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

REN Routing Table Report cscora at bgp.nsrc.org
Mon May 19 21:30:37 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Mon 19 May, 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:                             1005517
    Prefixes after maximum aggregation (per Origin AS):          380281
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      479904
    Number of IPv4 prefixes with a valid ROA:                    555960
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         449539
Total ASes present in the Internet Routing Table:                 76925
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           65861
Origin ASes announcing only one prefix:                           26907
Transit ASes present in the Internet Routing Table:               11064
Transit-only ASes present in the Internet Routing Table:            557
Paths with bogon ASNs present in the IPv4 Routing Table:             54
Average AS path length visible in the Internet Routing Table:       5.3
    Max AS path length visible:                                     102
    Max AS path prepend of ASN ( 37447)                              98
Prefixes from unregistered ASNs in the Routing Table:               985
    Number of instances of unregistered ASNs:                       989
Number of 32-bit ASNs allocated by the RIRs:                      46452
Number of 32-bit ASNs visible in the Routing Table:               38263
Prefixes from 32-bit ASNs in the Routing Table:                  206122
Number of bogon 32-bit ASNs visible in the Routing Table:            14
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            316
Number of addresses announced to Internet:                   3114834496
    Equivalent to 185 /8s, 168 /16s and 154 /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:      326787

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

Prefixes being announced by APNIC Region ASes:                   270189
    Total APNIC prefixes after maximum aggregation:               77947
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          261345
    Unique aggregates announced from the APNIC address blocks:   103475
APNIC Region origin ASes present in the Internet Routing Table:   14708
    APNIC Prefixes per ASN:                                       17.77
APNIC Region origin ASes announcing only one prefix:               4457
APNIC Region transit ASes present in the Internet Routing Table:   1991
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:  10159
Number of APNIC addresses announced to Internet:              754085952
    Equivalent to 44 /8s, 242 /16s and 112 /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:                    293560
    Total ARIN prefixes after maximum aggregation:               130882
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           294664
    Unique aggregates announced from the ARIN address blocks:    138896
ARIN Region origin ASes present in the Internet Routing Table:    19249
    ARIN Prefixes per ASN:                                        15.31
ARIN Region origin ASes announcing only one prefix:                7050
ARIN Region transit ASes present in the Internet Routing Table:    1984
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:    5215
Number of ARIN addresses announced to Internet:              1352498944
    Equivalent to 80 /8s, 157 /16s and 127 /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:                    277757
    Total RIPE prefixes after maximum aggregation:               134205
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           275871
    Unique aggregates announced from the RIPE address blocks:    174485
RIPE Region origin ASes present in the Internet Routing Table:    28908
    RIPE Prefixes per ASN:                                         9.54
RIPE Region origin ASes announcing only one prefix:               12046
RIPE Region transit ASes present in the Internet Routing Table:    4008
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:   12433
Number of RIPE addresses announced to Internet:               731266752
    Equivalent to 43 /8s, 150 /16s and 62 /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:                  126380
    Total LACNIC prefixes after maximum aggregation:              29805
    LACNIC Deaggregation factor:                                   4.24
Prefixes being announced from the LACNIC address blocks:         121943
    Unique aggregates announced from the LACNIC address blocks:   48869
LACNIC Region origin ASes present in the Internet Routing Table:  11233
    LACNIC Prefixes per ASN:                                      10.86
LACNIC Region origin ASes announcing only one prefix:              2678
LACNIC Region transit ASes present in the Internet Routing Table:  2501
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:  9181
Number of LACNIC addresses announced to Internet:             171743552
    Equivalent to 10 /8s, 60 /16s and 153 /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:                  36646
    Total AfriNIC prefixes after maximum aggregation:              6821
    AfriNIC Deaggregation factor:                                  5.37
Prefixes being announced from the AfriNIC address blocks:         51378
    Unique aggregates announced from the AfriNIC address blocks:  13896
AfriNIC Region origin ASes present in the Internet Routing Table:  1909
    AfriNIC Prefixes per ASN:                                     26.91
AfriNIC Region origin ASes announcing only one prefix:              676
AfriNIC Region transit ASes present in the Internet Routing Table:  375
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                      102
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1275
Number of AfriNIC addresses announced to Internet:            105066752
    Equivalent to 6 /8s, 67 /16s and 49 /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       11086       8915     154  CHINAMOBILE-CN China Mobile Communication
  7545        6159        841     643  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4852       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4477        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4359       1874      55  VNPT-AS-VN VNPT Corp, VN
  9498        4285        534     301  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3935       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3694       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2864        852     535  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2200       1439      87  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       13433      40827    5074  AMAZON-02, US
   174        5334       8747     884  COGENT-174, US
 11492        4726        313     592  CABLEONE, US
  7155        3878        287      89  VIASAT-SP-BACKBONE, US
  6327        3622       1320      81  SHAW, CA
 22773        3347       3015     165  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3230      54783    2481  DNIC-AS-00749, US
396982        3163       3851     415  GOOGLE-CLOUD-PLATFORM, US
 16625        3052       1274    2233  AKAMAI-AS, US
 36352        2824        230     868  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        7690       1714     148  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3996       3395     139  AKAMAI-ASN1, NL
  9009        3808        328    1989  M247, RO
 12389        3073       2304     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2419        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2391        360     581  TELLCOM-AS, TR
212238        2149        151    1581  CDNEXT, GB
  8452        1606       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       12011       3248     588  UNINET, MX
 10620        3499        480    1018  Telmex Colombia S.A., CO
 13999        2520        540     364  Mega Cable, S.A. de C.V., MX
 11830        1996        369      64  Instituto Costarricense de Electricidad y
 28573        1353       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1338        785     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1198        371      22  Telefonica del Peru S.A.A., PE
262287        1070         83     229  Latitude.sh LTDA, BR
 22884        1062         68     380  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1042        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        1778        632      28  RAYA-AS, EG
 24863        1652        389      16  LINKdotNET-AS, EG
 29571        1598        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1432       1519     280  ETISALAT-MISR, EG
 36903        1250        554      97  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1036        523      46  Vodafone-, EG
 20011         980        185     285  INTERNET-SOLUTIONS, ZA
 36914         551         82       3  KENET-AS, KE
 15399         539         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       13433      40827    5074  AMAZON-02, US
  8151       12011       3248     588  UNINET, MX
  9808       11086       8915     154  CHINAMOBILE-CN China Mobile Communication
 12479        7690       1714     148  UNI2-AS, ES
  7545        6159        841     643  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5334       8747     884  COGENT-174, US
  4538        4852       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4726        313     592  CABLEONE, US
 18403        4477        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       12011        11423  UNINET, MX
  9808       11086        10932  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7690         7542  UNI2-AS, ES
  7545        6159         5516  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4852         4777  ERX-CERNET-BKB China Education and Research Net
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4477         4452  FPT-AS-AP FPT Telecom Company, VN
   174        5334         4450  COGENT-174, US
 45899        4359         4304  VNPT-AS-VN VNPT Corp, VN
 11492        4726         4134  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
23.140.216.0/24      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
23.146.16.0/24       Origin:    396281  RESERVED, ZZ
23.146.16.0/24      Transit:      7018  ATT-INTERNET4, US
23.146.19.0/24       Origin:    396281  RESERVED, ZZ
23.146.19.0/24      Transit:      7018  ATT-INTERNET4, US
23.147.240.0/24      Origin:     32302  RESERVED, ZZ
23.147.240.0/24     Transit:     32787  PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE

