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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Feb 4 21:40:01 UTC 2025


IPv4 R&E Routing Table Report   21:35 GMT Tue 04 Feb, 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:                              973434
    Prefixes after maximum aggregation (per Origin AS):          371871
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      473598
    Number of IPv4 prefixes with a valid ROA:                    528444
    Number of IPv4 prefixes with an invalid ROA:                    176
    Number of IPv4 prefixes with no ROA:                         444814
Total ASes present in the Internet Routing Table:                 76549
    Prefixes per ASN:                                             12.72
Origin-only ASes present in the Internet Routing Table:           65609
Origin ASes announcing only one prefix:                           26835
Transit ASes present in the Internet Routing Table:               10940
Transit-only ASes present in the Internet Routing Table:            531
Paths with bogon ASNs present in the IPv4 Routing Table:            332
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:              1188
    Number of instances of unregistered ASNs:                      1207
Number of 32-bit ASNs allocated by the RIRs:                      46096
Number of 32-bit ASNs visible in the Routing Table:               37712
Prefixes from 32-bit ASNs in the Routing Table:                  198838
Number of bogon 32-bit ASNs visible in the Routing Table:            57
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            503
Number of addresses announced to Internet:                   3110761984
    Equivalent to 185 /8s, 106 /16s and 118 /24s
    Percentage of available address space announced:               84.0
    Percentage of allocated address space announced:               84.0
    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:      318910

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

Prefixes being announced by APNIC Region ASes:                   255042
    Total APNIC prefixes after maximum aggregation:               76141
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246750
    Unique aggregates announced from the APNIC address blocks:   102520
APNIC Region origin ASes present in the Internet Routing Table:   14443
    APNIC Prefixes per ASN:                                       17.08
APNIC Region origin ASes announcing only one prefix:               4421
APNIC Region transit ASes present in the Internet Routing Table:   1927
Average APNIC Region AS path length visible:                        5.2
    Max APNIC Region AS path length visible:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9949
Number of APNIC addresses announced to Internet:              752261632
    Equivalent to 44 /8s, 214 /16s and 154 /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:                    286932
    Total ARIN prefixes after maximum aggregation:               127417
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           288661
    Unique aggregates announced from the ARIN address blocks:    134925
ARIN Region origin ASes present in the Internet Routing Table:    19205
    ARIN Prefixes per ASN:                                        15.03
ARIN Region origin ASes announcing only one prefix:                7016
ARIN Region transit ASes present in the Internet Routing Table:    1987
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:    5133
Number of ARIN addresses announced to Internet:              1343670016
    Equivalent to 80 /8s, 22 /16s and 199 /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:                    271837
    Total RIPE prefixes after maximum aggregation:               131809
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           268942
    Unique aggregates announced from the RIPE address blocks:    171574
RIPE Region origin ASes present in the Internet Routing Table:    28837
    RIPE Prefixes per ASN:                                         9.33
RIPE Region origin ASes announcing only one prefix:               12052
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:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12240
Number of RIPE addresses announced to Internet:               732241664
    Equivalent to 43 /8s, 165 /16s and 31 /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:                  123678
    Total LACNIC prefixes after maximum aggregation:              29056
    LACNIC Deaggregation factor:                                   4.26
Prefixes being announced from the LACNIC address blocks:         121004
    Unique aggregates announced from the LACNIC address blocks:   48864
LACNIC Region origin ASes present in the Internet Routing Table:  11187
    LACNIC Prefixes per ASN:                                      10.82
LACNIC Region origin ASes announcing only one prefix:              2653
LACNIC Region transit ASes present in the Internet Routing Table:  2489
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        35
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9123
Number of LACNIC addresses announced to Internet:             177864448
    Equivalent to 10 /8s, 153 /16s and 255 /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:                  34757
    Total AfriNIC prefixes after maximum aggregation:              6696
    AfriNIC Deaggregation factor:                                  5.19
Prefixes being announced from the AfriNIC address blocks:         47573
    Unique aggregates announced from the AfriNIC address blocks:  15295
AfriNIC Region origin ASes present in the Internet Routing Table:  1913
    AfriNIC Prefixes per ASN:                                     24.87
AfriNIC Region origin ASes announcing only one prefix:              693
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:                       61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1267
Number of AfriNIC addresses announced to Internet:            104465664
    Equivalent to 6 /8s, 58 /16s and 5 /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       10334       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6208        843     663  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4190        529     271  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4183        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3913       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3669       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3248       1869      99  VNPT-AS-VN VNPT Corp, VN
 24560        2836        853     533  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       12682      38938    3762  AMAZON-02, US
 11492        4698        312     553  CABLEONE, US
  7155        4180        287      86  VIASAT-SP-BACKBONE, US
   174        3632       8761     889  COGENT-174, US
  6327        3614       1320      81  SHAW, CA
 22773        3590       3053     219  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3259      54879    2506  DNIC-AS-00749, US
 16625        3030       1308    2192  AKAMAI-AS, US
396982        2917       3659     443  GOOGLE-CLOUD-PLATFORM, US
 30036        2591        362     258  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        7738       1711     144  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        4003       3395     128  AKAMAI-ASN1, NL
  9009        3721        320    1908  M247, RO
 12389        2983       2302     889  ROSTELECOM-AS, RU
 34984        2370        361     581  TELLCOM-AS, TR
212238        1909        137    1407  CDNEXT, GB
  8452        1612       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1488         98     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       11672       3224     603  UNINET, MX
 10620        3540        492     954  Telmex Colombia S.A., CO
 13999        2505        539     365  Mega Cable, S.A. de C.V., MX
 11830        1991        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        1157        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1134        374     163  Axtel, S.A.B. de C.V., MX
  6147        1103        371      21  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        1646        389      16  LINKdotNET-AS, EG
 29571        1538         97      99  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 36935        1018        523      45  Vodafone-, EG
 20011         978        180     282  INTERNET-SOLUTIONS, ZA
 37069         843       1083      15  MOBINIL, EG
  6713         556       1861      35  IAM-AS, MA
 36914         548         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       12682      38938    3762  AMAZON-02, US
  8151       11672       3224     603  UNINET, MX
  9808       10334       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7738       1711     144  UNI2-AS, ES
  7545        6208        843     663  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4698        312     553  CABLEONE, US
  9498        4190        529     271  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4183        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4180        287      86  VIASAT-SP-BACKBONE, US

