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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jun 10 21:29:44 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Tue 10 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:                             1007454
    Prefixes after maximum aggregation (per Origin AS):          381597
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      482438
    Number of IPv4 prefixes with a valid ROA:                    559601
    Number of IPv4 prefixes with an invalid ROA:                     24
    Number of IPv4 prefixes with no ROA:                         447829
Total ASes present in the Internet Routing Table:                 77019
    Prefixes per ASN:                                             13.08
Origin-only ASes present in the Internet Routing Table:           65923
Origin ASes announcing only one prefix:                           26878
Transit ASes present in the Internet Routing Table:               11096
Transit-only ASes present in the Internet Routing Table:            574
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:               982
    Number of instances of unregistered ASNs:                      1014
Number of 32-bit ASNs allocated by the RIRs:                      46631
Number of 32-bit ASNs visible in the Routing Table:               38387
Prefixes from 32-bit ASNs in the Routing Table:                  206896
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:            302
Number of addresses announced to Internet:                   3116179264
    Equivalent to 185 /8s, 189 /16s and 31 /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:      327852

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

Prefixes being announced by APNIC Region ASes:                   271083
    Total APNIC prefixes after maximum aggregation:               78125
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          262501
    Unique aggregates announced from the APNIC address blocks:   104506
APNIC Region origin ASes present in the Internet Routing Table:   14708
    APNIC Prefixes per ASN:                                       17.85
APNIC Region origin ASes announcing only one prefix:               4461
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:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10170
Number of APNIC addresses announced to Internet:              754767936
    Equivalent to 44 /8s, 252 /16s and 216 /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:                    293418
    Total ARIN prefixes after maximum aggregation:               131352
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           294956
    Unique aggregates announced from the ARIN address blocks:    139597
ARIN Region origin ASes present in the Internet Routing Table:    19243
    ARIN Prefixes per ASN:                                        15.33
ARIN Region origin ASes announcing only one prefix:                7027
ARIN Region transit ASes present in the Internet Routing Table:    1992
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:    5224
Number of ARIN addresses announced to Internet:              1353118464
    Equivalent to 80 /8s, 166 /16s and 243 /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:                    279088
    Total RIPE prefixes after maximum aggregation:               134906
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           277663
    Unique aggregates announced from the RIPE address blocks:    175492
RIPE Region origin ASes present in the Internet Routing Table:    28966
    RIPE Prefixes per ASN:                                         9.59
RIPE Region origin ASes announcing only one prefix:               12060
RIPE Region transit ASes present in the Internet Routing Table:    4022
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:   12505
Number of RIPE addresses announced to Internet:               731399616
    Equivalent to 43 /8s, 152 /16s and 69 /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:                  126239
    Total LACNIC prefixes after maximum aggregation:              29868
    LACNIC Deaggregation factor:                                   4.23
Prefixes being announced from the LACNIC address blocks:         122492
    Unique aggregates announced from the LACNIC address blocks:   49013
LACNIC Region origin ASes present in the Internet Routing Table:  11262
    LACNIC Prefixes per ASN:                                      10.88
LACNIC Region origin ASes announcing only one prefix:              2654
LACNIC Region transit ASes present in the Internet Routing Table:  2513
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:  9208
Number of LACNIC addresses announced to Internet:             171829056
    Equivalent to 10 /8s, 61 /16s and 231 /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:                  36644
    Total AfriNIC prefixes after maximum aggregation:              6736
    AfriNIC Deaggregation factor:                                  5.44
Prefixes being announced from the AfriNIC address blocks:         49540
    Unique aggregates announced from the AfriNIC address blocks:  13555
AfriNIC Region origin ASes present in the Internet Routing Table:  1913
    AfriNIC Prefixes per ASN:                                     25.90
AfriNIC Region origin ASes announcing only one prefix:              676
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:                       32
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1280
Number of AfriNIC addresses announced to Internet:            104909056
    Equivalent to 6 /8s, 64 /16s and 201 /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       11225       8918     158  CHINAMOBILE-CN China Mobile Communication
  7545        6167        843     640  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4853       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4463        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        3947       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        2273        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       13684      40941    5243  AMAZON-02, US
   174        5271       8746     888  COGENT-174, US
 11492        4762        316     595  CABLEONE, US
  7155        3877        287      89  VIASAT-SP-BACKBONE, US
  6327        3632       1320      81  SHAW, CA
 22773        3344       3016     167  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3229      54783    2480  DNIC-AS-00749, US
396982        3184       3854     425  GOOGLE-CLOUD-PLATFORM, US
 16625        3030       1263    2230  AKAMAI-AS, US
 36352        2812        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        7697       1714     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3974       3395     139  AKAMAI-ASN1, NL
  9009        3886        358    2089  M247, RO
 12389        3109       2304     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2413        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2391        360     580  TELLCOM-AS, TR
212238        2259        164    1648  CDNEXT, GB
  8452        1614       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       12173       3233     586  UNINET, MX
 10620        3499        480    1017  Telmex Colombia S.A., CO
 13999        2550        540     363  Mega Cable, S.A. de C.V., MX
 11830        1990        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        1041        373     162  Axtel, S.A.B. de C.V., MX
 26615        1036       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        1820        644      27  RAYA-AS, EG
 24863        1634        389      17  LINKdotNET-AS, EG
 29571        1615        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         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       13684      40941    5243  AMAZON-02, US
  8151       12173       3233     586  UNINET, MX
  9808       11225       8918     158  CHINAMOBILE-CN China Mobile Communication
 12479        7697       1714     148  UNI2-AS, ES
  7545        6167        843     640  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5271       8746     888  COGENT-174, US
  4538        4853       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4762        316     595  CABLEONE, US
 18403        4463        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       12173        11587  UNINET, MX
  9808       11225        11067  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7697         7549  UNI2-AS, ES
  7545        6167         5527  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        4463         4438  FPT-AS-AP FPT Telecom Company, VN
   174        5271         4383  COGENT-174, US
 45899        4366         4310  VNPT-AS-VN VNPT Corp, VN
 11492        4762         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     /14:1225    /15:2188    /16:14019   /17:8522    /18:14489   
/19:25421   /20:45973   /21:53157   /22:114068  /23:105885  /24:620722  
/25:125     /26:113     /27:99      /28:18      /29:75      /30:8       
/31:0       /32:299     

