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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jun 4 21:29:41 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Wed 04 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:                             1007230
    Prefixes after maximum aggregation (per Origin AS):          381393
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      482413
    Number of IPv4 prefixes with a valid ROA:                    559225
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         447986
Total ASes present in the Internet Routing Table:                 77003
    Prefixes per ASN:                                             13.08
Origin-only ASes present in the Internet Routing Table:           65911
Origin ASes announcing only one prefix:                           26912
Transit ASes present in the Internet Routing Table:               11092
Transit-only ASes present in the Internet Routing Table:            562
Paths with bogon ASNs present in the IPv4 Routing Table:             58
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:              1000
    Number of instances of unregistered ASNs:                      1032
Number of 32-bit ASNs allocated by the RIRs:                      46565
Number of 32-bit ASNs visible in the Routing Table:               38353
Prefixes from 32-bit ASNs in the Routing Table:                  206541
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:            301
Number of addresses announced to Internet:                   3115312960
    Equivalent to 185 /8s, 175 /16s and 231 /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:      327426

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

Prefixes being announced by APNIC Region ASes:                   271150
    Total APNIC prefixes after maximum aggregation:               78224
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          261996
    Unique aggregates announced from the APNIC address blocks:   104683
APNIC Region origin ASes present in the Internet Routing Table:   14720
    APNIC Prefixes per ASN:                                       17.80
APNIC Region origin ASes announcing only one prefix:               4484
APNIC Region transit ASes present in the Internet Routing Table:   1991
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10176
Number of APNIC addresses announced to Internet:              754313536
    Equivalent to 44 /8s, 245 /16s and 233 /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:                    293755
    Total ARIN prefixes after maximum aggregation:               131290
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295100
    Unique aggregates announced from the ARIN address blocks:    139667
ARIN Region origin ASes present in the Internet Routing Table:    19247
    ARIN Prefixes per ASN:                                        15.33
ARIN Region origin ASes announcing only one prefix:                7035
ARIN Region transit ASes present in the Internet Routing Table:    1990
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:              1352869376
    Equivalent to 80 /8s, 163 /16s and 38 /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:                    278752
    Total RIPE prefixes after maximum aggregation:               134687
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           277145
    Unique aggregates announced from the RIPE address blocks:    175220
RIPE Region origin ASes present in the Internet Routing Table:    28945
    RIPE Prefixes per ASN:                                         9.57
RIPE Region origin ASes announcing only one prefix:               12051
RIPE Region transit ASes present in the Internet Routing Table:    4014
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:   12467
Number of RIPE addresses announced to Internet:               731258816
    Equivalent to 43 /8s, 150 /16s and 31 /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:                  126073
    Total LACNIC prefixes after maximum aggregation:              29854
    LACNIC Deaggregation factor:                                   4.22
Prefixes being announced from the LACNIC address blocks:         122344
    Unique aggregates announced from the LACNIC address blocks:   48883
LACNIC Region origin ASes present in the Internet Routing Table:  11261
    LACNIC Prefixes per ASN:                                      10.86
LACNIC Region origin ASes announcing only one prefix:              2665
LACNIC Region transit ASes present in the Internet Routing Table:  2517
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:  9204
Number of LACNIC addresses announced to Internet:             171846464
    Equivalent to 10 /8s, 62 /16s and 43 /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:                  36500
    Total AfriNIC prefixes after maximum aggregation:              6714
    AfriNIC Deaggregation factor:                                  5.44
Prefixes being announced from the AfriNIC address blocks:         50344
    Unique aggregates announced from the AfriNIC address blocks:  13685
AfriNIC Region origin ASes present in the Internet Routing Table:  1915
    AfriNIC Prefixes per ASN:                                     26.29
AfriNIC Region origin ASes announcing only one prefix:              677
AfriNIC Region transit ASes present in the Internet Routing Table:  380
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1282
Number of AfriNIC addresses announced to Internet:            104876800
    Equivalent to 6 /8s, 64 /16s and 75 /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       11215       8916     154  CHINAMOBILE-CN China Mobile Communication
  7545        6165        843     640  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4853       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4399        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        3951       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3697       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2878        854     528  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2209       1440      91  TENCENT-NET-AP Shenzhen Tencent Computer 

