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

REN Routing Table Report cscora at bgp.nsrc.org
Wed May 21 21:29:07 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Wed 21 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:                             1005555
    Prefixes after maximum aggregation (per Origin AS):          380292
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      480407
    Number of IPv4 prefixes with a valid ROA:                    556208
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         449329
Total ASes present in the Internet Routing Table:                 76917
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           65850
Origin ASes announcing only one prefix:                           26901
Transit ASes present in the Internet Routing Table:               11067
Transit-only ASes present in the Internet Routing Table:            556
Paths with bogon ASNs present in the IPv4 Routing Table:             50
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:               977
    Number of instances of unregistered ASNs:                       981
Number of 32-bit ASNs allocated by the RIRs:                      46478
Number of 32-bit ASNs visible in the Routing Table:               38258
Prefixes from 32-bit ASNs in the Routing Table:                  206268
Number of bogon 32-bit ASNs visible in the Routing Table:            16
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            311
Number of addresses announced to Internet:                   3115079232
    Equivalent to 185 /8s, 172 /16s and 86 /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:      326721

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

Prefixes being announced by APNIC Region ASes:                   270479
    Total APNIC prefixes after maximum aggregation:               78015
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          261539
    Unique aggregates announced from the APNIC address blocks:   103468
APNIC Region origin ASes present in the Internet Routing Table:   14691
    APNIC Prefixes per ASN:                                       17.80
APNIC Region origin ASes announcing only one prefix:               4449
APNIC Region transit ASes present in the Internet Routing Table:   1983
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:  10142
Number of APNIC addresses announced to Internet:              754126400
    Equivalent to 44 /8s, 243 /16s and 14 /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:                    294009
    Total ARIN prefixes after maximum aggregation:               131033
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           294368
    Unique aggregates announced from the ARIN address blocks:    139404
ARIN Region origin ASes present in the Internet Routing Table:    19235
    ARIN Prefixes per ASN:                                        15.30
ARIN Region origin ASes announcing only one prefix:                7037
ARIN Region transit ASes present in the Internet Routing Table:    1985
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:    5207
Number of ARIN addresses announced to Internet:              1352843520
    Equivalent to 80 /8s, 162 /16s and 193 /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:                    277794
    Total RIPE prefixes after maximum aggregation:               134186
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           276042
    Unique aggregates announced from the RIPE address blocks:    174722
RIPE Region origin ASes present in the Internet Routing Table:    28930
    RIPE Prefixes per ASN:                                         9.54
RIPE Region origin ASes announcing only one prefix:               12064
RIPE Region transit ASes present in the Internet Routing Table:    4004
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:   12448
Number of RIPE addresses announced to Internet:               731465408
    Equivalent to 43 /8s, 153 /16s and 70 /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:                  125833
    Total LACNIC prefixes after maximum aggregation:              29790
    LACNIC Deaggregation factor:                                   4.22
Prefixes being announced from the LACNIC address blocks:         122173
    Unique aggregates announced from the LACNIC address blocks:   48894
LACNIC Region origin ASes present in the Internet Routing Table:  11238
    LACNIC Prefixes per ASN:                                      10.87
LACNIC Region origin ASes announcing only one prefix:              2675
LACNIC Region transit ASes present in the Internet Routing Table:  2515
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:  9185
Number of LACNIC addresses announced to Internet:             171739200
    Equivalent to 10 /8s, 60 /16s and 136 /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:                  36463
    Total AfriNIC prefixes after maximum aggregation:              6659
    AfriNIC Deaggregation factor:                                  5.48
Prefixes being announced from the AfriNIC address blocks:         51122
    Unique aggregates announced from the AfriNIC address blocks:  13639
AfriNIC Region origin ASes present in the Internet Routing Table:  1911
    AfriNIC Prefixes per ASN:                                     26.75
AfriNIC Region origin ASes announcing only one prefix:              676
AfriNIC Region transit ASes present in the Internet Routing Table:  376
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: 1276
Number of AfriNIC addresses announced to Internet:            104737792
    Equivalent to 6 /8s, 62 /16s and 44 /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       11185       8915     154  CHINAMOBILE-CN China Mobile Communication
  7545        6160        843     640  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4853       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4433        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4362       1874      55  VNPT-AS-VN VNPT Corp, VN
  9498        4285        534     301  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3932       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3695       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2865        852     534  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       13445      40828    5088  AMAZON-02, US
   174        5281       8746     882  COGENT-174, US
 11492        4735        314     586  CABLEONE, US
  7155        3878        287      89  VIASAT-SP-BACKBONE, US
  6327        3622       1320      81  SHAW, CA
 22773        3349       3017     167  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3230      54783    2481  DNIC-AS-00749, US
396982        3164       3851     416  GOOGLE-CLOUD-PLATFORM, US
 16625        3048       1273    2234  AKAMAI-AS, US
 36352        2827        231     858  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        7708       1714     148  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3992       3395     139  AKAMAI-ASN1, NL
  9009        3805        330    2020  M247, RO
 12389        3075       2304     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2419        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2389        360     579  TELLCOM-AS, TR
212238        2145        150    1576  CDNEXT, GB
  8452        1611       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       12139       3251     582  UNINET, MX
 10620        3499        480    1018  Telmex Colombia S.A., CO
 13999        2510        540     364  Mega Cable, S.A. de C.V., MX
 11830        1996        369      64  Instituto Costarricense de Electricidad y
 28573        1359       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
 22884        1061         68     382  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1042        374     163  Axtel, S.A.B. de C.V., MX
 26615        1030       2503      52  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        1778        632      28  RAYA-AS, EG
 24863        1653        389      17  LINKdotNET-AS, EG
 29571        1603        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        1037        523      46  Vodafone-, EG
 20011         980        185     285  INTERNET-SOLUTIONS, ZA
 36914         542         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       13445      40828    5088  AMAZON-02, US
  8151       12139       3251     582  UNINET, MX
  9808       11185       8915     154  CHINAMOBILE-CN China Mobile Communication
 12479        7708       1714     148  UNI2-AS, ES
  7545        6160        843     640  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5281       8746     882  COGENT-174, US
  4538        4853       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4735        314     586  CABLEONE, US
 18403        4433        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       12139        11557  UNINET, MX
  9808       11185        11031  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7708         7560  UNI2-AS, ES
  7545        6160         5520  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4853         4778  ERX-CERNET-BKB China Education and Research Net
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4433         4408  FPT-AS-AP FPT Telecom Company, VN
   174        5281         4399  COGENT-174, US
 45899        4362         4307  VNPT-AS-VN VNPT Corp, VN
 11492        4735         4149  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    /16:14087   /17:8497    /18:14478   
/19:25422   /20:45841   /21:53084   /22:113830  /23:105373  /24:619761  
/25:115     /26:113     /27:101     /28:17      /29:75      /30:10      
/31:0       /32:289     

