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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jun 5 21:29:44 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Thu 05 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:                             1006336
    Prefixes after maximum aggregation (per Origin AS):          381187
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      482309
    Number of IPv4 prefixes with a valid ROA:                    558664
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         447654
Total ASes present in the Internet Routing Table:                 77014
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           65923
Origin ASes announcing only one prefix:                           26911
Transit ASes present in the Internet Routing Table:               11091
Transit-only ASes present in the Internet Routing Table:            565
Paths with bogon ASNs present in the IPv4 Routing Table:             64
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:                      46582
Number of 32-bit ASNs visible in the Routing Table:               38371
Prefixes from 32-bit ASNs in the Routing Table:                  206518
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:            297
Number of addresses announced to Internet:                   3115230784
    Equivalent to 185 /8s, 174 /16s and 166 /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:      327421

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

Prefixes being announced by APNIC Region ASes:                   270662
    Total APNIC prefixes after maximum aggregation:               77976
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          262134
    Unique aggregates announced from the APNIC address blocks:   104681
APNIC Region origin ASes present in the Internet Routing Table:   14717
    APNIC Prefixes per ASN:                                       17.81
APNIC Region origin ASes announcing only one prefix:               4475
APNIC Region transit ASes present in the Internet Routing Table:   1993
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10174
Number of APNIC addresses announced to Internet:              754315840
    Equivalent to 44 /8s, 245 /16s and 242 /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:                    293569
    Total ARIN prefixes after maximum aggregation:               131239
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295216
    Unique aggregates announced from the ARIN address blocks:    139700
ARIN Region origin ASes present in the Internet Routing Table:    19250
    ARIN Prefixes per ASN:                                        15.34
ARIN Region origin ASes announcing only one prefix:                7031
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:              1352820736
    Equivalent to 80 /8s, 162 /16s and 104 /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:                    278838
    Total RIPE prefixes after maximum aggregation:               134745
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           277236
    Unique aggregates announced from the RIPE address blocks:    175211
RIPE Region origin ASes present in the Internet Routing Table:    28949
    RIPE Prefixes per ASN:                                         9.58
RIPE Region origin ASes announcing only one prefix:               12057
RIPE Region transit ASes present in the Internet Routing Table:    4009
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:   12483
Number of RIPE addresses announced to Internet:               731241920
    Equivalent to 43 /8s, 149 /16s and 221 /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:                  126078
    Total LACNIC prefixes after maximum aggregation:              29871
    LACNIC Deaggregation factor:                                   4.22
Prefixes being announced from the LACNIC address blocks:         122359
    Unique aggregates announced from the LACNIC address blocks:   48887
LACNIC Region origin ASes present in the Internet Routing Table:  11261
    LACNIC Prefixes per ASN:                                      10.87
LACNIC Region origin ASes announcing only one prefix:              2669
LACNIC Region transit ASes present in the Internet Routing Table:  2518
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:  9207
Number of LACNIC addresses announced to Internet:             171886400
    Equivalent to 10 /8s, 62 /16s and 199 /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:                  36189
    Total AfriNIC prefixes after maximum aggregation:              6726
    AfriNIC Deaggregation factor:                                  5.38
Prefixes being announced from the AfriNIC address blocks:         49094
    Unique aggregates announced from the AfriNIC address blocks:  13553
AfriNIC Region origin ASes present in the Internet Routing Table:  1915
    AfriNIC Prefixes per ASN:                                     25.64
AfriNIC Region origin ASes announcing only one prefix:              679
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:                       44
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1283
Number of AfriNIC addresses announced to Internet:            104817408
    Equivalent to 6 /8s, 63 /16s and 99 /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        4404        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4366       1874      56  VNPT-AS-VN VNPT Corp, VN
  9498        4302        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        2235        831     216  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       13651      40829    5216  AMAZON-02, US
   174        5241       8746     891  COGENT-174, US
 11492        4760        316     593  CABLEONE, US
  7155        3874        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        3180       3853     422  GOOGLE-CLOUD-PLATFORM, US
 16625        3038       1267    2233  AKAMAI-AS, US
 36352        2815        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        7683       1714     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3976       3395     139  AKAMAI-ASN1, NL
  9009        3917        359    2092  M247, RO
 12389        3111       2306     888  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2415        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2391        360     580  TELLCOM-AS, TR
212238        2238        162    1642  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        1338        785     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1199        371      22  Telefonica del Peru S.A.A., PE
 22884        1062         67     375  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1035       2503      52  TIM SA, BR
  6503        1014        374     163  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        1780        644      27  RAYA-AS, EG
 29571        1614        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1431       1519     280  ETISALAT-MISR, EG
 24863        1387        389      17  LINKdotNET-AS, EG
 36903        1248        553     105  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1050        520      44  Vodafone-, EG
 20011         980        185     285  INTERNET-SOLUTIONS, ZA
 36914         553         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       13651      40829    5216  AMAZON-02, US
  8151       12178       3255     582  UNINET, MX
  9808       11214       8916     154  CHINAMOBILE-CN China Mobile Communication
 12479        7683       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        4404        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        7683         7535  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        4404         4379  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
23.139.228.0/24      Origin:    399587  UNASSIGNED
23.139.228.0/24     Transit:     20473  AS-VULTR, US
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

