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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jun 12 21:30:59 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Thu 12 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:                             1021171
    Prefixes after maximum aggregation (per Origin AS):          381925
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      482857
    Number of IPv4 prefixes with a valid ROA:                    569045
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         452107
Total ASes present in the Internet Routing Table:                 77071
    Prefixes per ASN:                                             13.25
Origin-only ASes present in the Internet Routing Table:           65944
Origin ASes announcing only one prefix:                           26489
Transit ASes present in the Internet Routing Table:               11127
Transit-only ASes present in the Internet Routing Table:            570
Paths with bogon ASNs present in the IPv4 Routing Table:             64
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:              1154
    Number of instances of unregistered ASNs:                      1189
Number of 32-bit ASNs allocated by the RIRs:                      46631
Number of 32-bit ASNs visible in the Routing Table:               38426
Prefixes from 32-bit ASNs in the Routing Table:                  211729
Number of bogon 32-bit ASNs visible in the Routing Table:            86
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            307
Number of addresses announced to Internet:                   3115917888
    Equivalent to 185 /8s, 185 /16s and 34 /24s
    Percentage of available address space announced:               84.2
    Percentage of allocated address space announced:               84.2
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      335443

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

Prefixes being announced by APNIC Region ASes:                   271801
    Total APNIC prefixes after maximum aggregation:               78098
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          263187
    Unique aggregates announced from the APNIC address blocks:   104779
APNIC Region origin ASes present in the Internet Routing Table:   14730
    APNIC Prefixes per ASN:                                       17.87
APNIC Region origin ASes announcing only one prefix:               4458
APNIC Region transit ASes present in the Internet Routing Table:   1995
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10185
Number of APNIC addresses announced to Internet:              754393920
    Equivalent to 44 /8s, 247 /16s and 35 /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:                    295204
    Total ARIN prefixes after maximum aggregation:               131345
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           297013
    Unique aggregates announced from the ARIN address blocks:    139574
ARIN Region origin ASes present in the Internet Routing Table:    19236
    ARIN Prefixes per ASN:                                        15.44
ARIN Region origin ASes announcing only one prefix:                7013
ARIN Region transit ASes present in the Internet Routing Table:    2002
Average ARIN Region AS path length visible:                         4.9
    Max ARIN Region AS path length visible:                          34
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5230
Number of ARIN addresses announced to Internet:              1353259264
    Equivalent to 80 /8s, 169 /16s and 25 /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:                    281757
    Total RIPE prefixes after maximum aggregation:               135061
    RIPE Deaggregation factor:                                     2.09
Prefixes being announced from the RIPE address blocks:           280369
    Unique aggregates announced from the RIPE address blocks:    175730
RIPE Region origin ASes present in the Internet Routing Table:    28978
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               12029
RIPE Region transit ASes present in the Internet Routing Table:    4024
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12513
Number of RIPE addresses announced to Internet:               731342272
    Equivalent to 43 /8s, 151 /16s and 101 /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:                  133693
    Total LACNIC prefixes after maximum aggregation:              29891
    LACNIC Deaggregation factor:                                   4.47
Prefixes being announced from the LACNIC address blocks:         129837
    Unique aggregates announced from the LACNIC address blocks:   48931
LACNIC Region origin ASes present in the Internet Routing Table:  11267
    LACNIC Prefixes per ASN:                                      11.52
LACNIC Region origin ASes announcing only one prefix:              2332
LACNIC Region transit ASes present in the Internet Routing Table:  2529
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        57
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9213
Number of LACNIC addresses announced to Internet:             171841600
    Equivalent to 10 /8s, 62 /16s and 24 /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:                  37562
    Total AfriNIC prefixes after maximum aggregation:              6774
    AfriNIC Deaggregation factor:                                  5.55
Prefixes being announced from the AfriNIC address blocks:         50458
    Unique aggregates announced from the AfriNIC address blocks:  13563
AfriNIC Region origin ASes present in the Internet Routing Table:  1921
    AfriNIC Prefixes per ASN:                                     26.27
AfriNIC Region origin ASes announcing only one prefix:              657
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:                       32
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1285
Number of AfriNIC addresses announced to Internet:            104918784
    Equivalent to 6 /8s, 64 /16s and 239 /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        6161        843     640  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4851       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4466        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4366       1874      56  VNPT-AS-VN VNPT Corp, VN
  9498        4308        534     305  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3950       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3698       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2883        855     530  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2294        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       13695      40942    5243  AMAZON-02, US
   174        5349       8745     882  COGENT-174, US
 11492        4762        316     595  CABLEONE, US
  7155        3877        287      89  VIASAT-SP-BACKBONE, US
  6327        3636       1320      81  SHAW, CA
 22773        3344       3016     166  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3229      54783    2480  DNIC-AS-00749, US
396982        3185       3854     426  GOOGLE-CLOUD-PLATFORM, US
 16625        3030       1263    2230  AKAMAI-AS, US
 36352        2817        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        7703       1714     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3976       3395     139  AKAMAI-ASN1, NL
  9009        3893        358    2092  M247, RO
 12389        3109       2304     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2403        361     579  TELLCOM-AS, TR
  5384        2362        585      29  EMIRATES-INTERNET Emirates Internet, AE
212238        2266        165    1654  CDNEXT, GB
 13188        1606        100      34  TRIOLAN, UA
  8452        1562       1852      14  TE-AS TE-AS, EG

