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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jul 12 21:31:27 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Sat 12 Jul, 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:                             1009677
    Prefixes after maximum aggregation (per Origin AS):          383806
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      486428
    Number of IPv4 prefixes with a valid ROA:                    565356
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         444302
Total ASes present in the Internet Routing Table:                 77115
    Prefixes per ASN:                                             13.09
Origin-only ASes present in the Internet Routing Table:           65960
Origin ASes announcing only one prefix:                           26864
Transit ASes present in the Internet Routing Table:               11155
Transit-only ASes present in the Internet Routing Table:            577
Paths with bogon ASNs present in the IPv4 Routing Table:             70
Average AS path length visible in the Internet Routing Table:       5.3
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1117
    Number of instances of unregistered ASNs:                      1152
Number of 32-bit ASNs allocated by the RIRs:                      46816
Number of 32-bit ASNs visible in the Routing Table:               38588
Prefixes from 32-bit ASNs in the Routing Table:                  208901
Number of bogon 32-bit ASNs visible in the Routing Table:            88
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            340
Number of addresses announced to Internet:                   3111872065
    Equivalent to 185 /8s, 123 /16s and 102 /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:      328112

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

Prefixes being announced by APNIC Region ASes:                   274062
    Total APNIC prefixes after maximum aggregation:               78682
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          264628
    Unique aggregates announced from the APNIC address blocks:   105269
APNIC Region origin ASes present in the Internet Routing Table:   14806
    APNIC Prefixes per ASN:                                       17.87
APNIC Region origin ASes announcing only one prefix:               4497
APNIC Region transit ASes present in the Internet Routing Table:   2011
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10274
Number of APNIC addresses announced to Internet:              754664768
    Equivalent to 44 /8s, 251 /16s and 69 /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:                    294055
    Total ARIN prefixes after maximum aggregation:               131989
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           295790
    Unique aggregates announced from the ARIN address blocks:    140951
ARIN Region origin ASes present in the Internet Routing Table:    19219
    ARIN Prefixes per ASN:                                        15.39
ARIN Region origin ASes announcing only one prefix:                7019
ARIN Region transit ASes present in the Internet Routing Table:    2005
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:    5242
Number of ARIN addresses announced to Internet:              1349462784
    Equivalent to 80 /8s, 111 /16s and 43 /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:                    280335
    Total RIPE prefixes after maximum aggregation:               135879
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           279275
    Unique aggregates announced from the RIPE address blocks:    176966
RIPE Region origin ASes present in the Internet Routing Table:    28956
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12026
RIPE Region transit ASes present in the Internet Routing Table:    4013
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:   12558
Number of RIPE addresses announced to Internet:               731503553
    Equivalent to 43 /8s, 153 /16s and 219 /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:                  126193
    Total LACNIC prefixes after maximum aggregation:              29754
    LACNIC Deaggregation factor:                                   4.24
Prefixes being announced from the LACNIC address blocks:         122476
    Unique aggregates announced from the LACNIC address blocks:   49061
LACNIC Region origin ASes present in the Internet Routing Table:  11276
    LACNIC Prefixes per ASN:                                      10.86
LACNIC Region origin ASes announcing only one prefix:              2645
LACNIC Region transit ASes present in the Internet Routing Table:  2537
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9231
Number of LACNIC addresses announced to Internet:             171176512
    Equivalent to 10 /8s, 51 /16s and 242 /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:                  33915
    Total AfriNIC prefixes after maximum aggregation:              6747
    AfriNIC Deaggregation factor:                                  5.03
Prefixes being announced from the AfriNIC address blocks:         47168
    Unique aggregates announced from the AfriNIC address blocks:  13876
AfriNIC Region origin ASes present in the Internet Routing Table:  1914
    AfriNIC Prefixes per ASN:                                     24.64
AfriNIC Region origin ASes announcing only one prefix:              677
AfriNIC Region transit ASes present in the Internet Routing Table:  386
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: 1283
Number of AfriNIC addresses announced to Internet:            104852480
    Equivalent to 6 /8s, 63 /16s and 236 /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       11912       8921     173  CHINAMOBILE-CN China Mobile Communication
  7545        6136        839     613  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4458        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4380       1874      55  VNPT-AS-VN VNPT Corp, VN
  9498        4361        535     312  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3939       1332      28  VIETEL-AS-AP Viettel Group, VN
  7713        3703       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2902        862     519  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2789        832     219  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       13689      40962    5257  AMAZON-02, US
   174        5281       8769     848  COGENT-174, US
 11492        4788        317     606  CABLEONE, US
  7155        3871        287      89  VIASAT-SP-BACKBONE, US
  6327        3637       1320      82  SHAW, CA
 22773        3337       3018     166  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3225      54767    2476  DNIC-AS-00749, US
396982        3194       3854     431  GOOGLE-CLOUD-PLATFORM, US
 16625        2987       1255    2218  AKAMAI-AS, US
  4155        2849        216    1727  USDA-1, 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        7637       1713     150  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3970       3396     140  AKAMAI-ASN1, NL
  9009        3777        360    2110  M247, RO
 12389        3121       2317     875  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2402        361     582  TELLCOM-AS, TR
  5384        2379        585      29  EMIRATES-INTERNET Emirates Internet, AE
212238        2348        167    1715  CDNEXT, GB
 13188        1606        100      34  TRIOLAN, UA
  8452        1585       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       12290       3252     567  UNINET, MX
 10620        3512        481    1022  Telmex Colombia S.A., CO
 13999        2530        538     352  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1369       2435     268  Claro NXT Telecomunicacoes Ltda, BR
  3816        1346        787     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1197        371      22  Telefonica del Peru S.A.A., PE
 11664        1165        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1054         67     379  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1024       2487      55  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        1619        633      33  RAYA-AS, EG
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36992        1140       1466     338  ETISALAT-MISR, EG
 36935         741        520      39  Vodafone-, EG
 24863         645        389      22  LINKdotNET-AS, EG
 37069         600       1112      11  MOBINIL, EG
 36914         571         82       3  KENET-AS, KE
 20011         568        154     212  INTERNET-SOLUTIONS, ZA
 15399         541         57      60  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       13689      40962    5257  AMAZON-02, US
  8151       12290       3252     567  UNINET, MX
  9808       11912       8921     173  CHINAMOBILE-CN China Mobile Communication
 12479        7637       1713     150  UNI2-AS, ES
  7545        6136        839     613  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5281       8769     848  COGENT-174, US
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4788        317     606  CABLEONE, US
 18403        4458        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
  9808       11912        11739  CHINAMOBILE-CN China Mobile Communications Grou
  8151       12290        11723  UNINET, MX
 12479        7637         7487  UNI2-AS, ES
  7545        6136         5523  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886         4811  ERX-CERNET-BKB China Education and Research Net
 39891        4798         4735  ALJAWWALSTC-AS, SA
   174        5281         4433  COGENT-174, US
 18403        4458         4433  FPT-AS-AP FPT Telecom Company, VN
 45899        4380         4325  VNPT-AS-VN VNPT Corp, VN
 11492        4788         4182  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
    206734  UNALLOCATED  5.175.236.0/24          215120  EVOLUS-IX, AT
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               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
    398074  UNALLOCATED  8.28.115.0/24            32787  PROLEXIC-TECHNOLOGIES-D
    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

