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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Mar 19 21:30:30 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Wed 19 Mar, 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:                              995531
    Prefixes after maximum aggregation (per Origin AS):          375211
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      475623
    Number of IPv4 prefixes with a valid ROA:                    544243
    Number of IPv4 prefixes with an invalid ROA:                     32
    Number of IPv4 prefixes with no ROA:                         451256
Total ASes present in the Internet Routing Table:                 76810
    Prefixes per ASN:                                             12.96
Origin-only ASes present in the Internet Routing Table:           65727
Origin ASes announcing only one prefix:                           26847
Transit ASes present in the Internet Routing Table:               11083
Transit-only ASes present in the Internet Routing Table:            561
Paths with bogon ASNs present in the IPv4 Routing Table:             80
Average AS path length visible in the Internet Routing Table:       5.6
    Max AS path length visible:                                      73
    Max AS path prepend of ASN ( 37447)                              69
Prefixes from unregistered ASNs in the Routing Table:              1001
    Number of instances of unregistered ASNs:                      1011
Number of 32-bit ASNs allocated by the RIRs:                      46125
Number of 32-bit ASNs visible in the Routing Table:               38033
Prefixes from 32-bit ASNs in the Routing Table:                  201508
Number of bogon 32-bit ASNs visible in the Routing Table:            32
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            364
Number of addresses announced to Internet:                   3113848960
    Equivalent to 185 /8s, 153 /16s and 144 /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:      324377

