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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jan 30 21:40:10 UTC 2025


IPv4 R&E Routing Table Report   21:35 GMT Thu 30 Jan, 2025

  IPv4 BGP Table (Global) as seen at USP.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/USP/

Analysis Summary
----------------

BGP routing table entries examined:                              974049
    Prefixes after maximum aggregation (per Origin AS):          371736
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      473486
    Number of IPv4 prefixes with a valid ROA:                    526820
    Number of IPv4 prefixes with an invalid ROA:                    175
    Number of IPv4 prefixes with no ROA:                         447054
Total ASes present in the Internet Routing Table:                 76536
    Prefixes per ASN:                                             12.73
Origin-only ASes present in the Internet Routing Table:           65614
Origin ASes announcing only one prefix:                           26835
Transit ASes present in the Internet Routing Table:               10922
Transit-only ASes present in the Internet Routing Table:            529
Paths with bogon ASNs present in the IPv4 Routing Table:            304
Average AS path length visible in the Internet Routing Table:       5.4
    Max AS path length visible:                                      61
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1197
    Number of instances of unregistered ASNs:                      1203
Number of 32-bit ASNs allocated by the RIRs:                      46076
Number of 32-bit ASNs visible in the Routing Table:               37685
Prefixes from 32-bit ASNs in the Routing Table:                  199001
Number of bogon 32-bit ASNs visible in the Routing Table:            31
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            509
Number of addresses announced to Internet:                   3113430784
    Equivalent to 185 /8s, 147 /16s and 47 /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:      318795

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

Prefixes being announced by APNIC Region ASes:                   255008
    Total APNIC prefixes after maximum aggregation:               76125
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246699
    Unique aggregates announced from the APNIC address blocks:   102475
APNIC Region origin ASes present in the Internet Routing Table:   14444
    APNIC Prefixes per ASN:                                       17.08
APNIC Region origin ASes announcing only one prefix:               4419
APNIC Region transit ASes present in the Internet Routing Table:   1925
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9956
Number of APNIC addresses announced to Internet:              752375296
    Equivalent to 44 /8s, 216 /16s and 86 /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, 131072-153913
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:                    287430
    Total ARIN prefixes after maximum aggregation:               127355
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           289156
    Unique aggregates announced from the ARIN address blocks:    134957
ARIN Region origin ASes present in the Internet Routing Table:    19207
    ARIN Prefixes per ASN:                                        15.05
ARIN Region origin ASes announcing only one prefix:                7020
ARIN Region transit ASes present in the Internet Routing Table:    1988
Average ARIN Region AS path length visible:                         5.0
    Max ARIN Region AS path length visible:                          40
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5132
Number of ARIN addresses announced to Internet:              1345019904
    Equivalent to 80 /8s, 43 /16s and 96 /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:                    271709
    Total RIPE prefixes after maximum aggregation:               131765
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           268705
    Unique aggregates announced from the RIPE address blocks:    171453
RIPE Region origin ASes present in the Internet Routing Table:    28825
    RIPE Prefixes per ASN:                                         9.32
RIPE Region origin ASes announcing only one prefix:               12043
RIPE Region transit ASes present in the Internet Routing Table:    3961
Average RIPE Region AS path length visible:                         5.4
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12213
Number of RIPE addresses announced to Internet:               733445376
    Equivalent to 43 /8s, 183 /16s and 125 /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:                  124059
    Total LACNIC prefixes after maximum aggregation:              29061
    LACNIC Deaggregation factor:                                   4.27
Prefixes being announced from the LACNIC address blocks:         121425
    Unique aggregates announced from the LACNIC address blocks:   48882
LACNIC Region origin ASes present in the Internet Routing Table:  11189
    LACNIC Prefixes per ASN:                                      10.85
LACNIC Region origin ASes announcing only one prefix:              2661
LACNIC Region transit ASes present in the Internet Routing Table:  2487
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        31
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9119
Number of LACNIC addresses announced to Internet:             177908480
    Equivalent to 10 /8s, 154 /16s and 171 /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:                  34646
    Total AfriNIC prefixes after maximum aggregation:              6675
    AfriNIC Deaggregation factor:                                  5.19
Prefixes being announced from the AfriNIC address blocks:         47554
    Unique aggregates announced from the AfriNIC address blocks:  15295
AfriNIC Region origin ASes present in the Internet Routing Table:  1908
    AfriNIC Prefixes per ASN:                                     24.92
AfriNIC Region origin ASes announcing only one prefix:              692
AfriNIC Region transit ASes present in the Internet Routing Table:  374
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1265
Number of AfriNIC addresses announced to Internet:            104419584
    Equivalent to 6 /8s, 57 /16s and 81 /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       10336       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6207        843     663  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4173        528     272  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4165        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3912       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3673       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3249       1869      99  VNPT-AS-VN VNPT Corp, VN
 24560        2831        852     535  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2203        434     190  TATACOMM-AS TATA Communications formerly 
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12686      38940    3720  AMAZON-02, US
 11492        4697        312     552  CABLEONE, US
  7155        4177        287      86  VIASAT-SP-BACKBONE, US
   174        4159       8760     889  COGENT-174, US
  6327        3614       1320      81  SHAW, CA
 22773        3591       3053     220  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3259      54879    2506  DNIC-AS-00749, US
 16625        3010       1302    2195  AKAMAI-AS, US
396982        2904       3657     444  GOOGLE-CLOUD-PLATFORM, US
 30036        2584        362     268  MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7758       1711     144  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        4004       3395     128  AKAMAI-ASN1, NL
  9009        3753        322    1905  M247, RO
 12389        2983       2302     889  ROSTELECOM-AS, RU
 34984        2370        361     581  TELLCOM-AS, TR
212238        1905        136    1405  CDNEXT, GB
  8452        1616       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1495         99     748  CLOUVIDER Clouvider - Global ASN, GB

