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

REN Routing Table Report cscora at bgp.nsrc.org
Thu May 22 21:29:08 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Thu 22 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:                             1005723
    Prefixes after maximum aggregation (per Origin AS):          380486
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      481819
    Number of IPv4 prefixes with a valid ROA:                    556268
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         449437
Total ASes present in the Internet Routing Table:                 76945
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           65888
Origin ASes announcing only one prefix:                           26905
Transit ASes present in the Internet Routing Table:               11057
Transit-only ASes present in the Internet Routing Table:            554
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:               985
    Number of instances of unregistered ASNs:                       989
Number of 32-bit ASNs allocated by the RIRs:                      46491
Number of 32-bit ASNs visible in the Routing Table:               38289
Prefixes from 32-bit ASNs in the Routing Table:                  206653
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:            322
Number of addresses announced to Internet:                   3115092288
    Equivalent to 185 /8s, 172 /16s and 137 /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:      326779

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

Prefixes being announced by APNIC Region ASes:                   270515
    Total APNIC prefixes after maximum aggregation:               78085
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          261594
    Unique aggregates announced from the APNIC address blocks:   104611
APNIC Region origin ASes present in the Internet Routing Table:   14711
    APNIC Prefixes per ASN:                                       17.78
APNIC Region origin ASes announcing only one prefix:               4456
APNIC Region transit ASes present in the Internet Routing Table:   1982
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:  10163
Number of APNIC addresses announced to Internet:              754170176
    Equivalent to 44 /8s, 243 /16s and 185 /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:                    294046
    Total ARIN prefixes after maximum aggregation:               131087
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           294493
    Unique aggregates announced from the ARIN address blocks:    139615
ARIN Region origin ASes present in the Internet Routing Table:    19244
    ARIN Prefixes per ASN:                                        15.30
ARIN Region origin ASes announcing only one prefix:                7047
ARIN Region transit ASes present in the Internet Routing Table:    1986
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:              1352854016
    Equivalent to 80 /8s, 162 /16s and 234 /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:                    277554
    Total RIPE prefixes after maximum aggregation:               134266
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           275861
    Unique aggregates announced from the RIPE address blocks:    174756
RIPE Region origin ASes present in the Internet Routing Table:    28927
    RIPE Prefixes per ASN:                                         9.54
RIPE Region origin ASes announcing only one prefix:               12053
RIPE Region transit ASes present in the Internet Routing Table:    4002
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:               731479232
    Equivalent to 43 /8s, 153 /16s and 124 /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:                  126202
    Total LACNIC prefixes after maximum aggregation:              29783
    LACNIC Deaggregation factor:                                   4.24
Prefixes being announced from the LACNIC address blocks:         122546
    Unique aggregates announced from the LACNIC address blocks:   48916
LACNIC Region origin ASes present in the Internet Routing Table:  11240
    LACNIC Prefixes per ASN:                                      10.90
LACNIC Region origin ASes announcing only one prefix:              2673
LACNIC Region transit ASes present in the Internet Routing Table:  2512
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:  9188
Number of LACNIC addresses announced to Internet:             171770944
    Equivalent to 10 /8s, 61 /16s and 4 /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:                  36421
    Total AfriNIC prefixes after maximum aggregation:              6654
    AfriNIC Deaggregation factor:                                  5.47
Prefixes being announced from the AfriNIC address blocks:         50907
    Unique aggregates announced from the AfriNIC address blocks:  13630
AfriNIC Region origin ASes present in the Internet Routing Table:  1911
    AfriNIC Prefixes per ASN:                                     26.64
AfriNIC Region origin ASes announcing only one prefix:              676
AfriNIC Region transit ASes present in the Internet Routing Table:  377
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:            104652288
    Equivalent to 6 /8s, 60 /16s and 222 /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       11178       8915     154  CHINAMOBILE-CN China Mobile Communication
  7545        6166        843     640  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4852       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4431        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4363       1874      55  VNPT-AS-VN VNPT Corp, VN
  9498        4286        534     301  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3931       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3695       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2867        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       13467      40825    5096  AMAZON-02, US
   174        5267       8746     882  COGENT-174, US
 11492        4734        314     586  CABLEONE, US
  7155        3878        287      89  VIASAT-SP-BACKBONE, US
  6327        3623       1320      81  SHAW, CA
 22773        3349       3017     167  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3231      54784    2482  DNIC-AS-00749, US
396982        3167       3852     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        7712       1714     148  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3985       3395     139  AKAMAI-ASN1, NL
  9009        3828        334    2044  M247, RO
 12389        3075       2305     887  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2419        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2391        360     581  TELLCOM-AS, TR
212238        2150        151    1581  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       12150       3251     581  UNINET, MX
 10620        3499        480    1018  Telmex Colombia S.A., CO
 13999        2512        540     364  Mega Cable, S.A. de C.V., MX
 11830        1990        369      64  Instituto Costarricense de Electricidad y
 28573        1360       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        1062         68     380  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1042        374     163  Axtel, S.A.B. de C.V., MX
 26615        1032       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        1780        644      27  RAYA-AS, EG
 24863        1652        389      17  LINKdotNET-AS, EG
 29571        1607        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        1046        523      46  Vodafone-, EG
 20011         980        185     285  INTERNET-SOLUTIONS, ZA
 36914         546         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       13467      40825    5096  AMAZON-02, US
  8151       12150       3251     581  UNINET, MX
  9808       11178       8915     154  CHINAMOBILE-CN China Mobile Communication
 12479        7712       1714     148  UNI2-AS, ES
  7545        6166        843     640  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5267       8746     882  COGENT-174, US
  4538        4852       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4734        314     586  CABLEONE, US
 18403        4431        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       12150        11569  UNINET, MX
  9808       11178        11024  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7712         7564  UNI2-AS, ES
  7545        6166         5526  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        4431         4406  FPT-AS-AP FPT Telecom Company, VN
   174        5267         4385  COGENT-174, US
 45899        4363         4308  VNPT-AS-VN VNPT Corp, VN
 11492        4734         4148  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    /16:14019   /17:8497    /18:14484   
/19:25410   /20:45897   /21:53092   /22:113865  /23:105585  /24:619652  
/25:119     /26:131     /27:119     /28:17      /29:75      /30:10      
/31:0       /32:289     