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

   ASN  No of nets  Total ann.  Description
 12479        6624        7708  UNI2-AS, ES
  8151        6331       12139  UNINET, MX
 11492        3532        4735  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3417        3622  SHAW, CA
  7155        2836        3878  VIASAT-SP-BACKBONE, US
 22773        2499        3349  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2322       13445  AMAZON-02, US
 30036        2230        2570  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)
----------------------------------------------

   1:2431      2:1638      3:769       4:13        5:4779      6:163    
   7:6         8:1617      9:1        11:172      12:1362     13:432    
  14:2587     15:353      16:284      17:380      18:919      20:542    
  21:4        22:188      23:7563     24:2806     25:2        27:2824   
  29:19       31:3343     32:40       33:1        34:84       35:210    
  36:2974     37:4660     38:10264    39:917      40:169      41:4336   
  42:2001     43:2694     44:385      45:18817    46:5125     47:322    
  49:1954     50:1889     51:590      52:1559     54:313      55:1096   
  56:11       57:264      58:2328     59:1355     60:1195     61:3156   
  62:2954     63:1811     64:5482     65:2185     66:4667     67:3069   
  68:1120     69:3931     70:1065     71:634      72:2820     74:2780   
  75:1517     76:617      77:2707     78:1891     79:1727     80:2243   
  81:2084     82:3109     83:1472     84:1875     85:3423     86:1164   
  87:2402     88:1291     89:4393     90:777      91:8380     92:2764   
  93:2898     94:4169     95:4326     96:1462     97:315      98:979    
  99:686     100:71      101:1440    102:4044    103:32660   104:5044   
 105:1187    106:1040    107:2650    108:1223    109:4135    110:2287   
 111:3353    112:2116    113:1854    114:1988    115:2234    116:2103   
 117:2591    118:2916    119:2022    120:2017    121:1450    122:2903   
 123:2514    124:1727    125:2909    126:93      128:1680    129:978    
 130:1314    131:1999    132:785     133:451     134:1547    135:333    
 136:1355    137:1262    138:2950    139:1670    140:1610    141:1505   
 142:1900    143:1772    144:1107    145:503     146:2207    147:2113   
 148:2704    149:2966    150:1230    151:1935    152:2097    153:566    
 154:8434    155:1984    156:3286    157:1902    158:1322    159:2457   
 160:3835    161:1890    162:3765    163:2172    164:1713    165:2214   
 166:1482    167:1907    168:4360    169:796     170:5143    171:1016   
 172:4436    173:3297    174:915     175:1330    176:3717    177:4837   
 178:3643    179:2347    180:2707    181:4092    182:3470    183:2154   
 184:2092    185:21648   186:5238    187:4528    188:4272    189:4350   
 190:9594    191:1539    192:11239   193:9499    194:7924    195:5666   
 196:3273    197:3669    198:6113    199:8519    200:8259    201:6408   
 202:10847   203:10884   204:4536    205:3617    206:4497    207:3501   
 208:4283    209:5199    210:4926    211:2749    212:4595    213:3745   
 214:1026    215:48      216:6769    217:3309    218:1410    219:583    
 220:2096    221:1097    222:972     223:2414   

End of report


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