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11674       3224     602  UNINET, MX
 10620        3540        492     954  Telmex Colombia S.A., CO
 13999        2515        539     366  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1336       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1328        777     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1155        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1134        374     163  Axtel, S.A.B. de C.V., MX
  6147        1104        371      22  Telefonica del Peru S.A.A., PE
 22884        1076         98     370  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1681        601      30  RAYA-AS, EG
 24863        1649        389      16  LINKdotNET-AS, EG
 29571        1546         97     106  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 36935        1002        521      42  Vodafone-, EG
 20011         978        180     282  INTERNET-SOLUTIONS, ZA
 37069         867       1083      15  MOBINIL, EG
  6713         557       1861      35  IAM-AS, MA
 36914         545         82       3  KENET-AS, KE

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12686      38940    3720  AMAZON-02, US
  8151       11674       3224     602  UNINET, MX
  9808       10336       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7758       1711     144  UNI2-AS, ES
  7545        6207        843     663  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4697        312     552  CABLEONE, US
  7155        4177        287      86  VIASAT-SP-BACKBONE, US
  9498        4173        528     272  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4165        347      23  FPT-AS-AP FPT Telecom Company, VN

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  8151       11674        11072  UNINET, MX
  9808       10336        10248  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7758         7614  UNI2-AS, ES
  7545        6207         5544  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
 11492        4697         4145  CABLEONE, US
 18403        4165         4142  FPT-AS-AP FPT Telecom Company, VN
  7155        4177         4091  VIASAT-SP-BACKBONE, US
  9498        4173         3901  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3912         3887  VIETEL-AS-AP Viettel Group, VN

Complete listing at https://bgp.nsrc.org/REN/USP/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     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
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US

Complete listing at https://bgp.nsrc.org/REN/USP/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/USP/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.132.192.0/24      Origin:     30500  WOLFPAWSERVICES, CA
23.132.192.0/24     Transit:      6939  HURRICANE, US
23.133.108.0/24      Origin:     20473  AS-VULTR, US
23.133.108.0/24     Transit:      2914  NTT-LTD-2914, US
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, US

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

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

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:42      /11:93      /12:308     
/13:588     /14:1227    /15:2170    /16:13927   /17:8257    /18:13705   
/19:24586   /20:43879   /21:51973   /22:112127  /23:100871  /24:600263  
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

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

   ASN  No of nets  Total ann.  Description
 12479        6718        7758  UNI2-AS, ES
  8151        5887       11674  UNINET, MX
 11492        3555        4697  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3125        4177  VIASAT-SP-BACKBONE, US
 22773        2710        3591  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2268       12686  AMAZON-02, US
 30036        2243        2584  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2180        3540  Telmex Colombia S.A., CO

Complete listing at https://bgp.nsrc.org/REN/USP/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2295      2:1541      3:567       4:9         5:4682      6:165    
   7:6         8:1545      9:1        11:172      12:1383     13:352    
  14:2492     15:342      16:270      17:362      18:914      20:450    
  21:4        22:188      23:7285     24:2729     25:2        27:2742   
  29:19       31:3113     32:38       34:71       35:184      36:2406   
  37:4621     38:9100     39:895      40:151      41:4194     42:1910   
  43:2524     44:346      45:18175    46:4975     47:293      49:1982   
  50:1865     51:588      52:1569     54:307      55:1144     56:9      
  57:237      58:2207     59:1183     60:1162     61:2790     62:2937   
  63:1828     64:5501     65:2087     66:4648     67:3021     68:1215   
  69:4031     70:1153     71:613      72:2872     74:2780     75:1640   
  76:628      77:2613     78:1852     79:1497     80:2209     81:2050   
  82:2132     83:1421     84:1800     85:3279     86:1001     87:2193   
  88:1275     89:4387     90:752      91:8341     92:2772     93:2921   
  94:3925     95:4172     96:1294     97:308      98:1012     99:737    
 100:71      101:1130    102:3667    103:32269   104:4656    105:753    
 106:1014    107:2626    108:1169    109:4090    110:2214    111:3355   
 112:2044    113:1763    114:1935    115:2199    116:2027    117:2745   
 118:2840    119:1940    120:1872    121:1354    122:2734    123:2162   
 124:1553    125:2860    126:94      128:1598    129:958     130:1284   
 131:1888    132:809     133:451     134:1522    135:322     136:1334   
 137:1284    138:2907    139:1596    140:1535    141:1495    142:1829   
 143:1618    144:1021    145:461     146:2140    147:2054    148:2582   
 149:2850    150:1196    151:1644    152:2073    153:571     154:7996   
 155:1610    156:3486    157:1877    158:1256    159:2426    160:3529   
 161:1799    162:3659    163:1793    164:1697    165:2169    166:1320   
 167:1877    168:4108    169:796     170:5085    171:1003    172:4308   
 173:3223    174:920     175:1267    176:3596    177:4907    178:3764   
 179:2208    180:2547    181:3952    182:3377    183:2028    184:2276   
 185:21462   186:5122    187:4394    188:4240    189:4144    190:9585   
 191:1548    192:11258   193:9357    194:7716    195:5465    196:3195   
 197:3588    198:6167    199:8273    200:8235    201:6304    202:10363  
 203:10592   204:4558    205:3641    206:4638    207:3594    208:4201   
 209:5149    210:4549    211:2512    212:4504    213:3746    214:1050   
 215:40      216:6610    217:3105    218:1335    219:372     220:2097   
 221:1056    222:718     223:2310   

End of report


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