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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jun 6 21:29:45 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Fri 06 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:                             1007040
    Prefixes after maximum aggregation (per Origin AS):          381334
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      482618
    Number of IPv4 prefixes with a valid ROA:                    558737
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         448285
Total ASes present in the Internet Routing Table:                 77020
    Prefixes per ASN:                                             13.08
Origin-only ASes present in the Internet Routing Table:           65931
Origin ASes announcing only one prefix:                           26906
Transit ASes present in the Internet Routing Table:               11089
Transit-only ASes present in the Internet Routing Table:            561
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:              1004
    Number of instances of unregistered ASNs:                      1036
Number of 32-bit ASNs allocated by the RIRs:                      46606
Number of 32-bit ASNs visible in the Routing Table:               38384
Prefixes from 32-bit ASNs in the Routing Table:                  206680
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:            299
Number of addresses announced to Internet:                   3115580992
    Equivalent to 185 /8s, 179 /16s and 254 /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:      327725

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

Prefixes being announced by APNIC Region ASes:                   270812
    Total APNIC prefixes after maximum aggregation:               78128
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          262257
    Unique aggregates announced from the APNIC address blocks:   104727
APNIC Region origin ASes present in the Internet Routing Table:   14719
    APNIC Prefixes per ASN:                                       17.82
APNIC Region origin ASes announcing only one prefix:               4470
APNIC Region transit ASes present in the Internet Routing Table:   1988
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:  10175
Number of APNIC addresses announced to Internet:              754358080
    Equivalent to 44 /8s, 246 /16s and 151 /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:                    293613
    Total ARIN prefixes after maximum aggregation:               131219
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295145
    Unique aggregates announced from the ARIN address blocks:    139733
ARIN Region origin ASes present in the Internet Routing Table:    19250
    ARIN Prefixes per ASN:                                        15.33
ARIN Region origin ASes announcing only one prefix:                7041
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:    5228
Number of ARIN addresses announced to Internet:              1352814848
    Equivalent to 80 /8s, 162 /16s and 81 /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:                    278997
    Total RIPE prefixes after maximum aggregation:               134789
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           277514
    Unique aggregates announced from the RIPE address blocks:    175351
RIPE Region origin ASes present in the Internet Routing Table:    28955
    RIPE Prefixes per ASN:                                         9.58
RIPE Region origin ASes announcing only one prefix:               12055
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:   12487
Number of RIPE addresses announced to Internet:               731378624
    Equivalent to 43 /8s, 151 /16s and 243 /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:                  126129
    Total LACNIC prefixes after maximum aggregation:              29848
    LACNIC Deaggregation factor:                                   4.23
Prefixes being announced from the LACNIC address blocks:         122444
    Unique aggregates announced from the LACNIC address blocks:   48961
LACNIC Region origin ASes present in the Internet Routing Table:  11269
    LACNIC Prefixes per ASN:                                      10.87
LACNIC Region origin ASes announcing only one prefix:              2667
LACNIC Region transit ASes present in the Internet Routing Table:  2524
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:  9215
Number of LACNIC addresses announced to Internet:             171927360
    Equivalent to 10 /8s, 63 /16s and 103 /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:                  36485
    Total AfriNIC prefixes after maximum aggregation:              6725
    AfriNIC Deaggregation factor:                                  5.43
Prefixes being announced from the AfriNIC address blocks:         49381
    Unique aggregates announced from the AfriNIC address blocks:  13574
AfriNIC Region origin ASes present in the Internet Routing Table:  1912
    AfriNIC Prefixes per ASN:                                     25.83
AfriNIC Region origin ASes announcing only one prefix:              673
AfriNIC Region transit ASes present in the Internet Routing Table:  378
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: 1279
Number of AfriNIC addresses announced to Internet:            104947456
    Equivalent to 6 /8s, 65 /16s and 95 /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       11214       8916     154  CHINAMOBILE-CN China Mobile Communication
  7545        6168        843     640  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4853       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4425        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.,
 56046        2243        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       13654      40828    5210  AMAZON-02, US
   174        5241       8746     891  COGENT-174, US
 11492        4760        316     593  CABLEONE, US
  7155        3877        287      89  VIASAT-SP-BACKBONE, US
  6327        3632       1320      81  SHAW, CA
 22773        3349       3032     168  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3229      54783    2480  DNIC-AS-00749, US
396982        3181       3853     423  GOOGLE-CLOUD-PLATFORM, US
 16625        3024       1261    2228  AKAMAI-AS, US
 36352        2814        230     856  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        7684       1714     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3960       3395     139  AKAMAI-ASN1, NL
  9009        3915        359    2091  M247, RO
 12389        3113       2306     888  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2415        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2391        360     580  TELLCOM-AS, TR
212238        2241        163    1645  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       12178       3255     582  UNINET, MX
 10620        3499        480    1017  Telmex Colombia S.A., CO
 13999        2550        540     363  Mega Cable, S.A. de C.V., MX
 11830        1991        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        1035       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        1614        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         551         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       13654      40828    5210  AMAZON-02, US
  8151       12178       3255     582  UNINET, MX
  9808       11214       8916     154  CHINAMOBILE-CN China Mobile Communication
 12479        7684       1714     148  UNI2-AS, ES
  7545        6168        843     640  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5241       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        4425        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       12178        11596  UNINET, MX
  9808       11214        11060  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7684         7536  UNI2-AS, ES
  7545        6168         5528  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        4425         4400  FPT-AS-AP FPT Telecom Company, VN
   174        5241         4350  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
23.155.208.0/24      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     
/13:584     /14:1226    /15:2183    /16:14012   /17:8510    /18:14497   
/19:25432   /20:45951   /21:53149   /22:114052  /23:105872  /24:620378  
/25:126     /26:112     /27:100     /28:18      /29:75      /30:10      
/31:0       /32:290     