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

Prefixes being announced by APNIC Region ASes:                   266620
    Total APNIC prefixes after maximum aggregation:               77063
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          258355
    Unique aggregates announced from the APNIC address blocks:   102786
APNIC Region origin ASes present in the Internet Routing Table:   14643
    APNIC Prefixes per ASN:                                       17.64
APNIC Region origin ASes announcing only one prefix:               4441
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:                         49
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10081
Number of APNIC addresses announced to Internet:              754395200
    Equivalent to 44 /8s, 247 /16s and 40 /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:                    291809
    Total ARIN prefixes after maximum aggregation:               128568
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292443
    Unique aggregates announced from the ARIN address blocks:    136734
ARIN Region origin ASes present in the Internet Routing Table:    19231
    ARIN Prefixes per ASN:                                        15.21
ARIN Region origin ASes announcing only one prefix:                7027
ARIN Region transit ASes present in the Internet Routing Table:    1986
Average ARIN Region AS path length visible:                         5.1
    Max ARIN Region AS path length visible:                          29
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5170
Number of ARIN addresses announced to Internet:              1350396928
    Equivalent to 80 /8s, 125 /16s and 108 /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:                    276285
    Total RIPE prefixes after maximum aggregation:               132883
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           274514
    Unique aggregates announced from the RIPE address blocks:    173459
RIPE Region origin ASes present in the Internet Routing Table:    28884
    RIPE Prefixes per ASN:                                         9.50
RIPE Region origin ASes announcing only one prefix:               12043
RIPE Region transit ASes present in the Internet Routing Table:    4016
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          46
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12343
Number of RIPE addresses announced to Internet:               732372224
    Equivalent to 43 /8s, 167 /16s and 29 /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:                  123889
    Total LACNIC prefixes after maximum aggregation:              29312
    LACNIC Deaggregation factor:                                   4.23
Prefixes being announced from the LACNIC address blocks:         120467
    Unique aggregates announced from the LACNIC address blocks:   48887
LACNIC Region origin ASes present in the Internet Routing Table:  11207
    LACNIC Prefixes per ASN:                                      10.75
LACNIC Region origin ASes announcing only one prefix:              2654
LACNIC Region transit ASes present in the Internet Routing Table:  2510
Average LACNIC Region AS path length visible:                       6.3
    Max LACNIC Region AS path length visible:                        57
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9165
Number of LACNIC addresses announced to Internet:             171532608
    Equivalent to 10 /8s, 57 /16s and 97 /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:                  35927
    Total AfriNIC prefixes after maximum aggregation:              6756
    AfriNIC Deaggregation factor:                                  5.32
Prefixes being announced from the AfriNIC address blocks:         49388
    Unique aggregates announced from the AfriNIC address blocks:  13461
AfriNIC Region origin ASes present in the Internet Routing Table:  1910
    AfriNIC Prefixes per ASN:                                     25.86
AfriNIC Region origin ASes announcing only one prefix:              682
AfriNIC Region transit ASes present in the Internet Routing Table:  386
Average AfriNIC Region AS path length visible:                      6.3
    Max AfriNIC Region AS path length visible:                       73
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1274
Number of AfriNIC addresses announced to Internet:            104962048
    Equivalent to 6 /8s, 65 /16s and 152 /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       10405       8912     142  CHINAMOBILE-CN China Mobile Communication
  7545        6199        842     647  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4852       4192      76  ERX-CERNET-BKB China Education and Resear
 18403        4392        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4214        530     273  BBIL-AP BHARTI Airtel Ltd., IN
 45899        4176       1874      56  VNPT-AS-VN VNPT Corp, VN
  7552        3940       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3675       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2834        846     538  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       12956      39644    3978  AMAZON-02, US
   174        5510       8765     959  COGENT-174, US
 11492        4675        310     585  CABLEONE, US
  7155        4188        287      87  VIASAT-SP-BACKBONE, US
  6327        3623       1320      81  SHAW, CA
 22773        3381       3033     181  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3259      54879    2506  DNIC-AS-00749, US
 16625        3001       1265    2201  AKAMAI-AS, US
396982        2942       3660     455  GOOGLE-CLOUD-PLATFORM, US
 30036        2557        351     389  MEDIACOM-ENTERPRISE-BUSINESS, 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        7754       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3946       3396     142  AKAMAI-ASN1, NL
  9009        3752        321    1938  M247, RO
 12389        3007       2304     891  ROSTELECOM-AS, RU
  5384        2442        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2370        361     582  TELLCOM-AS, TR
212238        2051        146    1511  CDNEXT, GB
  8452        1608       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       11827       3241     582  UNINET, MX
 10620        3523        486     970  Telmex Colombia S.A., CO
 13999        2508        539     368  Mega Cable, S.A. de C.V., MX
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 28573        1351       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        781     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1193        371      21  Telefonica del Peru S.A.A., PE
 11664        1069        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1067        359     174  Axtel, S.A.B. de C.V., MX
 22884        1052         67     378  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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        1683        599      30  RAYA-AS, EG
 24863        1621        389      16  LINKdotNET-AS, EG
 29571        1560        102      23  ORANGE-COTE-IVOIRE, CI
 36992        1426       1518     286  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 36935        1006        521      42  Vodafone-, EG
 20011         980        183     284  INTERNET-SOLUTIONS, ZA
 37069         859       1083      15  MOBINIL, EG
  6713         561       1861      35  IAM-AS, MA
 36914         536         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       12956      39644    3978  AMAZON-02, US
  8151       11827       3241     582  UNINET, MX
  9808       10405       8912     142  CHINAMOBILE-CN China Mobile Communication
 12479        7754       1714     145  UNI2-AS, ES
  7545        6199        842     647  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5510       8765     959  COGENT-174, US
  4538        4852       4192      76  ERX-CERNET-BKB China Education and Resear
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4675        310     585  CABLEONE, US
 18403        4392        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       11827        11245  UNINET, MX
  9808       10405        10263  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7754         7609  UNI2-AS, ES
  7545        6199         5552  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4852         4776  ERX-CERNET-BKB China Education and Research Net
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5510         4551  COGENT-174, US
 18403        4392         4367  FPT-AS-AP FPT Telecom Company, VN
 45899        4176         4120  VNPT-AS-VN VNPT Corp, VN
  7155        4188         4101  VIASAT-SP-BACKBONE, 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
23.136.36.0/24       Origin:     17378  AS17378, US
23.136.36.0/24      Transit:     11164  INTERNET2-I2PX, US
23.136.44.0/24       Origin:    395881  SKYLINKHOSTINGLLC, ZZ
23.136.44.0/24      Transit:     40124  AS-CITSL, 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

