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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jun 21 21:31:14 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Sat 21 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:                             1014404
    Prefixes after maximum aggregation (per Origin AS):          381812
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      482851
    Number of IPv4 prefixes with a valid ROA:                    564523
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         449862
Total ASes present in the Internet Routing Table:                 77033
    Prefixes per ASN:                                             13.17
Origin-only ASes present in the Internet Routing Table:           65930
Origin ASes announcing only one prefix:                           26661
Transit ASes present in the Internet Routing Table:               11103
Transit-only ASes present in the Internet Routing Table:            572
Paths with bogon ASNs present in the IPv4 Routing Table:             68
Average AS path length visible in the Internet Routing Table:       5.4
    Max AS path length visible:                                      57
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1146
    Number of instances of unregistered ASNs:                      1183
Number of 32-bit ASNs allocated by the RIRs:                      46694
Number of 32-bit ASNs visible in the Routing Table:               38446
Prefixes from 32-bit ASNs in the Routing Table:                  209837
Number of bogon 32-bit ASNs visible in the Routing Table:            90
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            314
Number of addresses announced to Internet:                   3111446592
    Equivalent to 185 /8s, 116 /16s and 232 /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:      331371

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

Prefixes being announced by APNIC Region ASes:                   272085
    Total APNIC prefixes after maximum aggregation:               78203
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          263491
    Unique aggregates announced from the APNIC address blocks:   104782
APNIC Region origin ASes present in the Internet Routing Table:   14747
    APNIC Prefixes per ASN:                                       17.87
APNIC Region origin ASes announcing only one prefix:               4465
APNIC Region transit ASes present in the Internet Routing Table:   1993
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10206
Number of APNIC addresses announced to Internet:              754287424
    Equivalent to 44 /8s, 245 /16s and 131 /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:                    293974
    Total ARIN prefixes after maximum aggregation:               131294
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295673
    Unique aggregates announced from the ARIN address blocks:    139598
ARIN Region origin ASes present in the Internet Routing Table:    19227
    ARIN Prefixes per ASN:                                        15.38
ARIN Region origin ASes announcing only one prefix:                7018
ARIN Region transit ASes present in the Internet Routing Table:    2002
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:              1349764096
    Equivalent to 80 /8s, 115 /16s and 196 /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:                    280479
    Total RIPE prefixes after maximum aggregation:               134999
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           279150
    Unique aggregates announced from the RIPE address blocks:    175596
RIPE Region origin ASes present in the Internet Routing Table:    28934
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12027
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:   12510
Number of RIPE addresses announced to Internet:               731118272
    Equivalent to 43 /8s, 147 /16s and 250 /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:                  130215
    Total LACNIC prefixes after maximum aggregation:              29890
    LACNIC Deaggregation factor:                                   4.36
Prefixes being announced from the LACNIC address blocks:         126640
    Unique aggregates announced from the LACNIC address blocks:   48946
LACNIC Region origin ASes present in the Internet Routing Table:  11270
    LACNIC Prefixes per ASN:                                      11.24
LACNIC Region origin ASes announcing only one prefix:              2485
LACNIC Region transit ASes present in the Internet Routing Table:  2518
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        57
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9217
Number of LACNIC addresses announced to Internet:             171297344
    Equivalent to 10 /8s, 53 /16s and 202 /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:                  36505
    Total AfriNIC prefixes after maximum aggregation:              6679
    AfriNIC Deaggregation factor:                                  5.47
Prefixes being announced from the AfriNIC address blocks:         49136
    Unique aggregates announced from the AfriNIC address blocks:  13641
AfriNIC Region origin ASes present in the Internet Routing Table:  1923
    AfriNIC Prefixes per ASN:                                     25.55
AfriNIC Region origin ASes announcing only one prefix:              666
AfriNIC Region transit ASes present in the Internet Routing Table:  381
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1287
Number of AfriNIC addresses announced to Internet:            104822016
    Equivalent to 6 /8s, 63 /16s and 117 /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       11374       8919     162  CHINAMOBILE-CN China Mobile Communication
  7545        6170        846     639  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4885       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4398        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4392       1874      56  VNPT-AS-VN VNPT Corp, VN
  9498        4333        535     311  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3947       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3697       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2889        856     533  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2327        831     218  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       13654      40957    5235  AMAZON-02, US
   174        5359       8743     861  COGENT-174, US
 11492        4780        317     603  CABLEONE, US
  7155        3871        287      89  VIASAT-SP-BACKBONE, US
  6327        3636       1320      81  SHAW, CA
 22773        3348       3016     164  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3227      54767    2478  DNIC-AS-00749, US
396982        3191       3854     427  GOOGLE-CLOUD-PLATFORM, US
 16625        3016       1262    2227  AKAMAI-AS, US
 36352        2823        230     852  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        7674       1713     148  UNI2-AS, ES
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 20940        3967       3395     139  AKAMAI-ASN1, NL
  9009        3900        358    2102  M247, RO
 12389        3121       2304     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2417        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2401        361     576  TELLCOM-AS, TR
212238        2313        169    1695  CDNEXT, GB
  8452        1622       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       12217       3256     574  UNINET, MX
 10620        3505        481    1017  Telmex Colombia S.A., CO
 13999        2536        537     354  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1372       2436     260  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        1081         69     363  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 28202        1052         52       9  MASTER SA, BR
 26615        1049       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        1821        644      27  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        1107       1100      18  MOBINIL, EG
 36935        1077        523      47  Vodafone-, EG
 20011         568        154     212  INTERNET-SOLUTIONS, ZA
 36914         568         82       3  KENET-AS, KE
 15399         540         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       13654      40957    5235  AMAZON-02, US
  8151       12217       3256     574  UNINET, MX
  9808       11374       8919     162  CHINAMOBILE-CN China Mobile Communication
 12479        7674       1713     148  UNI2-AS, ES
  7545        6170        846     639  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5359       8743     861  COGENT-174, US
  4538        4885       4192      75  ERX-CERNET-BKB China Education and Resear
 11492        4780        317     603  CABLEONE, US
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 18403        4398        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       12217        11643  UNINET, MX
  9808       11374        11212  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7674         7526  UNI2-AS, ES
  7545        6170         5531  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4885         4810  ERX-CERNET-BKB China Education and Research Net
 39891        4780         4714  ALJAWWALSTC-AS, SA
   174        5359         4498  COGENT-174, US
 18403        4398         4373  FPT-AS-AP FPT Telecom Company, VN
 45899        4392         4336  VNPT-AS-VN VNPT Corp, VN
 11492        4780         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
23.147.240.0/24      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      /12:301     
/13:585     /14:1214    /15:2171    /16:13969   /17:8519    /18:14343   
/19:25445   /20:46134   /21:53491   /22:114493  /23:107289  /24:625550  
/25:126     /26:112     /27:98      /28:19      /29:74      /30:8       
/31:0       /32:300     

