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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jul 6 21:31:02 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Sun 06 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:                             1023276
    Prefixes after maximum aggregation (per Origin AS):          383362
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      485987
    Number of IPv4 prefixes with a valid ROA:                    572903
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         450354
Total ASes present in the Internet Routing Table:                 77113
    Prefixes per ASN:                                             13.27
Origin-only ASes present in the Internet Routing Table:           65961
Origin ASes announcing only one prefix:                           26502
Transit ASes present in the Internet Routing Table:               11152
Transit-only ASes present in the Internet Routing Table:            574
Paths with bogon ASNs present in the IPv4 Routing Table:             62
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:              1141
    Number of instances of unregistered ASNs:                      1176
Number of 32-bit ASNs allocated by the RIRs:                      46782
Number of 32-bit ASNs visible in the Routing Table:               38547
Prefixes from 32-bit ASNs in the Routing Table:                  213684
Number of bogon 32-bit ASNs visible in the Routing Table:            84
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            317
Number of addresses announced to Internet:                   3111639297
    Equivalent to 185 /8s, 119 /16s and 217 /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:      335064

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

Prefixes being announced by APNIC Region ASes:                   273819
    Total APNIC prefixes after maximum aggregation:               78401
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          264591
    Unique aggregates announced from the APNIC address blocks:   105013
APNIC Region origin ASes present in the Internet Routing Table:   14784
    APNIC Prefixes per ASN:                                       17.90
APNIC Region origin ASes announcing only one prefix:               4484
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:  10244
Number of APNIC addresses announced to Internet:              754512960
    Equivalent to 44 /8s, 248 /16s and 244 /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:                    295486
    Total ARIN prefixes after maximum aggregation:               131841
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           296721
    Unique aggregates announced from the ARIN address blocks:    140573
ARIN Region origin ASes present in the Internet Routing Table:    19239
    ARIN Prefixes per ASN:                                        15.42
ARIN Region origin ASes announcing only one prefix:                7022
ARIN Region transit ASes present in the Internet Routing Table:    2007
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:    5239
Number of ARIN addresses announced to Internet:              1349248000
    Equivalent to 80 /8s, 107 /16s and 228 /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:                    282599
    Total RIPE prefixes after maximum aggregation:               135938
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           281540
    Unique aggregates announced from the RIPE address blocks:    177062
RIPE Region origin ASes present in the Internet Routing Table:    28958
    RIPE Prefixes per ASN:                                         9.72
RIPE Region origin ASes announcing only one prefix:               11997
RIPE Region transit ASes present in the Internet Routing Table:    4015
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:   12542
Number of RIPE addresses announced to Internet:               731323329
    Equivalent to 43 /8s, 151 /16s and 27 /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:                  132869
    Total LACNIC prefixes after maximum aggregation:              29717
    LACNIC Deaggregation factor:                                   4.47
Prefixes being announced from the LACNIC address blocks:         129235
    Unique aggregates announced from the LACNIC address blocks:   49040
LACNIC Region origin ASes present in the Internet Routing Table:  11280
    LACNIC Prefixes per ASN:                                      11.46
LACNIC Region origin ASes announcing only one prefix:              2346
LACNIC Region transit ASes present in the Internet Routing Table:  2542
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:  9237
Number of LACNIC addresses announced to Internet:             171219456
    Equivalent to 10 /8s, 52 /16s and 154 /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:                  37362
    Total AfriNIC prefixes after maximum aggregation:              6740
    AfriNIC Deaggregation factor:                                  5.54
Prefixes being announced from the AfriNIC address blocks:         50872
    Unique aggregates announced from the AfriNIC address blocks:  14008
AfriNIC Region origin ASes present in the Internet Routing Table:  1921
    AfriNIC Prefixes per ASN:                                     26.48
AfriNIC Region origin ASes announcing only one prefix:              653
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:                       32
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1285
Number of AfriNIC addresses announced to Internet:            105132800
    Equivalent to 6 /8s, 68 /16s and 51 /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       11710       8919     171  CHINAMOBILE-CN China Mobile Communication
  7545        6135        839     613  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 45899        4377       1874      55  VNPT-AS-VN VNPT Corp, VN
 18403        4369        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4361        536     314  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3949       1332      28  VIETEL-AS-AP Viettel Group, VN
  7713        3700       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2899        862     526  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2564        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       13598      40952    5234  AMAZON-02, US
   174        5273       8767     862  COGENT-174, US
 11492        4781        317     604  CABLEONE, US
  7155        3871        287      89  VIASAT-SP-BACKBONE, US
  6327        3638       1320      82  SHAW, CA
 22773        3338       3016     165  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3226      54767    2477  DNIC-AS-00749, US
396982        3192       3854     429  GOOGLE-CLOUD-PLATFORM, US
 16625        2980       1249    2214  AKAMAI-AS, US
  4155        2836        215    1730  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        7654       1713     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3970       3396     140  AKAMAI-ASN1, NL
  9009        3781        351    2107  M247, RO
 12389        3125       2305     883  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2402        361     582  TELLCOM-AS, TR
  5384        2383        585      29  EMIRATES-INTERNET Emirates Internet, AE
212238        2354        168    1722  CDNEXT, GB
 13188        1606        100      34  TRIOLAN, UA
  8452        1582       1852      14  TE-AS TE-AS, EG