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

   ASN  No of nets  Total ann.  Description
 12479        6616        7697  UNI2-AS, ES
  8151        6384       12173  UNINET, MX
 11492        3559        4762  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3427        3632  SHAW, CA
  7155        2835        3877  VIASAT-SP-BACKBONE, US
 22773        2494        3344  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2373       13684  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      2:1607      3:813       4:11        5:4796      6:162    
   7:6         8:1607      9:1        11:172      12:1350     13:452    
  14:2591     15:360      16:285      17:380      18:922      20:555    
  21:4        22:188      23:7595     24:2803     25:2        27:2836   
  29:19       31:3375     32:40       33:1        34:84       35:258    
  36:3099     37:4641     38:10360    39:918      40:173      41:4313   
  42:2002     43:2719     44:380      45:18816    46:5185     47:338    
  49:1978     50:1882     51:591      52:1569     54:319      55:1086   
  56:11       57:272      58:2325     59:1322     60:1200     61:3161   
  62:2970     63:1807     64:5476     65:2183     66:4662     67:3064   
  68:1126     69:3946     70:1078     71:634      72:2832     74:2808   
  75:1516     76:616      77:2715     78:1892     79:1731     80:2261   
  81:2068     82:3153     83:1484     84:1882     85:3458     86:1174   
  87:2408     88:1301     89:4451     90:773      91:8440     92:2791   
  93:2923     94:4158     95:4365     96:1465     97:311      98:978    
  99:698     100:73      101:1443    102:4019    103:32743   104:5104   
 105:1185    106:1040    107:2665    108:1247    109:4157    110:2281   
 111:3347    112:2158    113:1862    114:2003    115:2217    116:2141   
 117:2572    118:2926    119:2023    120:2062    121:1457    122:2918   
 123:2612    124:1727    125:2916    126:93      128:1667    129:981    
 130:1320    131:2036    132:783     133:449     134:1537    135:335    
 136:1353    137:1261    138:2881    139:1673    140:1624    141:1511   
 142:1903    143:1841    144:1137    145:527     146:2202    147:2116   
 148:2712    149:2970    150:1279    151:1966    152:2098    153:579    
 154:7779    155:1751    156:3038    157:1921    158:1322    159:2494   
 160:3605    161:1866    162:3850    163:2219    164:1871    165:1983   
 166:1496    167:1963    168:4073    169:795     170:5173    171:1032   
 172:4440    173:3318    174:917     175:1335    176:3727    177:4840   
 178:3732    179:2334    180:2715    181:4111    182:3474    183:2178   
 184:2101    185:21684   186:5241    187:4579    188:4265    189:4361   
 190:9630    191:1521    192:11329   193:9510    194:7961    195:5686   
 196:3285    197:3669    198:6118    199:8534    200:8286    201:6430   
 202:10852   203:10932   204:4554    205:3637    206:4519    207:3531   
 208:4277    209:5155    210:4937    211:2758    212:4628    213:3750   
 214:1031    215:48      216:6798    217:3331    218:1427    219:594    
 220:2094    221:1136    222:977     223:2512   

End of report


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