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    /16:14007   /17:8507    /18:14496   
/19:25431   /20:45944   /21:53142   /22:113747  /23:105827  /24:620065  
/25:126     /26:112     /27:100     /28:15      /29:71      /30:4       
/31:0       /32:287     

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

   ASN  No of nets  Total ann.  Description
 12479        6602        7683  UNI2-AS, ES
  8151        6378       12178  UNINET, MX
 11492        3557        4760  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3427        3632  SHAW, CA
  7155        2832        3874  VIASAT-SP-BACKBONE, US
 22773        2498        3349  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2392       13651  AMAZON-02, US
 30036        2237        2578  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)
----------------------------------------------

   1:2435      2:1622      3:804       4:11        5:4789      6:162    
   7:6         8:1608      9:1        11:172      12:1357     13:441    
  14:2591     15:358      16:285      17:380      18:919      20:559    
  21:4        22:188      23:7585     24:2808     25:2        27:2837   
  29:19       31:3355     32:40       33:1        34:84       35:257    
  36:3077     37:4634     38:10332    39:918      40:173      41:4300   
  42:1960     43:2712     44:377      45:18750    46:5182     47:338    
  49:1990     50:1889     51:591      52:1571     54:324      55:1089   
  56:11       57:269      58:2321     59:1365     60:1199     61:3155   
  62:2971     63:1808     64:5478     65:2191     66:4661     67:3064   
  68:1124     69:3946     70:1079     71:636      72:2842     74:2808   
  75:1516     76:615      77:2698     78:1890     79:1724     80:2247   
  81:2060     82:3135     83:1486     84:1881     85:3444     86:1170   
  87:2409     88:1302     89:4444     90:772      91:8413     92:2778   
  93:2931     94:4179     95:4361     96:1462     97:311      98:979    
  99:695     100:71      101:1438    102:3979    103:32683   104:5088   
 105:1116    106:1041    107:2656    108:1254    109:4153    110:2285   
 111:3333    112:2164    113:1863    114:1996    115:2198    116:2106   
 117:2575    118:2932    119:2023    120:2043    121:1456    122:2910   
 123:2580    124:1723    125:2918    126:92      128:1667    129:980    
 130:1326    131:2026    132:785     133:449     134:1551    135:335    
 136:1346    137:1263    138:2936    139:1673    140:1620    141:1502   
 142:1903    143:1812    144:1145    145:526     146:2207    147:2116   
 148:2722    149:2973    150:1264    151:1947    152:2094    153:580    
 154:7775    155:1740    156:3048    157:1911    158:1320    159:2494   
 160:3614    161:1866    162:3796    163:2206    164:1877    165:2231   
 166:1495    167:1940    168:4108    169:795     170:5166    171:1019   
 172:4428    173:3320    174:917     175:1333    176:3726    177:4841   
 178:3705    179:2349    180:2704    181:4109    182:3476    183:2152   
 184:2094    185:21684   186:5235    187:4578    188:4257    189:4343   
 190:9643    191:1524    192:11298   193:9498    194:7953    195:5679   
 196:3280    197:3651    198:6119    199:8545    200:8275    201:6393   
 202:10868   203:10932   204:4548    205:3628    206:4509    207:3516   
 208:4273    209:5166    210:4935    211:2750    212:4631    213:3753   
 214:1032    215:48      216:6796    217:3321    218:1426    219:584    
 220:2090    221:1126    222:976     223:2506   

End of report


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