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       12223       3254     578  UNINET, MX
 10620        3499        480    1017  Telmex Colombia S.A., CO
 13999        2490        541     360  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        1199        371      22  Telefonica del Peru S.A.A., PE
 28202        1107         52       9  MASTER SA, BR
 22884        1066         68     377  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1041        373     162  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        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        1015        199     318  INTERNET-SOLUTIONS, ZA
 36914         571         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       13695      40942    5243  AMAZON-02, US
  8151       12223       3254     578  UNINET, MX
  9808       11227       8918     157  CHINAMOBILE-CN China Mobile Communication
 12479        7703       1714     148  UNI2-AS, ES
  7545        6161        843     640  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5349       8745     882  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        4466        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       12223        11645  UNINET, MX
  9808       11227        11070  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7703         7555  UNI2-AS, ES
  7545        6161         5521  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        5349         4467  COGENT-174, US
 18403        4466         4441  FPT-AS-AP FPT Telecom Company, VN
 45899        4366         4310  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              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
    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
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.147.240.0/24      Origin:     32302  RESERVED, ZZ
23.147.240.0/24     Transit:     32787  PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE
23.155.208.0/24      Origin:    396169  AS-GHCIL-01, US
23.155.208.0/24     Transit:     35985  ONERINGNET-ATL-1, US
23.159.56.0/24       Origin:       174  COGENT-174, US
23.159.56.0/24      Transit:      2914  NTT-DATA-2914, US

Complete listing at https://bgp.nsrc.org/REN/Guam/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:41      /11:92      /12:301     
/13:585     /14:1226    /15:2186    /16:14023   /17:8538    /18:14555   
/19:25450   /20:46312   /21:53827   /22:114985  /23:109200  /24:629085  
/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        6621        7703  UNI2-AS, ES
  8151        6420       12223  UNINET, MX
 11492        3559        4762  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3431        3636  SHAW, CA
  7155        2835        3877  VIASAT-SP-BACKBONE, US
 22773        2495        3344  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2375       13695  AMAZON-02, US
 30036        2244        2585  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)
----------------------------------------------

   1:2440      2:1609      3:812       4:12        5:5067      6:162    
   7:6         8:1606      9:1        11:172      12:1350     13:453    
  14:2589     15:359      16:285      17:382      18:924      20:567    
  21:4        22:188      23:7627     24:2981     25:2        27:2846   
  29:19       31:3434     32:48       33:1        34:84       35:257    
  36:3121     37:4655     38:10597    39:915      40:175      41:4387   
  42:2022     43:2721     44:385      45:19437    46:5239     47:338    
  49:1978     50:1895     51:591      52:1571     54:328      55:1094   
  56:11       57:274      58:2327     59:1323     60:1199     61:3161   
  62:3053     63:1815     64:5525     65:2199     66:4747     67:3105   
  68:1136     69:4023     70:1080     71:634      72:2946     74:2828   
  75:1524     76:616      77:2823     78:1890     79:1736     80:2265   
  81:2094     82:3173     83:1494     84:1887     85:3460     86:1174   
  87:2423     88:1361     89:4448     90:772      91:8508     92:2803   
  93:2944     94:4176     95:4379     96:1478     97:311      98:981    
  99:698     100:73      101:1450    102:4195    103:32846   104:5145   
 105:1191    106:1040    107:2664    108:1253    109:4174    110:2279   
 111:3352    112:2160    113:1861    114:2018    115:2219    116:2143   
 117:2579    118:2927    119:2027    120:2067    121:1458    122:2921   
 123:2622    124:1720    125:2915    126:93      128:1704    129:968    
 130:1333    131:2100    132:784     133:449     134:1563    135:389    
 136:1358    137:1264    138:3023    139:1677    140:1625    141:1513   
 142:1924    143:1872    144:1131    145:548     146:2206    147:2115   
 148:2715    149:2976    150:1279    151:1970    152:2117    153:579    
 154:7795    155:1765    156:3035    157:1927    158:1324    159:2495   
 160:3681    161:1899    162:3871    163:2219    164:1893    165:2021   
 166:1496    167:1990    168:4210    169:807     170:5362    171:1035   
 172:4453    173:3359    174:919     175:1335    176:3817    177:5499   
 178:3824    179:2515    180:2716    181:4252    182:3475    183:2181   
 184:2117    185:21871   186:5557    187:4883    188:4424    189:4500   
 190:9901    191:1921    192:11354   193:9540    194:8005    195:5781   
 196:3397    197:3828    198:6142    199:8556    200:8690    201:6506   
 202:10874   203:10972   204:4568    205:3643    206:4541    207:3547   
 208:4294    209:5177    210:4970    211:2759    212:4646    213:3807   
 214:1027    215:48      216:6830    217:3363    218:1426    219:601    
 220:2094    221:1141    222:976     223:2524   

End of report


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