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

   ASN  No of nets  Total ann.  Description
 12479        6603        7684  UNI2-AS, ES
  8151        6379       12178  UNINET, MX
 11492        3557        4760  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3427        3632  SHAW, CA
  7155        2835        3877  VIASAT-SP-BACKBONE, US
 22773        2498        3349  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2391       13654  AMAZON-02, US
 30036        2242        2583  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      2:1613      3:807       4:11        5:4795      6:162    
   7:6         8:1607      9:1        11:172      12:1355     13:440    
  14:2591     15:361      16:285      17:380      18:920      20:559    
  21:4        22:188      23:7580     24:2808     25:2        27:2837   
  29:19       31:3358     32:40       33:1        34:84       35:258    
  36:3078     37:4636     38:10297    39:918      40:173      41:4306   
  42:1969     43:2720     44:379      45:18786    46:5197     47:338    
  49:1972     50:1886     51:591      52:1571     54:322      55:1094   
  56:11       57:267      58:2321     59:1365     60:1199     61:3160   
  62:2970     63:1808     64:5476     65:2190     66:4661     67:3062   
  68:1125     69:3949     70:1079     71:636      72:2842     74:2807   
  75:1516     76:616      77:2716     78:1892     79:1724     80:2251   
  81:2061     82:3136     83:1481     84:1881     85:3449     86:1175   
  87:2409     88:1301     89:4436     90:772      91:8426     92:2775   
  93:2931     94:4182     95:4364     96:1462     97:311      98:979    
  99:695     100:73      101:1438    102:4026    103:32678   104:5090   
 105:1120    106:1041    107:2656    108:1254    109:4152    110:2285   
 111:3346    112:2163    113:1863    114:1997    115:2198    116:2118   
 117:2576    118:2927    119:2021    120:2045    121:1458    122:2911   
 123:2610    124:1727    125:2918    126:93      128:1664    129:980    
 130:1324    131:2021    132:781     133:449     134:1551    135:335    
 136:1353    137:1266    138:2931    139:1672    140:1621    141:1506   
 142:1903    143:1833    144:1146    145:526     146:2206    147:2119   
 148:2719    149:2974    150:1266    151:1948    152:2088    153:588    
 154:7776    155:1738    156:3047    157:1913    158:1318    159:2491   
 160:3617    161:1864    162:3822    163:2205    164:1859    165:2230   
 166:1494    167:1944    168:4072    169:797     170:5183    171:1021   
 172:4432    173:3321    174:916     175:1332    176:3728    177:4853   
 178:3728    179:2352    180:2706    181:4108    182:3476    183:2163   
 184:2098    185:21685   186:5226    187:4578    188:4259    189:4360   
 190:9641    191:1519    192:11325   193:9502    194:7958    195:5682   
 196:3279    197:3659    198:6117    199:8553    200:8280    201:6409   
 202:10873   203:10933   204:4548    205:3624    206:4506    207:3504   
 208:4274    209:5158    210:4935    211:2754    212:4632    213:3753   
 214:1032    215:48      216:6798    217:3322    218:1426    219:584    
 220:2096    221:1127    222:976     223:2502   

End of report


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