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       13662      40830    5211  AMAZON-02, US
   174        5254       8746     891  COGENT-174, US
 11492        4760        316     593  CABLEONE, US
  7155        3875        287      89  VIASAT-SP-BACKBONE, US
  6327        3632       1320      81  SHAW, CA
 22773        3328       3033     169  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3230      54783    2481  DNIC-AS-00749, US
396982        3177       3853     421  GOOGLE-CLOUD-PLATFORM, US
 16625        3038       1267    2233  AKAMAI-AS, US
 36352        2805        229     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        7701       1714     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3981       3395     139  AKAMAI-ASN1, NL
  9009        3917        360    2085  M247, RO
 12389        3110       2306     888  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2415        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2391        360     580  TELLCOM-AS, TR
212238        2224        161    1636  CDNEXT, GB
  8452        1612       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       12166       3252     576  UNINET, MX
 10620        3499        480    1017  Telmex Colombia S.A., CO
 13999        2512        540     363  Mega Cable, S.A. de C.V., MX
 11830        1991        369      64  Instituto Costarricense de Electricidad y
 28573        1372       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1338        785     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1198        371      22  Telefonica del Peru S.A.A., PE
 22884        1063         68     376  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1039        374     163  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        1780        644      27  RAYA-AS, EG
 24863        1634        389      17  LINKdotNET-AS, EG
 29571        1613        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1431       1519     280  ETISALAT-MISR, EG
 36903        1250        554      97  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1050        520      44  Vodafone-, EG
 20011         980        185     285  INTERNET-SOLUTIONS, ZA
 36914         556         82       3  KENET-AS, KE
 15399         539         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       13662      40830    5211  AMAZON-02, US
  8151       12166       3252     576  UNINET, MX
  9808       11215       8916     154  CHINAMOBILE-CN China Mobile Communication
 12479        7701       1714     148  UNI2-AS, ES
  7545        6165        843     640  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5254       8746     891  COGENT-174, US
  4538        4853       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4760        316     593  CABLEONE, US
 18403        4399        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       12166        11590  UNINET, MX
  9808       11215        11061  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7701         7553  UNI2-AS, ES
  7545        6165         5525  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        4399         4374  FPT-AS-AP FPT Telecom Company, VN
   174        5254         4363  COGENT-174, US
 45899        4366         4310  VNPT-AS-VN VNPT Corp, VN
 11492        4760         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
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     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

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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
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      /12:300     
/13:584     /14:1226    /15:2182    /16:14012   /17:8505    /18:14497   
/19:25436   /20:45952   /21:53151   /22:113971  /23:105806  /24:620716  
/25:126     /26:112     /27:100     /28:18      /29:75      /30:10      
/31:0       /32:288     

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

   ASN  No of nets  Total ann.  Description
 12479        6617        7701  UNI2-AS, ES
  8151        6371       12166  UNINET, MX
 11492        3557        4760  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3427        3632  SHAW, CA
  7155        2833        3875  VIASAT-SP-BACKBONE, US
 22773        2476        3328  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2391       13662  AMAZON-02, US
 30036        2236        2577  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)
----------------------------------------------

   1:2438      2:1622      3:807       4:11        5:4785      6:162    
   7:6         8:1609      9:1        11:172      12:1359     13:439    
  14:2589     15:359      16:285      17:379      18:921      20:559    
  21:4        22:188      23:7568     24:2807     25:2        27:2833   
  29:19       31:3348     32:40       33:1        34:84       35:256    
  36:3061     37:4637     38:10306    39:918      40:172      41:4340   
  42:1965     43:2710     44:377      45:18867    46:5166     47:338    
  49:1959     50:1889     51:591      52:1570     54:324      55:1099   
  56:11       57:269      58:2320     59:1362     60:1196     61:3158   
  62:2966     63:1809     64:5460     65:2192     66:4664     67:3064   
  68:1125     69:3951     70:1079     71:636      72:2840     74:2811   
  75:1515     76:613      77:2702     78:1890     79:1724     80:2247   
  81:2061     82:3127     83:1488     84:1874     85:3443     86:1171   
  87:2408     88:1302     89:4434     90:773      91:8420     92:2780   
  93:2928     94:4176     95:4364     96:1463     97:312      98:979    
  99:695     100:73      101:1440    102:4048    103:32683   104:5078   
 105:1121    106:1042    107:2652    108:1254    109:4149    110:2283   
 111:3344    112:2155    113:1863    114:1995    115:2201    116:2111   
 117:2580    118:2930    119:2024    120:2043    121:1458    122:2911   
 123:2551    124:1723    125:2916    126:93      128:1668    129:980    
 130:1325    131:2015    132:787     133:449     134:1550    135:335    
 136:1348    137:1266    138:2929    139:1672    140:1623    141:1512   
 142:1911    143:1821    144:1139    145:525     146:2208    147:2118   
 148:2723    149:2975    150:1264    151:1952    152:2093    153:580    
 154:8284    155:1732    156:3369    157:1911    158:1327    159:2481   
 160:3612    161:1861    162:3794    163:2206    164:1792    165:2230   
 166:1491    167:1939    168:4106    169:795     170:5168    171:1019   
 172:4428    173:3316    174:918     175:1333    176:3726    177:4822   
 178:3706    179:2350    180:2705    181:4107    182:3480    183:2147   
 184:2093    185:21679   186:5236    187:4568    188:4255    189:4356   
 190:9639    191:1524    192:11301   193:9495    194:7949    195:5682   
 196:3279    197:3625    198:6114    199:8541    200:8273    201:6402   
 202:10864   203:10924   204:4551    205:3621    206:4503    207:3510   
 208:4272    209:5168    210:4932    211:2756    212:4626    213:3754   
 214:1031    215:48      216:6781    217:3323    218:1427    219:584    
 220:2090    221:1119    222:976     223:2457   

End of report


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