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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Apr 8 21:30:52 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Tue 08 Apr, 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:                              999443
    Prefixes after maximum aggregation (per Origin AS):          376445
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      476838
    Number of IPv4 prefixes with a valid ROA:                    548286
    Number of IPv4 prefixes with an invalid ROA:                     21
    Number of IPv4 prefixes with no ROA:                         451135
Total ASes present in the Internet Routing Table:                 76839
    Prefixes per ASN:                                             13.01
Origin-only ASes present in the Internet Routing Table:           65801
Origin ASes announcing only one prefix:                           26862
Transit ASes present in the Internet Routing Table:               11038
Transit-only ASes present in the Internet Routing Table:            553
Paths with bogon ASNs present in the IPv4 Routing Table:             56
Average AS path length visible in the Internet Routing Table:       5.3
    Max AS path length visible:                                      61
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1029
    Number of instances of unregistered ASNs:                      1034
Number of 32-bit ASNs allocated by the RIRs:                      46152
Number of 32-bit ASNs visible in the Routing Table:               38093
Prefixes from 32-bit ASNs in the Routing Table:                  203810
Number of bogon 32-bit ASNs visible in the Routing Table:            16
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            338
Number of addresses announced to Internet:                   3112195840
    Equivalent to 185 /8s, 128 /16s and 87 /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:      326147

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

Prefixes being announced by APNIC Region ASes:                   267994
    Total APNIC prefixes after maximum aggregation:               77263
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          259724
    Unique aggregates announced from the APNIC address blocks:   103017
APNIC Region origin ASes present in the Internet Routing Table:   14658
    APNIC Prefixes per ASN:                                       17.72
APNIC Region origin ASes announcing only one prefix:               4457
APNIC Region transit ASes present in the Internet Routing Table:   1999
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         55
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10099
Number of APNIC addresses announced to Internet:              754037312
    Equivalent to 44 /8s, 241 /16s and 178 /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:                    291390
    Total ARIN prefixes after maximum aggregation:               128969
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292347
    Unique aggregates announced from the ARIN address blocks:    137373
ARIN Region origin ASes present in the Internet Routing Table:    19242
    ARIN Prefixes per ASN:                                        15.19
ARIN Region origin ASes announcing only one prefix:                7035
ARIN Region transit ASes present in the Internet Routing Table:    1978
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:    5176
Number of ARIN addresses announced to Internet:              1349470976
    Equivalent to 80 /8s, 111 /16s and 75 /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:                    277181
    Total RIPE prefixes after maximum aggregation:               133463
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           275045
    Unique aggregates announced from the RIPE address blocks:    173727
RIPE Region origin ASes present in the Internet Routing Table:    28895
    RIPE Prefixes per ASN:                                         9.52
RIPE Region origin ASes announcing only one prefix:               12040
RIPE Region transit ASes present in the Internet Routing Table:    3985
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:   12375
Number of RIPE addresses announced to Internet:               731692672
    Equivalent to 43 /8s, 156 /16s and 190 /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:                  125487
    Total LACNIC prefixes after maximum aggregation:              29370
    LACNIC Deaggregation factor:                                   4.27
Prefixes being announced from the LACNIC address blocks:         122106
    Unique aggregates announced from the LACNIC address blocks:   48850
LACNIC Region origin ASes present in the Internet Routing Table:  11226
    LACNIC Prefixes per ASN:                                      10.88
LACNIC Region origin ASes announcing only one prefix:              2660
LACNIC Region transit ASes present in the Internet Routing Table:  2481
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:  9174
Number of LACNIC addresses announced to Internet:             171723840
    Equivalent to 10 /8s, 60 /16s and 76 /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:                  36362
    Total AfriNIC prefixes after maximum aggregation:              6754
    AfriNIC Deaggregation factor:                                  5.38
Prefixes being announced from the AfriNIC address blocks:         49883
    Unique aggregates announced from the AfriNIC address blocks:  13591
AfriNIC Region origin ASes present in the Internet Routing Table:  1903
    AfriNIC Prefixes per ASN:                                     26.21
AfriNIC Region origin ASes announcing only one prefix:              670
AfriNIC Region transit ASes present in the Internet Routing Table:  382
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1269
Number of AfriNIC addresses announced to Internet:            105086720
    Equivalent to 6 /8s, 67 /16s and 127 /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       10400       8913     146  CHINAMOBILE-CN China Mobile Communication
  7545        6209        843     652  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4851       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4238        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4220        530     274  BBIL-AP BHARTI Airtel Ltd., IN
 45899        4170       1874      55  VNPT-AS-VN VNPT Corp, VN
  7552        3944       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3676       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2849        850     537  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2196       1439      86  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       12993      39642    3928  AMAZON-02, US
   174        5487       8766     958  COGENT-174, US
 11492        4687        311     584  CABLEONE, US
  7155        3842        287      89  VIASAT-SP-BACKBONE, US
  6327        3622       1320      81  SHAW, CA
 22773        3400       3034     183  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3255      54879    2506  DNIC-AS-00749, US
 16625        3028       1271    2230  AKAMAI-AS, US
396982        2947       3649     464  GOOGLE-CLOUD-PLATFORM, US
 36352        2627        216     806  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        7716       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3953       3396     142  AKAMAI-ASN1, NL
  9009        3769        326    1963  M247, RO
 12389        3077       2303     888  ROSTELECOM-AS, RU
  5384        2425        585      28  EMIRATES-INTERNET Emirates Internet, AE
 34984        2365        360     582  TELLCOM-AS, TR
212238        2081        148    1532  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       11931       3244     585  UNINET, MX
 10620        3536        487     974  Telmex Colombia S.A., CO
 13999        2511        539     364  Mega Cable, S.A. de C.V., MX
 11830        1988        369      64  Instituto Costarricense de Electricidad y
 28573        1356       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1333        784     206  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1195        371      22  Telefonica del Peru S.A.A., PE
 11664        1082        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1051         67     379  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1043        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        1703        599      30  RAYA-AS, EG
 24863        1641        389      16  LINKdotNET-AS, EG
 29571        1567        102      22  ORANGE-COTE-IVOIRE, CI
 36992        1428       1518     287  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 36935        1022        523      45  Vodafone-, EG
 20011         981        185     285  INTERNET-SOLUTIONS, ZA
 37069         932       1099      15  MOBINIL, EG
  6713         561       1861      35  IAM-AS, MA
 36914         539         82       3  KENET-AS, 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       12993      39642    3928  AMAZON-02, US
  8151       11931       3244     585  UNINET, MX
  9808       10400       8913     146  CHINAMOBILE-CN China Mobile Communication
 12479        7716       1714     145  UNI2-AS, ES
  7545        6209        843     652  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5487       8766     958  COGENT-174, US
  4538        4851       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4687        311     584  CABLEONE, US
 18403        4238        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       11931        11346  UNINET, MX
  9808       10400        10254  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7716         7571  UNI2-AS, ES
  7545        6209         5557  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4851         4776  ERX-CERNET-BKB China Education and Research Net
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5487         4529  COGENT-174, US
 18403        4238         4213  FPT-AS-AP FPT Telecom Company, VN
 45899        4170         4115  VNPT-AS-VN VNPT Corp, VN
 11492        4687         4103  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
23.137.20.0/24       Origin:     34437  COVERTHART-AS-34437, US
23.137.20.0/24      Transit:       174  COGENT-174, 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
23.152.48.0/24       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       /9:16      /10:41      /11:93      /12:302     
/13:583     /14:1230    /15:2184    /16:14041   /17:8521    /18:14521   
/19:25253   /20:45650   /21:53172   /22:113993  /23:104730  /24:614384  
/25:114     /26:107     /27:101     /28:18      /29:75      /30:10      
/31:0       /32:288     