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

   ASN  No of nets  Total ann.  Description
 12479        6596        7674  UNI2-AS, ES
  8151        6431       12217  UNINET, MX
 11492        3576        4780  CABLEONE, US
 39891        3489        4780  ALJAWWALSTC-AS, SA
  6327        3431        3636  SHAW, CA
  7155        2829        3871  VIASAT-SP-BACKBONE, US
 22773        2501        3348  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2348       13654  AMAZON-02, US
 30036        2254        2595  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2192        3505  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)
----------------------------------------------

   1:2446      2:1565      3:827       4:12        5:4843      6:162    
   7:6         8:1603      9:1        11:172      12:1347     13:450    
  14:2595     15:363      16:285      17:380      18:922      20:569    
  21:4        22:188      23:7625     24:2879     25:2        27:2837   
  29:19       31:3419     32:41       33:1        34:84       35:258    
  36:3171     37:4621     38:10508    39:915      40:175      41:4402   
  42:1968     43:2729     44:385      45:19203    46:5210     47:339    
  49:1977     50:1885     51:591      52:1565     54:324      55:1082   
  56:11       57:275      58:2327     59:1328     60:1203     61:3160   
  62:3016     63:1809     64:5523     65:2180     66:4683     67:3084   
  68:1110     69:3947     70:1072     71:631      72:2865     74:2814   
  75:1514     76:622      77:2751     78:1861     79:1731     80:2247   
  81:2075     82:3183     83:1486     84:1884     85:3451     86:1193   
  87:2400     88:1354     89:4442     90:771      91:8472     92:2794   
  93:2964     94:4175     95:4387     96:1472     97:311      98:982    
  99:687     100:72      101:1449    102:4081    103:32862   104:5155   
 105:1190    106:1052    107:2662    108:1254    109:4164    110:2280   
 111:3361    112:2169    113:1879    114:2018    115:2242    116:2147   
 117:2584    118:2929    119:2030    120:2118    121:1456    122:2935   
 123:2619    124:1731    125:2925    126:93      128:1674    129:968    
 130:1321    131:2095    132:790     133:451     134:1554    135:392    
 136:1351    137:1263    138:2984    139:1661    140:1639    141:1507   
 142:1917    143:1899    144:1162    145:544     146:2206    147:2118   
 148:2691    149:2995    150:1286    151:1982    152:2085    153:586    
 154:7644    155:1765    156:2843    157:1925    158:1327    159:2499   
 160:3632    161:1901    162:3886    163:2241    164:1850    165:2025   
 166:1498    167:2001    168:4134    169:794     170:5307    171:1029   
 172:4453    173:3360    174:920     175:1332    176:3794    177:5284   
 178:3777    179:2448    180:2716    181:4252    182:3499    183:2202   
 184:2109    185:21662   186:5456    187:4889    188:4426    189:4474   
 190:9827    191:1901    192:11345   193:9527    194:7991    195:5756   
 196:3343    197:3262    198:6127    199:8538    200:8534    201:6479   
 202:10881   203:10987   204:4565    205:3643    206:4535    207:3513   
 208:4319    209:5166    210:4953    211:2764    212:4655    213:3782   
 214:1023    215:48      216:6801    217:3370    218:1428    219:598    
 220:2090    221:1151    222:977     223:2537   

End of report


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