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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jun 16 21:30:43 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Mon 16 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:                             1013467
    Prefixes after maximum aggregation (per Origin AS):          382431
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      482614
    Number of IPv4 prefixes with a valid ROA:                    564027
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         449422
Total ASes present in the Internet Routing Table:                 77084
    Prefixes per ASN:                                             13.15
Origin-only ASes present in the Internet Routing Table:           65970
Origin ASes announcing only one prefix:                           26732
Transit ASes present in the Internet Routing Table:               11114
Transit-only ASes present in the Internet Routing Table:            567
Paths with bogon ASNs present in the IPv4 Routing Table:             58
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:              1110
    Number of instances of unregistered ASNs:                      1142
Number of 32-bit ASNs allocated by the RIRs:                      46662
Number of 32-bit ASNs visible in the Routing Table:               38455
Prefixes from 32-bit ASNs in the Routing Table:                  209369
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:            306
Number of addresses announced to Internet:                   3112043584
    Equivalent to 185 /8s, 126 /16s and 4 /24s
    Percentage of available address space announced:               84.1
    Percentage of allocated address space announced:               84.1
    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:      330846

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

Prefixes being announced by APNIC Region ASes:                   271652
    Total APNIC prefixes after maximum aggregation:               78166
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          263055
    Unique aggregates announced from the APNIC address blocks:   104609
APNIC Region origin ASes present in the Internet Routing Table:   14744
    APNIC Prefixes per ASN:                                       17.84
APNIC Region origin ASes announcing only one prefix:               4464
APNIC Region transit ASes present in the Internet Routing Table:   1998
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:  10199
Number of APNIC addresses announced to Internet:              754365760
    Equivalent to 44 /8s, 246 /16s and 181 /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:                    293786
    Total ARIN prefixes after maximum aggregation:               131805
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           295423
    Unique aggregates announced from the ARIN address blocks:    139329
ARIN Region origin ASes present in the Internet Routing Table:    19242
    ARIN Prefixes per ASN:                                        15.35
ARIN Region origin ASes announcing only one prefix:                7024
ARIN Region transit ASes present in the Internet Routing Table:    1994
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:    5233
Number of ARIN addresses announced to Internet:              1350073856
    Equivalent to 80 /8s, 120 /16s and 126 /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:                    280939
    Total RIPE prefixes after maximum aggregation:               135071
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           279551
    Unique aggregates announced from the RIPE address blocks:    175845
RIPE Region origin ASes present in the Internet Routing Table:    28976
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12051
RIPE Region transit ASes present in the Internet Routing Table:    4023
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12524
Number of RIPE addresses announced to Internet:               731234496
    Equivalent to 43 /8s, 149 /16s and 192 /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:                  129163
    Total LACNIC prefixes after maximum aggregation:              29889
    LACNIC Deaggregation factor:                                   4.32
Prefixes being announced from the LACNIC address blocks:         125543
    Unique aggregates announced from the LACNIC address blocks:   48963
LACNIC Region origin ASes present in the Internet Routing Table:  11267
    LACNIC Prefixes per ASN:                                      11.14
LACNIC Region origin ASes announcing only one prefix:              2517
LACNIC Region transit ASes present in the Internet Routing Table:  2524
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:  9213
Number of LACNIC addresses announced to Internet:             171275840
    Equivalent to 10 /8s, 53 /16s and 118 /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:                  36817
    Total AfriNIC prefixes after maximum aggregation:              6752
    AfriNIC Deaggregation factor:                                  5.45
Prefixes being announced from the AfriNIC address blocks:         49589
    Unique aggregates announced from the AfriNIC address blocks:  13589
AfriNIC Region origin ASes present in the Internet Routing Table:  1923
    AfriNIC Prefixes per ASN:                                     25.79
AfriNIC Region origin ASes announcing only one prefix:              676
AfriNIC Region transit ASes present in the Internet Routing Table:  379
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: 1286
Number of AfriNIC addresses announced to Internet:            104934144
    Equivalent to 6 /8s, 65 /16s and 43 /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       11227       8918     157  CHINAMOBILE-CN China Mobile Communication
  7545        6161        846     640  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4850       4192      75  ERX-CERNET-BKB China Education and Resear
 45899        4397       1874      56  VNPT-AS-VN VNPT Corp, VN
 18403        4396        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4321        534     309  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3951       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3696       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2886        856     531  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2295        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       13702      40939    5245  AMAZON-02, US
   174        5359       8744     876  COGENT-174, US
 11492        4762        316     595  CABLEONE, US
  7155        3876        287      89  VIASAT-SP-BACKBONE, US
  6327        3636       1320      81  SHAW, CA
 22773        3348       3016     167  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3230      54783    2481  DNIC-AS-00749, US
396982        3187       3854     426  GOOGLE-CLOUD-PLATFORM, US
 16625        3023       1261    2224  AKAMAI-AS, US
 36352        2818        230     850  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        7696       1713     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3972       3395     139  AKAMAI-ASN1, NL
  9009        3893        358    2093  M247, RO
 12389        3109       2304     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2417        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2402        361     579  TELLCOM-AS, TR
212238        2283        167    1667  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       12198       3254     576  UNINET, MX
 10620        3502        481    1019  Telmex Colombia S.A., CO
 13999        2492        541     357  Mega Cable, S.A. de C.V., MX
 11830        1990        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        1201        371      22  Telefonica del Peru S.A.A., PE
 22884        1065         68     372  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1049       2503      52  TIM SA, BR
  6503        1024        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        1820        644      27  RAYA-AS, EG
 24863        1634        389      17  LINKdotNET-AS, EG
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1431       1519     280  ETISALAT-MISR, EG
 36903        1243        551     113  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       13702      40939    5245  AMAZON-02, US
  8151       12198       3254     576  UNINET, MX
  9808       11227       8918     157  CHINAMOBILE-CN China Mobile Communication
 12479        7696       1713     148  UNI2-AS, ES
  7545        6161        846     640  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5359       8744     876  COGENT-174, US
  4538        4850       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4762        316     595  CABLEONE, US
 45899        4397       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       12198        11622  UNINET, MX
  9808       11227        11070  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7696         7548  UNI2-AS, ES
  7545        6161         5521  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4850         4775  ERX-CERNET-BKB China Education and Research Net
 39891        4798         4735  ALJAWWALSTC-AS, SA
   174        5359         4483  COGENT-174, US
 18403        4396         4371  FPT-AS-AP FPT Telecom Company, VN
 45899        4397         4341  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
    394804  UNALLOCATED  8.33.225.0/24             3356  LEVEL3, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.38.73.0/24              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
23.140.68.0/24       Origin:    401753  BIXCE-AS, VG
23.140.68.0/24      Transit:     35661  VIRTUASYS-EU Lift weight. Push bytes. Ne
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