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      /11:92      /12:300     
/13:584     /14:1228    /15:2185    /16:14086   /17:8509    /18:14498   
/19:25438   /20:45843   /21:53058   /22:113888  /23:105300  /24:619714  
/25:115     /26:113     /27:101     /28:18      /29:75      /30:10      
/31:0       /32:289     

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

   ASN  No of nets  Total ann.  Description
 12479        6606        7690  UNI2-AS, ES
  8151        6233       12011  UNINET, MX
 11492        3532        4726  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3417        3622  SHAW, CA
  7155        2836        3878  VIASAT-SP-BACKBONE, US
 22773        2499        3347  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2328       13433  AMAZON-02, US
 30036        2227        2567  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2185        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)
----------------------------------------------

   1:2411      2:1639      3:768       4:12        5:4777      6:163    
   7:6         8:1614      9:1        11:172      12:1365     13:417    
  14:2587     15:353      16:284      17:380      18:916      20:537    
  21:4        22:188      23:7565     24:2803     25:2        27:2828   
  29:19       31:3350     32:40       33:1        34:84       35:207    
  36:2916     37:4663     38:10308    39:917      40:169      41:4318   
  42:2036     43:2691     44:385      45:18795    46:5124     47:320    
  49:1953     50:1894     51:590      52:1558     54:309      55:1093   
  56:11       57:261      58:2329     59:1354     60:1195     61:3150   
  62:2960     63:1818     64:5487     65:2179     66:4670     67:3069   
  68:1120     69:3931     70:1067     71:636      72:2823     74:2790   
  75:1621     76:616      77:2707     78:1882     79:1768     80:2242   
  81:2082     82:3132     83:1472     84:1874     85:3428     86:1164   
  87:2427     88:1292     89:4389     90:777      91:8371     92:2754   
  93:2899     94:4172     95:4316     96:1461     97:316      98:978    
  99:686     100:72      101:1417    102:4092    103:32687   104:5042   
 105:1192    106:1039    107:2649    108:1221    109:4130    110:2287   
 111:3349    112:2100    113:1858    114:1987    115:2232    116:2099   
 117:2604    118:2920    119:2020    120:1996    121:1444    122:2905   
 123:2507    124:1730    125:2902    126:93      128:1678    129:975    
 130:1316    131:2000    132:785     133:451     134:1547    135:333    
 136:1353    137:1256    138:2941    139:1673    140:1611    141:1511   
 142:1899    143:1765    144:1101    145:503     146:2176    147:2111   
 148:2701    149:2959    150:1231    151:1917    152:2096    153:566    
 154:8432    155:1980    156:3322    157:1909    158:1322    159:2453   
 160:3836    161:1887    162:3762    163:2167    164:1709    165:2210   
 166:1483    167:1911    168:4355    169:794     170:5142    171:1016   
 172:4440    173:3292    174:914     175:1333    176:3716    177:4850   
 178:3639    179:2330    180:2697    181:4095    182:3467    183:2138   
 184:2093    185:21620   186:5239    187:4499    188:4256    189:4286   
 190:9590    191:1530    192:11278   193:9501    194:7921    195:5671   
 196:3301    197:3675    198:6099    199:8511    200:8261    201:6400   
 202:10847   203:10883   204:4544    205:3622    206:4526    207:3506   
 208:4298    209:5202    210:4925    211:2744    212:4593    213:3753   
 214:1028    215:48      216:6763    217:3314    218:1408    219:583    
 220:2096    221:1087    222:970     223:2405   

End of report


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