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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jun 13 21:31:01 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Fri 13 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:                             1013578
    Prefixes after maximum aggregation (per Origin AS):          381858
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      482798
    Number of IPv4 prefixes with a valid ROA:                    564082
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         449478
Total ASes present in the Internet Routing Table:                 77049
    Prefixes per ASN:                                             13.15
Origin-only ASes present in the Internet Routing Table:           65928
Origin ASes announcing only one prefix:                           26718
Transit ASes present in the Internet Routing Table:               11121
Transit-only ASes present in the Internet Routing Table:            572
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:              1132
    Number of instances of unregistered ASNs:                      1164
Number of 32-bit ASNs allocated by the RIRs:                      46641
Number of 32-bit ASNs visible in the Routing Table:               38420
Prefixes from 32-bit ASNs in the Routing Table:                  209107
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:                   3115445056
    Equivalent to 185 /8s, 177 /16s and 235 /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:      330935

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

Prefixes being announced by APNIC Region ASes:                   271473
    Total APNIC prefixes after maximum aggregation:               78102
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          262866
    Unique aggregates announced from the APNIC address blocks:   104702
APNIC Region origin ASes present in the Internet Routing Table:   14731
    APNIC Prefixes per ASN:                                       17.84
APNIC Region origin ASes announcing only one prefix:               4461
APNIC Region transit ASes present in the Internet Routing Table:   2000
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10191
Number of APNIC addresses announced to Internet:              754394432
    Equivalent to 44 /8s, 247 /16s and 37 /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:                    294060
    Total ARIN prefixes after maximum aggregation:               131353
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295783
    Unique aggregates announced from the ARIN address blocks:    139577
ARIN Region origin ASes present in the Internet Routing Table:    19228
    ARIN Prefixes per ASN:                                        15.38
ARIN Region origin ASes announcing only one prefix:                7010
ARIN Region transit ASes present in the Internet Routing Table:    1998
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:    5225
Number of ARIN addresses announced to Internet:              1352791808
    Equivalent to 80 /8s, 161 /16s and 247 /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:                    280663
    Total RIPE prefixes after maximum aggregation:               135017
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           279252
    Unique aggregates announced from the RIPE address blocks:    175749
RIPE Region origin ASes present in the Internet Routing Table:    28962
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12035
RIPE Region transit ASes present in the Internet Routing Table:    4026
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:   12508
Number of RIPE addresses announced to Internet:               731323072
    Equivalent to 43 /8s, 151 /16s and 26 /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:                  129535
    Total LACNIC prefixes after maximum aggregation:              29888
    LACNIC Deaggregation factor:                                   4.33
Prefixes being announced from the LACNIC address blocks:         125744
    Unique aggregates announced from the LACNIC address blocks:   48935
LACNIC Region origin ASes present in the Internet Routing Table:  11269
    LACNIC Prefixes per ASN:                                      11.16
LACNIC Region origin ASes announcing only one prefix:              2535
LACNIC Region transit ASes present in the Internet Routing Table:  2523
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:  9214
Number of LACNIC addresses announced to Internet:             171829824
    Equivalent to 10 /8s, 61 /16s and 234 /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:                  36715
    Total AfriNIC prefixes after maximum aggregation:              6744
    AfriNIC Deaggregation factor:                                  5.44
Prefixes being announced from the AfriNIC address blocks:         49627
    Unique aggregates announced from the AfriNIC address blocks:  13556
AfriNIC Region origin ASes present in the Internet Routing Table:  1920
    AfriNIC Prefixes per ASN:                                     25.85
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:                      6.1
    Max AfriNIC Region AS path length visible:                       32
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1282
Number of AfriNIC addresses announced to Internet:            104945664
    Equivalent to 6 /8s, 65 /16s and 88 /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        6159        846     639  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4851       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4446        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4367       1874      56  VNPT-AS-VN VNPT Corp, VN
  9498        4313        534     307  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3950       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3697       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       13708      40941    5240  AMAZON-02, US
   174        5364       8745     880  COGENT-174, US
 11492        4762        316     595  CABLEONE, US
  7155        3876        287      89  VIASAT-SP-BACKBONE, US
  6327        3636       1320      81  SHAW, CA
 22773        3346       3016     167  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3229      54783    2480  DNIC-AS-00749, US
396982        3186       3854     426  GOOGLE-CLOUD-PLATFORM, US
 16625        3024       1261    2225  AKAMAI-AS, US
 36352        2816        230     857  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        3978       3395     139  AKAMAI-ASN1, NL
  9009        3891        358    2092  M247, RO
 12389        3109       2304     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2416        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2402        361     579  TELLCOM-AS, TR
212238        2272        166    1659  CDNEXT, GB
  8452        1620       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       12196       3254     578  UNINET, MX
 10620        3501        481    1018  Telmex Colombia S.A., CO
 13999        2493        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        1200        371      22  Telefonica del Peru S.A.A., PE
 22884        1064         68     376  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1041        373     162  Axtel, S.A.B. de C.V., MX
 26615        1036       2503      52  TIM SA, BR

Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1820        644      27  RAYA-AS, EG
 24863        1634        389      17  LINKdotNET-AS, EG
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1431       1519     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1066        523      47  Vodafone-, EG
 20011         980        185     285  INTERNET-SOLUTIONS, ZA
 36914         566         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       13708      40941    5240  AMAZON-02, US
  8151       12196       3254     578  UNINET, MX
  9808       11227       8918     157  CHINAMOBILE-CN China Mobile Communication
 12479        7696       1713     148  UNI2-AS, ES
  7545        6159        846     639  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5364       8745     880  COGENT-174, US
  4538        4851       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4762        316     595  CABLEONE, US
 18403        4446        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       12196        11618  UNINET, MX
  9808       11227        11070  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7696         7548  UNI2-AS, ES
  7545        6159         5520  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4851         4776  ERX-CERNET-BKB China Education and Research Net
 39891        4798         4735  ALJAWWALSTC-AS, SA
   174        5364         4484  COGENT-174, US
 18403        4446         4421  FPT-AS-AP FPT Telecom Company, VN
 45899        4367         4311  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
    398728  UNALLOCATED  8.10.134.0/24              174  COGENT-174, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              3356  LEVEL3, 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

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
23.140.52.0/24       Origin:     32591  CANOPS, CA
23.140.52.0/24      Transit:     19523  BH-TELECOM-CORP, CA
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     /14:1225    /15:2181    /16:14019   /17:8521    /18:14500   
/19:25453   /20:46131   /21:53480   /22:114386  /23:106891  /24:625007  
/25:125     /26:112     /27:98      /28:18      /29:75      /30:8       
/31:0       /32:299     

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

   ASN  No of nets  Total ann.  Description
 12479        6616        7696  UNI2-AS, ES
  8151        6414       12196  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        2497        3346  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2378       13708  AMAZON-02, US
 30036        2246        2587  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2188        3501  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      2:1610      3:818       4:12        5:4840      6:162    
   7:6         8:1605      9:1        11:172      12:1345     13:456    
  14:2592     15:360      16:285      17:382      18:922      20:565    
  21:4        22:188      23:7627     24:2888     25:2        27:2835   
  29:19       31:3397     32:46       33:1        34:84       35:257    
  36:3107     37:4642     38:10558    39:915      40:167      41:4328   
  42:2004     43:2731     44:385      45:19165    46:5223     47:337    
  49:1962     50:1892     51:591      52:1568     54:328      55:1090   
  56:11       57:273      58:2327     59:1322     60:1203     61:3165   
  62:3027     63:1810     64:5501     65:2181     66:4683     67:3071   
  68:1126     69:3949     70:1078     71:633      72:2817     74:2811   
  75:1513     76:616      77:2723     78:1882     79:1736     80:2263   
  81:2085     82:3169     83:1489     84:1886     85:3462     86:1179   
  87:2423     88:1343     89:4460     90:772      91:8473     92:2795   
  93:2940     94:4167     95:4377     96:1467     97:311      98:982    
  99:698     100:73      101:1450    102:4030    103:32859   104:5141   
 105:1191    106:1044    107:2665    108:1251    109:4167    110:2278   
 111:3349    112:2161    113:1860    114:2012    115:2220    116:2145   
 117:2579    118:2918    119:2032    120:2065    121:1457    122:2923   
 123:2621    124:1727    125:2917    126:93      128:1681    129:968    
 130:1318    131:2060    132:788     133:449     134:1531    135:393    
 136:1354    137:1259    138:2967    139:1672    140:1623    141:1514   
 142:1902    143:1853    144:1131    145:543     146:2203    147:2107   
 148:2707    149:2974    150:1280    151:1976    152:2098    153:579    
 154:7756    155:1757    156:3024    157:1917    158:1323    159:2494   
 160:3632    161:1902    162:3872    163:2223    164:1881    165:1998   
 166:1497    167:1982    168:4177    169:799     170:5296    171:1035   
 172:4462    173:3334    174:918     175:1335    176:3753    177:5211   
 178:3748    179:2422    180:2717    181:4240    182:3480    183:2181   
 184:2106    185:21786   186:5443    187:4726    188:4428    189:4414   
 190:9853    191:1714    192:11346   193:9522    194:7999    195:5764   
 196:3310    197:3673    198:6131    199:8552    200:8539    201:6469   
 202:10872   203:10958   204:4567    205:3625    206:4508    207:3543   
 208:4301    209:5164    210:4939    211:2760    212:4648    213:3767   
 214:1027    215:48      216:6803    217:3348    218:1426    219:592    
 220:2090    221:1142    222:977     223:2495   

End of report


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