061     82:3136     83:1482     84:1881     85:3448     86:1175   
  87:2410     88:1301     89:4438     90:772      91:8421     92:2775   
  93:2931     94:4183     95:4364     96:1462     97:311      98:979    
  99:697     100:73      101:1441    102:4024    103:32692   104:5091   
 105:1120    106:1040    107:2656    108:1254    109:4152    110:2285   
 111:3346    112:2157    113:1862    114:1999    115:2198    116:2116   
 117:2575    118:2926    119:2023    120:2043    121:1458    122:2912   
 123:2611    124:1727    125:2918    126:93      128:1660    129:981    
 130:1327    131:2023    132:782     133:449     134:1551    135:335    
 136:1354    137:1267    138:2937    139:1670    140:1621    141:1502   
 142:1901    143:1826    144:1135    145:527     146:2205    147:2119   
 148:2719    149:2975    150:1267    151:1951    152:2089    153:588    
 154:7744    155:1741    156:3036    157:1906    158:1323    159:2494   
 160:3618    161:1867    162:3821    163:2202    164:1877    165:2233   
 166:1472    167:1949    168:4071    169:797     170:5185    171:1029   
 172:4432    173:3321    174:916     175:1331    176:3723    177:4849   
 178:3726    179:2361    180:2717    181:4105    182:3478    183:2169   
 184:2098    185:21684   186:5238    187:4578    188:4260    189:4367   
 190:9632    191:1515    192:11320   193:9498    194:7954    195:5686   
 196:3278    197:3659    198:6114    199:8542    200:8278    201:6410   
 202:10833   203:10935   204:4551    205:3621    206:4503    207:3502   
 208:4273    209:5155    210:4936    211:2754    212:4633    213:3751   
 214:1028    215:48      216:6798    217:3322    218:1426    219:585    
 220:2096    221:1127    222:976     223:2506   

End of report


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