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

   ASN  No of nets  Total ann.  Description
 12479        6641        7716  UNI2-AS, ES
  8151        6134       11931  UNINET, MX
 11492        3531        4687  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3417        3622  SHAW, CA
  7155        2800        3842  VIASAT-SP-BACKBONE, US
 22773        2536        3400  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2330       12993  AMAZON-02, US
 30036        2206        2546  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2198        3536  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)
----------------------------------------------

   1:2389      2:1666      3:610       4:12        5:4688      6:163    
   7:6         8:1563      9:1        11:172      12:1372     13:352    
  14:2571     15:352      16:280      17:368      18:921      20:492    
  21:4        22:188      23:7358     24:2834     25:2        27:2772   
  29:19       31:3296     32:41       34:84       35:207      36:2423   
  37:4701     38:10112    39:906      40:154      41:4319     42:1921   
  43:2667     44:366      45:18677    46:5036     47:310      49:1940   
  50:1901     51:590      52:1552     54:300      55:879      56:11     
  57:252      58:2316     59:1356     60:1199     61:3151     62:2943   
  63:1841     64:5510     65:2183     66:4661     67:3063     68:1105   
  69:3982     70:1069     71:623      72:2824     74:2803     75:1607   
  76:610      77:2705     78:1877     79:1745     80:2235     81:2034   
  82:3129     83:1459     84:1850     85:3394     86:1142     87:2426   
  88:1286     89:4334     90:779      91:8344     92:2859     93:2878   
  94:4174     95:4315     96:1439     97:312      98:998      99:641    
 100:70      101:1415    102:3922    103:32638   104:4792    105:1186   
 106:994     107:2613    108:1201    109:4146    110:2271    111:3373   
 112:2069    113:1861    114:1978    115:2268    116:2090    117:2792   
 118:2930    119:2020    120:1943    121:1444    122:2895    123:2502   
 124:1706    125:2910    126:91      128:1652    129:981     130:1293   
 131:1920    132:782     133:451     134:1516    135:333     136:1309   
 137:1241    138:2943    139:1690    140:1581    141:1485    142:1836   
 143:1648    144:1063    145:514     146:2173    147:2106    148:2652   
 149:2982    150:1260    151:1748    152:2107    153:570     154:8194   
 155:1640    156:3198    157:1890    158:1267    159:2434    160:3571   
 161:1900    162:3724    163:2002    164:1709    165:2210    166:1449   
 167:1883    168:4107    169:790     170:5135    171:1014    172:4467   
 173:3226    174:909     175:1326    176:3699    177:4826    178:3799   
 179:2370    180:2666    181:4094    182:3401    183:2049    184:2141   
 185:21615   186:5209    187:4508    188:4212    189:4251    190:9695   
 191:1512    192:11219   193:9453    194:7929    195:5650    196:3293   
 197:3781    198:6102    199:8444    200:8244    201:6321    202:10941  
 203:10861   204:4532    205:3656    206:4634    207:3484    208:4224   
 209:5178    210:4888    211:2743    212:4554    213:3784    214:1053   
 215:48      216:6604    217:3274    218:1394    219:577     220:2088   
 221:1069    222:972     223:2341   

End of report


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