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
23.142.24.0/24       Origin:     62164  HEYMMAN-2, CA
23.142.24.0/24      Transit:     64236  UNREAL-SERVERS, US
23.147.224.0/24      Origin:     27392  639-DATACENTERS, US
23.147.224.0/24     Transit:      3356  LEVEL3, US
23.147.225.0/24      Origin:     27392  639-DATACENTERS, US
23.147.225.0/24     Transit:      3356  LEVEL3, 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      /12:299     
/13:581     /14:1208    /15:2168    /16:13875   /17:8467    /18:14288   
/19:25291   /20:45429   /21:53087   /22:113247  /23:106006  /24:624819  
/25:132     /26:112     /27:101     /28:19      /29:74      /30:8       
/31:0       /32:303     

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

   ASN  No of nets  Total ann.  Description
 12479        6570        7637  UNI2-AS, ES
  8151        6518       12290  UNINET, MX
 11492        3582        4788  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3433        3637  SHAW, CA
  7155        2829        3871  VIASAT-SP-BACKBONE, US
 22773        2489        3337  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2349       13689  AMAZON-02, US
 30036        2267        2608  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2199        3512  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)
----------------------------------------------

   1:2467      2:1595      3:852       4:12        5:4872      6:162    
   7:6         8:1587      9:1        11:172      12:1341     13:459    
  14:2625     15:366      16:285      17:381      18:899      20:571    
  21:4        22:188      23:7733     24:2727     25:2        27:2869   
  29:19       31:3406     32:39       33:1        34:84       35:260    
  36:3544     37:4634     38:10567    39:917      40:250      41:4231   
  42:1968     43:2790     44:375      45:18804    46:5172     47:353    
  49:1917     50:1939     51:592      52:1555     54:324      55:1109   
  56:11       57:277      58:2299     59:1322     60:1202     61:3069   
  62:2918     63:1803     64:5548     65:2180     66:4737     67:3102   
  68:1092     69:3962     70:1046     71:630      72:2854     74:2802   
  75:1512     76:608      77:2761     78:1902     79:1730     80:2231   
  81:2086     82:3172     83:1495     84:1885     85:3463     86:1182   
  87:2404     88:1316     89:4477     90:775      91:8467     92:2817   
  93:2957     94:4231     95:4427     96:1488     97:310      98:962    
  99:697     100:72      101:1457    102:4085    103:32807   104:5276   
 105:1098    106:982     107:2639    108:1260    109:4243    110:2283   
 111:3347    112:2252    113:1904    114:1977    115:2307    116:2147   
 117:2607    118:3017    119:2036    120:2200    121:1410    122:2929   
 123:2541    124:1770    125:2933    126:91      128:1636    129:981    
 130:1312    131:2081    132:771     133:450     134:1582    135:350    
 136:1435    137:1270    138:2891    139:1663    140:1654    141:1539   
 142:1917    143:1953    144:1188    145:560     146:2196    147:2106   
 148:2705    149:3021    150:1252    151:2231    152:2081    153:591    
 154:8031    155:1829    156:3100    157:1940    158:1336    159:2493   
 160:3636    161:1867    162:3892    163:2252    164:1882    165:2090   
 166:1513    167:2025    168:4052    169:785     170:5185    171:1015   
 172:4422    173:3365    174:917     175:1350    176:3729    177:4895   
 178:3974    179:2366    180:2691    181:4126    182:3527    183:2260   
 184:2105    185:21655   186:5302    187:4710    188:4284    189:4394   
 190:9605    191:1529    192:11361   193:9498    194:7934    195:5717   
 196:3241    197:3160    198:6112    199:8580    200:8297    201:6447   
 202:10961   203:10917   204:4580    205:3628    206:4526    207:3544   
 208:4313    209:5153    210:4948    211:2801    212:4610    213:3808   
 214:1035    215:46      216:6806    217:3336    218:1433    219:603    
 220:2148    221:1190    222:966     223:2670   

End of report


More information about the ren-bgp-stats-all mailing list