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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jul 2 21:31:21 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Wed 02 Jul, 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:                             1022534
    Prefixes after maximum aggregation (per Origin AS):          383322
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      485523
    Number of IPv4 prefixes with a valid ROA:                    572476
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         450039
Total ASes present in the Internet Routing Table:                 77104
    Prefixes per ASN:                                             13.26
Origin-only ASes present in the Internet Routing Table:           65956
Origin ASes announcing only one prefix:                           26504
Transit ASes present in the Internet Routing Table:               11148
Transit-only ASes present in the Internet Routing Table:            582
Paths with bogon ASNs present in the IPv4 Routing Table:             66
Average AS path length visible in the Internet Routing Table:       5.4
    Max AS path length visible:                                      80
    Max AS path prepend of ASN (133647)                              73
Prefixes from unregistered ASNs in the Routing Table:              1111
    Number of instances of unregistered ASNs:                      1147
Number of 32-bit ASNs allocated by the RIRs:                      46726
Number of 32-bit ASNs visible in the Routing Table:               38525
Prefixes from 32-bit ASNs in the Routing Table:                  213272
Number of bogon 32-bit ASNs visible in the Routing Table:            86
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            319
Number of addresses announced to Internet:                   3111416320
    Equivalent to 185 /8s, 116 /16s and 114 /24s
    Percentage of available address space announced:               84.0
    Percentage of allocated address space announced:               84.0
    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:      334818

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

Prefixes being announced by APNIC Region ASes:                   273756
    Total APNIC prefixes after maximum aggregation:               78609
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          264465
    Unique aggregates announced from the APNIC address blocks:   104939
APNIC Region origin ASes present in the Internet Routing Table:   14768
    APNIC Prefixes per ASN:                                       17.91
APNIC Region origin ASes announcing only one prefix:               4472
APNIC Region transit ASes present in the Internet Routing Table:   2001
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         80
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10231
Number of APNIC addresses announced to Internet:              754406720
    Equivalent to 44 /8s, 247 /16s and 85 /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:                    295273
    Total ARIN prefixes after maximum aggregation:               131743
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           296466
    Unique aggregates announced from the ARIN address blocks:    140439
ARIN Region origin ASes present in the Internet Routing Table:    19241
    ARIN Prefixes per ASN:                                        15.41
ARIN Region origin ASes announcing only one prefix:                7028
ARIN Region transit ASes present in the Internet Routing Table:    2005
Average ARIN Region AS path length visible:                         4.9
    Max ARIN Region AS path length visible:                          34
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5237
Number of ARIN addresses announced to Internet:              1349142272
    Equivalent to 80 /8s, 106 /16s and 71 /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:                    282584
    Total RIPE prefixes after maximum aggregation:               135814
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           281535
    Unique aggregates announced from the RIPE address blocks:    176933
RIPE Region origin ASes present in the Internet Routing Table:    28955
    RIPE Prefixes per ASN:                                         9.72
RIPE Region origin ASes announcing only one prefix:               12002
RIPE Region transit ASes present in the Internet Routing Table:    4011
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:   12539
Number of RIPE addresses announced to Internet:               731376832
    Equivalent to 43 /8s, 151 /16s and 236 /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:                  132633
    Total LACNIC prefixes after maximum aggregation:              29700
    LACNIC Deaggregation factor:                                   4.47
Prefixes being announced from the LACNIC address blocks:         128992
    Unique aggregates announced from the LACNIC address blocks:   48987
LACNIC Region origin ASes present in the Internet Routing Table:  11280
    LACNIC Prefixes per ASN:                                      11.44
LACNIC Region origin ASes announcing only one prefix:              2348
LACNIC Region transit ASes present in the Internet Routing Table:  2548
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9231
Number of LACNIC addresses announced to Internet:             171186688
    Equivalent to 10 /8s, 52 /16s and 26 /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:                  37177
    Total AfriNIC prefixes after maximum aggregation:              6737
    AfriNIC Deaggregation factor:                                  5.52
Prefixes being announced from the AfriNIC address blocks:         50757
    Unique aggregates announced from the AfriNIC address blocks:  13932
AfriNIC Region origin ASes present in the Internet Routing Table:  1924
    AfriNIC Prefixes per ASN:                                     26.38
AfriNIC Region origin ASes announcing only one prefix:              654
AfriNIC Region transit ASes present in the Internet Routing Table:  384
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1287
Number of AfriNIC addresses announced to Internet:            105100032
    Equivalent to 6 /8s, 67 /16s and 179 /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       11563       8919     170  CHINAMOBILE-CN China Mobile Communication
  7545        6134        839     613  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 45899        4378       1874      56  VNPT-AS-VN VNPT Corp, VN
 18403        4355        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4353        536     314  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3921       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3700       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2897        861     525  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2559        832     219  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       13612      40950    5231  AMAZON-02, US
   174        5272       8768     861  COGENT-174, US
 11492        4781        317     604  CABLEONE, US
  7155        3871        287      89  VIASAT-SP-BACKBONE, US
  6327        3637       1320      82  SHAW, CA
 22773        3337       3016     165  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3226      54767    2477  DNIC-AS-00749, US
396982        3191       3854     428  GOOGLE-CLOUD-PLATFORM, US
 16625        2981       1249    2213  AKAMAI-AS, US
  4155        2845        216    1732  USDA-1, 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        7658       1713     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3964       3396     140  AKAMAI-ASN1, NL
  9009        3779        351    2106  M247, RO
 12389        3125       2305     883  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2402        361     582  TELLCOM-AS, TR
  5384        2385        585      29  EMIRATES-INTERNET Emirates Internet, AE
212238        2341        169    1709  CDNEXT, GB
  8452        1615       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       12272       3256     578  UNINET, MX
 10620        3508        481    1019  Telmex Colombia S.A., CO
 13999        2530        537     360  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1369       2435     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1344        787     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1195        371      22  Telefonica del Peru S.A.A., PE
 11664        1159        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1065         68     370  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1056       2487      55  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        1784        604      28  RAYA-AS, EG
 24863        1621        389      17  LINKdotNET-AS, EG
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1431       1519     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 37069        1108       1100      18  MOBINIL, EG
 36935         939        520      44  Vodafone-, EG
 20011         603        168     245  INTERNET-SOLUTIONS, ZA
 36914         577         82       3  KENET-AS, KE
 15399         541         57      60  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       13612      40950    5231  AMAZON-02, US
  8151       12272       3256     578  UNINET, MX
  9808       11563       8919     170  CHINAMOBILE-CN China Mobile Communication
 12479        7658       1713     148  UNI2-AS, ES
  7545        6134        839     613  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5272       8768     861  COGENT-174, US
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4781        317     604  CABLEONE, US
 45899        4378       1874      56  VNPT-AS-VN VNPT Corp, 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       12272        11694  UNINET, MX
  9808       11563        11393  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7658         7510  UNI2-AS, ES
  7545        6134         5521  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886         4811  ERX-CERNET-BKB China Education and Research Net
 39891        4798         4735  ALJAWWALSTC-AS, SA
   174        5272         4411  COGENT-174, US
 18403        4355         4330  FPT-AS-AP FPT Telecom Company, VN
 45899        4378         4322  VNPT-AS-VN VNPT Corp, VN
 11492        4781         4177  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
23.142.24.0/24       Origin:     62164  HEYMMAN-2, CA
23.142.24.0/24      Transit:     64236  UNREAL-SERVERS, 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