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      /12:304     
/13:586     /14:1230    /15:2188    /16:14077   /17:8517    /18:14516   
/19:25264   /20:45647   /21:52988   /22:113579  /23:103690  /24:612068  
/25:111     /26:107     /27:102     /28:20      /29:73      /30:10      
/31:0       /32:288     

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

   ASN  No of nets  Total ann.  Description
 12479        6689        7754  UNI2-AS, ES
  8151        6030       11827  UNINET, MX
 11492        3528        4675  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3418        3623  SHAW, CA
  7155        3134        4188  VIASAT-SP-BACKBONE, US
 22773        2518        3381  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2338       12956  AMAZON-02, US
 30036        2217        2557  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2185        3523  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)
----------------------------------------------

   1:2394      2:1653      3:597       4:12        5:4619      6:162    
   7:6         8:1566      9:1        11:172      12:1375     13:347    
  14:2572     15:350      16:279      17:366      18:919      20:474    
  21:4        22:188      23:7334     24:3029     25:2        27:2793   
  29:19       31:3274     32:41       34:83       35:207      36:2421   
  37:4655     38:10115    39:907      40:155      41:4315     42:2003   
  43:2659     44:355      45:18538    46:5068     47:309      49:2000   
  50:1885     51:590      52:1557     54:302      55:1071     56:9      
  57:259      58:2313     59:1291     60:1193     61:2903     62:2932   
  63:1845     64:5504     65:2184     66:4628     67:2988     68:1114   
  69:3959     70:1110     71:623      72:2855     74:2806     75:1656   
  76:611      77:2695     78:1859     79:1750     80:2231     81:2037   
  82:2838     83:1430     84:1825     85:3379     86:1138     87:2422   
  88:1284     89:4314     90:784      91:8341     92:2852     93:2894   
  94:4034     95:4256     96:1423     97:315      98:988      99:738    
 100:71      101:1320    102:3821    103:32570   104:4809    105:1097   
 106:1003    107:2599    108:1209    109:4148    110:2236    111:3346   
 112:2062    113:1851    114:1957    115:2211    116:2073    117:2798   
 118:2909    119:1983    120:1947    121:1440    122:2776    123:2223   
 124:1706    125:2929    126:88      128:1635    129:978     130:1297   
 131:1882    132:784     133:451     134:1532    135:328     136:1261   
 137:1248    138:2902    139:1678    140:1571    141:1488    142:1805   
 143:1645    144:1050    145:476     146:2165    147:2100    148:2606   
 149:2981    150:1254    151:2126    152:2102    153:571     154:8155   
 155:1619    156:3301    157:1902    158:1273    159:2427    160:3575   
 161:1956    162:3707    163:1942    164:1705    165:2197    166:1412   
 167:1887    168:4051    169:795     170:5098    171:1012    172:4455   
 173:3224    174:910     175:1306    176:3692    177:4759    178:3841   
 179:2345    180:2664    181:4040    182:3396    183:2083    184:2293   
 185:21597   186:5135    187:4385    188:4213    189:4180    190:9651   
 191:1515    192:11182   193:9450    194:7913    195:5662    196:3257   
 197:3757    198:6104    199:8389    200:8166    201:6286    202:10954  
 203:10840   204:4527    205:3622    206:4647    207:3484    208:4217   
 209:5149    210:4882    211:2725    212:4555    213:3745    214:1056   
 215:48      216:6590    217:3273    218:1392    219:576     220:2104   
 221:1057    222:971     223:2339   

End of report


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