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       12313       3259     575  UNINET, MX
 10620        3508        481    1019  Telmex Colombia S.A., CO
 13999        2538        538     356  Mega Cable, S.A. de C.V., MX
 11830        1986        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        1194        371      22  Telefonica del Peru S.A.A., PE
 11664        1157        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1064         68     372  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1023        373     162  Axtel, S.A.B. de C.V., MX

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        1819        660      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        1248        553      97  MT-MPLS, MA
 37069        1108       1100      18  MOBINIL, EG
 36935        1061        520      44  Vodafone-, EG
 20011         603        168     245  INTERNET-SOLUTIONS, ZA
 36914         580         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       13598      40952    5234  AMAZON-02, US
  8151       12313       3259     575  UNINET, MX
  9808       11710       8919     171  CHINAMOBILE-CN China Mobile Communication
 12479        7654       1713     148  UNI2-AS, ES
  7545        6135        839     613  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5273       8767     862  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        4377       1874      55  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       12313        11738  UNINET, MX
  9808       11710        11539  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7654         7506  UNI2-AS, ES
  7545        6135         5522  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        5273         4411  COGENT-174, US
 18403        4369         4344  FPT-AS-AP FPT Telecom Company, VN
 45899        4377         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    /15:2172    /16:13913   /17:8517    /18:14393   
/19:25446   /20:46315   /21:53804   /22:114907  /23:109305  /24:631496  
/25:131     /26:111     /27:101     /28:19      /29:75      /30:8       
/31:0       /32:300     

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

   ASN  No of nets  Total ann.  Description
 12479        6577        7654  UNI2-AS, ES
  8151        6495       12313  UNINET, MX
 11492        3577        4781  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3433        3638  SHAW, CA
  7155        2829        3871  VIASAT-SP-BACKBONE, US
 22773        2491        3338  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2336       13598  AMAZON-02, US
 30036        2263        2604  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)
----------------------------------------------

   1:2456      2:1609      3:827       4:12        5:5120      6:162    
   7:6         8:1604      9:1        11:172      12:1344     13:452    
  14:2618     15:364      16:285      17:385      18:895      20:582    
  21:4        22:188      23:7716     24:2820     25:2        27:2846   
  29:19       31:3454     32:47       33:1        34:84       35:259    
  36:3291     37:4633     38:10528    39:916      40:232      41:4471   
  42:1917     43:2769     44:379      45:19548    46:5222     47:344    
  49:1848     50:1894     51:592      52:1556     54:321      55:1097   
  56:11       57:277      58:2298     59:1368     60:1205     61:3171   
  62:3041     63:1813     64:5580     65:2196     66:4791     67:3131   
  68:1101     69:4032     70:1057     71:626      72:2952     74:2820   
  75:1524     76:607      77:2867     78:1898     79:1754     80:2243   
  81:2106     82:3198     83:1513     84:1892     85:3469     86:1179   
  87:2421     88:1373     89:4447     90:777      91:8515     92:2821   
  93:2992     94:4183     95:4424     96:1502     97:310      98:960    
  99:692     100:72      101:1442    102:4282    103:32854   104:5233   
 105:1186    106:988     107:2638    108:1272    109:4233    110:2293   
 111:3317    112:2215    113:1900    114:1991    115:2284    116:2149   
 117:2604    118:3019    119:2029    120:2168    121:1406    122:2936   
 123:2707    124:1767    125:2933    126:91      128:1684    129:977    
 130:1332    131:2130    132:776     133:451     134:1578    135:392    
 136:1391    137:1271    138:3010    139:1665    140:1652    141:1510   
 142:1922    143:1993    144:1170    145:561     146:2199    147:2110   
 148:2718    149:3022    150:1288    151:2194    152:2110    153:590    
 154:8127    155:1789    156:3244    157:1942    158:1335    159:2512   
 160:3699    161:1904    162:3887    163:2242    164:1898    165:2106   
 166:1512    167:2034    168:4162    169:790     170:5395    171:1020   
 172:4430    173:3389    174:919     175:1349    176:3815    177:5422   
 178:4014    179:2489    180:2678    181:4254    182:3524    183:2225   
 184:2120    185:21924   186:5548    187:4948    188:4440    189:4564   
 190:9867    191:1601    192:11360   193:9546    194:7978    195:5795   
 196:3422    197:3424    198:6122    199:8582    200:8668    201:6528   
 202:10977   203:10956   204:4589    205:3639    206:4536    207:3561   
 208:4303    209:5163    210:4986    211:2782    212:4661    213:3854   
 214:1013    215:46      216:6834    217:3399    218:1432    219:610    
 220:2148    221:1156    222:966     223:2608   

End of report


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