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     /14:1215    /15:2174    /16:13970   /17:8505    /18:14339   
/19:25439   /20:46121   /21:53489   /22:114361  /23:106965  /24:625102  
/25:126     /26:112     /27:98      /28:19      /29:75      /30:8       
/31:0       /32:300     

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

   ASN  No of nets  Total ann.  Description
 12479        6616        7696  UNI2-AS, ES
  8151        6415       12198  UNINET, MX
 11492        3559        4762  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3431        3636  SHAW, CA
  7155        2834        3876  VIASAT-SP-BACKBONE, US
 22773        2499        3348  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2364       13702  AMAZON-02, US
 10620        2189        3502  Telmex Colombia S.A., CO
 30036        2024        2357  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2439      2:1616      3:822       4:12        5:4851      6:161    
   7:6         8:1605      9:1        11:172      12:1346     13:456    
  14:2590     15:360      16:285      17:381      18:922      20:565    
  21:4        22:188      23:7624     24:2880     25:2        27:2837   
  29:19       31:3435     32:46       33:1        34:84       35:257    
  36:3109     37:4627     38:10566    39:915      40:167      41:4370   
  42:1977     43:2737     44:387      45:19169    46:5218     47:337    
  49:1971     50:1859     51:591      52:1572     54:329      55:1090   
  56:11       57:275      58:2326     59:1322     60:1203     61:3164   
  62:3032     63:1809     64:5485     65:2181     66:4675     67:3072   
  68:1126     69:3946     70:1072     71:632      72:2838     74:2814   
  75:1513     76:616      77:2731     78:1883     79:1737     80:2255   
  81:2089     82:3171     83:1490     84:1885     85:3464     86:1184   
  87:2420     88:1344     89:4450     90:770      91:8494     92:2800   
  93:2949     94:4149     95:4381     96:1468     97:311      98:982    
  99:693     100:73      101:1451    102:4045    103:32858   104:5146   
 105:1186    106:1044    107:2666    108:1251    109:4176    110:2279   
 111:3352    112:2166    113:1864    114:2012    115:2220    116:2148   
 117:2582    118:2930    119:2036    120:2064    121:1456    122:2925   
 123:2617    124:1729    125:2921    126:93      128:1673    129:968    
 130:1324    131:2087    132:789     133:449     134:1538    135:389    
 136:1354    137:1257    138:2981    139:1667    140:1625    141:1512   
 142:1901    143:1875    144:1179    145:543     146:2202    147:2110   
 148:2704    149:2983    150:1273    151:1980    152:2088    153:578    
 154:7636    155:1758    156:3001    157:1926    158:1326    159:2494   
 160:3630    161:1901    162:3868    163:2232    164:1883    165:2004   
 166:1494    167:1985    168:4168    169:795     170:5307    171:1043   
 172:4457    173:3235    174:918     175:1333    176:3794    177:5164   
 178:3761    179:2437    180:2718    181:4238    182:3482    183:2177   
 184:2105    185:21812   186:5408    187:4747    188:4434    189:4400   
 190:9845    191:1710    192:11340   193:9540    194:8000    195:5770   
 196:3354    197:3678    198:6133    199:8545    200:8532    201:6464   
 202:10838   203:10963   204:4566    205:3645    206:4527    207:3544   
 208:4300    209:5159    210:4936    211:2761    212:4649    213:3768   
 214:1031    215:48      216:6796    217:3344    218:1428    219:592    
 220:2090    221:1144    222:977     223:2525   

End of report


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