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      /12:299     
/13:586     /14:1215    /15:2176    /16:13940   /17:8523    /18:14391   
/19:25452   /20:46272   /21:53760   /22:114856  /23:109235  /24:630924  
/25:131     /26:111     /27:99      /28:19      /29:75      /30:8       
/31:0       /32:299     

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

   ASN  No of nets  Total ann.  Description
 12479        6581        7658  UNI2-AS, ES
  8151        6459       12272  UNINET, MX
 11492        3577        4781  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3431        3637  SHAW, CA
  7155        2829        3871  VIASAT-SP-BACKBONE, US
 22773        2490        3337  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2349       13612  AMAZON-02, US
 30036        2264        2605  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2195        3508  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)
----------------------------------------------

   1:2454      2:1609      3:825       4:12        5:5102      6:162    
   7:6         8:1606      9:1        11:172      12:1345     13:449    
  14:2609     15:364      16:285      17:384      18:894      20:581    
  21:4        22:188      23:7671     24:2821     25:2        27:2843   
  29:19       31:3441     32:47       33:1        34:84       35:260    
  36:3248     37:4647     38:10465    39:915      40:210      41:4467   
  42:1915     43:2758     44:381      45:19551    46:5254     47:344    
  49:1893     50:1897     51:592      52:1556     54:320      55:1098   
  56:11       57:273      58:2318     59:1367     60:1205     61:3171   
  62:3042     63:1814     64:5567     65:2197     66:4790     67:3128   
  68:1101     69:4027     70:1058     71:628      72:2953     74:2818   
  75:1525     76:608      77:2869     78:1897     79:1757     80:2246   
  81:2105     82:3191     83:1511     84:1891     85:3464     86:1181   
  87:2415     88:1372     89:4466     90:779      91:8507     92:2823   
  93:2978     94:4199     95:4425     96:1496     97:311      98:958    
  99:691     100:72      101:1446    102:4270    103:32848   104:5211   
 105:1186    106:985     107:2641    108:1272    109:4223    110:2294   
 111:3298    112:2213    113:1899    114:2015    115:2286    116:2142   
 117:2597    118:2967    119:2028    120:2169    121:1460    122:2936   
 123:2646    124:1766    125:2924    126:93      128:1685    129:976    
 130:1333    131:2126    132:794     133:451     134:1563    135:391    
 136:1396    137:1265    138:3006    139:1666    140:1651    141:1517   
 142:1940    143:1991    144:1173    145:561     146:2201    147:2113   
 148:2718    149:2995    150:1289    151:2165    152:2112    153:590    
 154:8106    155:1784    156:3227    157:1937    158:1328    159:2509   
 160:3695    161:1903    162:3901    163:2245    164:1901    165:2090   
 166:1516    167:2028    168:4172    169:795     170:5393    171:1020   
 172:4440    173:3390    174:919     175:1345    176:3825    177:5410   
 178:4008    179:2480    180:2718    181:4250    182:3519    183:2219   
 184:2119    185:21903   186:5527    187:4898    188:4433    189:4525   
 190:9813    191:1606    192:11354   193:9541    194:7974    195:5787   
 196:3417    197:3419    198:6122    199:8591    200:8677    201:6503   
 202:10969   203:10948   204:4586    205:3631    206:4535    207:3554   
 208:4304    209:5159    210:4983    211:2781    212:4658    213:3853   
 214:1013    215:46      216:6835    217:3401    218:1434    219:610    
 220:2144    221:1167    222:978     223:2613   

End of report


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