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       11672        11069  UNINET, MX
  9808       10334        10246  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7738         7594  UNI2-AS, ES
  7545        6208         5545  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4183         4160  FPT-AS-AP FPT Telecom Company, VN
 11492        4698         4145  CABLEONE, US
  7155        4180         4094  VIASAT-SP-BACKBONE, US
  9498        4190         3919  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3913         3888  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
23.133.204.0/24      Origin:     23507  AVSISP, US
23.133.204.0/24     Transit:    210464  AVSISP AVS ISP EU1, EE
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      /11:92      /12:307     
/13:588     /14:1224    /15:2168    /16:13929   /17:8258    /18:13720   
/19:24589   /20:43881   /21:51948   /22:112117  /23:100896  /24:599642  
/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        6699        7738  UNI2-AS, ES
  8151        5895       11672  UNINET, MX
 11492        3555        4698  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3128        4180  VIASAT-SP-BACKBONE, US
 22773        2710        3590  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2271       12682  AMAZON-02, US
 30036        2249        2591  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)
----------------------------------------------

   1:2293      2:1539      3:568       4:9         5:4620      6:164    
   7:6         8:1543      9:1        11:172      12:1382     13:340    
  14:2498     15:343      16:270      17:360      18:910      20:450    
  21:4        22:188      23:7291     24:2733     25:2        27:2755   
  29:19       31:3108     32:38       34:71       35:197      36:2407   
  37:4653     38:8614     39:895      40:152      41:4208     42:1910   
  43:2512     44:346      45:18189    46:4972     47:293      49:1980   
  50:1865     51:589      52:1572     54:307      55:1140     56:9      
  57:240      58:2208     59:1184     60:1162     61:2785     62:2938   
  63:1831     64:5497     65:2089     66:4650     67:3030     68:1200   
  69:4016     70:1164     71:616      72:2867     74:2787     75:1637   
  76:628      77:2618     78:1850     79:1681     80:2205     81:2047   
  82:2213     83:1479     84:1799     85:3290     86:1015     87:2191   
  88:1274     89:4359     90:755      91:8332     92:2792     93:2876   
  94:3923     95:4175     96:1294     97:308      98:1016     99:736    
 100:71      101:1131    102:3680    103:32256   104:4677    105:759    
 106:1017    107:2624    108:1161    109:4073    110:2213    111:3382   
 112:2043    113:1789    114:1935    115:2204    116:2038    117:2739   
 118:2836    119:1933    120:1873    121:1355    122:2741    123:2164   
 124:1553    125:2860    126:94      128:1589    129:961     130:1284   
 131:1873    132:792     133:450     134:1530    135:321     136:1331   
 137:1278    138:2903    139:1592    140:1537    141:1475    142:1835   
 143:1611    144:1027    145:463     146:2144    147:2061    148:2591   
 149:2836    150:1198    151:1645    152:1977    153:571     154:7909   
 155:1615    156:3516    157:1882    158:1260    159:2415    160:3536   
 161:1847    162:3653    163:1797    164:1697    165:2168    166:1321   
 167:1866    168:4096    169:799     170:5068    171:1003    172:4309   
 173:3232    174:922     175:1269    176:3601    177:4811    178:3776   
 179:2229    180:2553    181:3985    182:3371    183:2029    184:2276   
 185:21465   186:5069    187:4287    188:4226    189:4137    190:9605   
 191:1533    192:11198   193:9375    194:7718    195:5467    196:3211   
 197:3574    198:6165    199:8278    200:8132    201:6303    202:10366  
 203:10589   204:4554    205:3663    206:4651    207:3569    208:4202   
 209:5151    210:4552    211:2516    212:4505    213:3747    214:1062   
 215:42      216:6608    217:3106    218:1335    219:372     220:2097   
 221:1055    222:716     223:2310   

End of report


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