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

   ASN  No of nets  Total ann.  Description
 12479        6628        7712  UNI2-AS, ES
  8151        6343       12150  UNINET, MX
 11492        3531        4734  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3418        3623  SHAW, CA
  7155        2836        3878  VIASAT-SP-BACKBONE, US
 22773        2499        3349  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2320       13467  AMAZON-02, US
 30036        2229        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)
----------------------------------------------

   1:2429      2:1630      3:778       4:11        5:4784      6:163    
   7:6         8:1613      9:1        11:172      12:1362     13:434    
  14:2591     15:353      16:284      17:380      18:921      20:542    
  21:4        22:188      23:7564     24:2806     25:2        27:2833   
  29:19       31:3345     32:40       33:1        34:84       35:210    
  36:2977     37:4663     38:10267    39:916      40:169      41:4327   
  42:1995     43:2693     44:384      45:18840    46:5138     47:322    
  49:1951     50:1890     51:590      52:1560     54:315      55:1096   
  56:11       57:265      58:2330     59:1359     60:1196     61:3157   
  62:2954     63:1812     64:5468     65:2185     66:4660     67:3070   
  68:1121     69:3931     70:1068     71:634      72:2819     74:2781   
  75:1517     76:617      77:2706     78:1891     79:1495     80:2232   
  81:2088     82:3123     83:1476     84:1876     85:3425     86:1164   
  87:2403     88:1292     89:4399     90:777      91:8386     92:2765   
  93:2902     94:4176     95:4333     96:1461     97:316      98:979    
  99:686     100:71      101:1441    102:4042    103:32708   104:5044   
 105:1191    106:1042    107:2649    108:1219    109:3992    110:2287   
 111:3353    112:2123    113:1865    114:1986    115:2233    116:2102   
 117:2581    118:2913    119:2024    120:2020    121:1451    122:2905   
 123:2514    124:1731    125:2910    126:93      128:1674    129:975    
 130:1330    131:2001    132:783     133:451     134:1544    135:333    
 136:1350    137:1263    138:2969    139:1676    140:1610    141:1507   
 142:1903    143:1772    144:1109    145:503     146:2206    147:2115   
 148:2705    149:2974    150:1229    151:1936    152:2094    153:566    
 154:8352    155:1982    156:3205    157:1908    158:1321    159:2454   
 160:3838    161:1890    162:3766    163:2179    164:1704    165:2215   
 166:1481    167:1895    168:4371    169:798     170:5143    171:1017   
 172:4441    173:3297    174:915     175:1330    176:3718    177:4917   
 178:3654    179:2376    180:2708    181:4077    182:3470    183:2147   
 184:2094    185:21654   186:5253    187:4580    188:4275    189:4409   
 190:9559    191:1547    192:11293   193:9500    194:7922    195:5665   
 196:3242    197:3667    198:6112    199:8516    200:8233    201:6409   
 202:10865   203:10897   204:4531    205:3622    206:4497    207:3500   
 208:4287    209:5204    210:4924    211:2752    212:4598    213:3742   
 214:1025    215:48      216:6760    217:3307    218:1414    219:583    
 220:2095    221:1098    222:975     223:2412   

End of report


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