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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Aug 15 22:42:12 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 15 Aug, 2024

  IPv4 BGP Table (Global) as seen at RouteViews OIX.

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

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

BGP routing table entries examined:                             1003391
    Prefixes after maximum aggregation (per Origin AS):          369006
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      464833
Total ASes present in the Internet Routing Table:                 76225
    Prefixes per ASN:                                             13.16
Origin-only ASes present in the Internet Routing Table:           65311
Origin ASes announcing only one prefix:                           26120
Transit ASes present in the Internet Routing Table:               10914
Transit-only ASes present in the Internet Routing Table:            539
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.0
    Max AS path length visible:                                      60
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1025
    Number of instances of unregistered ASNs:                      1060
Number of 32-bit ASNs allocated by the RIRs:                      45179
Number of 32-bit ASNs visible in the Routing Table:               36975
Prefixes from 32-bit ASNs in the Routing Table:                  201948
Number of bogon 32-bit ASNs visible in the Routing Table:           144
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            575
Number of addresses announced to Internet:                   3035831620
    Equivalent to 180 /8s, 243 /16s and 29 /24s
    Percentage of available address space announced:               82.0
    Percentage of allocated address space announced:               82.0
    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:      340464

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

Prefixes being announced by APNIC Region ASes:                   259368
    Total APNIC prefixes after maximum aggregation:               74979
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          251324
    Unique aggregates announced from the APNIC address blocks:   102175
APNIC Region origin ASes present in the Internet Routing Table:   14313
    APNIC Prefixes per ASN:                                       17.56
APNIC Region origin ASes announcing only one prefix:               4332
APNIC Region transit ASes present in the Internet Routing Table:   1906
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9732
Number of APNIC addresses announced to Internet:              761107008
    Equivalent to 45 /8s, 93 /16s and 146 /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:                    288392
    Total ARIN prefixes after maximum aggregation:               127519
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292300
    Unique aggregates announced from the ARIN address blocks:    134310
ARIN Region origin ASes present in the Internet Routing Table:    19164
    ARIN Prefixes per ASN:                                        15.25
ARIN Region origin ASes announcing only one prefix:                6946
ARIN Region transit ASes present in the Internet Routing Table:    1983
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4971
Number of ARIN addresses announced to Internet:              1266673474
    Equivalent to 75 /8s, 127 /16s and 231 /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,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  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:                    282491
    Total RIPE prefixes after maximum aggregation:               130493
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           277977
    Unique aggregates announced from the RIPE address blocks:    166121
RIPE Region origin ASes present in the Internet Routing Table:    28774
    RIPE Prefixes per ASN:                                         9.66
RIPE Region origin ASes announcing only one prefix:               12090
RIPE Region transit ASes present in the Internet Routing Table:    3973
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11978
Number of RIPE addresses announced to Internet:               723071138
    Equivalent to 43 /8s, 25 /16s and 48 /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,
                        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:                  136750
    Total LACNIC prefixes after maximum aggregation:              28961
    LACNIC Deaggregation factor:                                   4.72
Prefixes being announced from the LACNIC address blocks:         134724
    Unique aggregates announced from the LACNIC address blocks:   47885
LACNIC Region origin ASes present in the Internet Routing Table:  11162
    LACNIC Prefixes per ASN:                                      12.07
LACNIC Region origin ASes announcing only one prefix:              2123
LACNIC Region transit ASes present in the Internet Routing Table:  2500
Average LACNIC Region AS path length visible:                       4.3
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9056
Number of LACNIC addresses announced to Internet:             178241824
    Equivalent to 10 /8s, 159 /16s and 193 /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:                  35365
    Total AfriNIC prefixes after maximum aggregation:              6386
    AfriNIC Deaggregation factor:                                  5.54
Prefixes being announced from the AfriNIC address blocks:         46490
    Unique aggregates announced from the AfriNIC address blocks:  13874
AfriNIC Region origin ASes present in the Internet Routing Table:  1878
    AfriNIC Prefixes per ASN:                                     24.76
AfriNIC Region origin ASes announcing only one prefix:              629
AfriNIC Region transit ASes present in the Internet Routing Table:  362
Average AfriNIC Region AS path length visible:                      4.5
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1238
Number of AfriNIC addresses announced to Internet:            106398976
    Equivalent to 6 /8s, 87 /16s and 133 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 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        9898       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5696        841     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4986       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4236        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3959       1331      22  VIETEL-AS-AP Viettel Group, VN
  9498        3788        508     260  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3649       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3245       1841     106  VNPT-AS-VN VNPT Corp, VN
 24560        2814        856     451  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2201        434     198  TATACOMM-AS TATA Communications formerly 

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10501      11604    3803  AMAZON-02, US
   174        5812       8784     908  COGENT-174, US
 11492        4628        308     547  CABLEONE, US
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  6327        3600       1320      79  SHAW, CA
 22773        3432       3055     190  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3255      54897    2507  DNIC-AS-00749, US
 16625        3141       1312    2192  AKAMAI-AS, US
  7018        2941      23674    1845  ATT-INTERNET4, US
396982        2778       3567     415  GOOGLE-CLOUD-PLATFORM, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 47331        9253       1243    1911  TTNET, TR
 12479        7699       1708     145  UNI2-AS, ES
 39891        4539        273      57  ALJAWWALSTC-AS, SA
 20940        3880       3396     144  AKAMAI-ASN1, NL
  9009        3668        313    1856  M247, RO
 12389        2934       2301     886  ROSTELECOM-AS, RU
 34984        2374        362     579  TELLCOM-AS, TR
  8452        1884       1852      14  TE-AS TE-AS, EG
  8551        1783        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1742        125    1274  CDNEXT, GB

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12090       3309     611  UNINET, MX
 10620        3534        493     936  Telmex Colombia S.A., CO
 13999        2554        629      22  Mega Cable, S.A. de C.V., MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 28573        1586       2310     257  Claro NXT Telecomunicacoes Ltda, BR
  3816        1320        777     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1121        313     480  Axtel, S.A.B. de C.V., MX
 28202        1115         52       9  Rede Brasileira de Comunicacao SA, BR
 22884        1068         98     368  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1062       2503      53  TIM SA, BR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1633        310      36  Telkom-Internet, ZA
 24863        1611        389      16  LINKdotNET-AS, EG
 24835        1555        593      29  RAYA-AS, EG
 36992        1411       1519     283  ETISALAT-MISR, EG
 29571        1322         84      77  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         939        521      42  Vodafone-, EG
  6713         555       1861      35  IAM-AS, MA
 36914         551         82       3  KENET-AS, KE
 37342         517         32       1  MOVITEL, MZ

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12090       3309     611  UNINET, MX
 16509       10501      11604    3803  AMAZON-02, US
  9808        9898       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9253       1243    1911  TTNET, TR
 12479        7699       1708     145  UNI2-AS, ES
   174        5812       8784     908  COGENT-174, US
  7545        5696        841     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4986       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4628        308     547  CABLEONE, US
 39891        4539        273      57  ALJAWWALSTC-AS, SA

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

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

   ASN  No of nets  Net Savings  Description
  9808        9898         9821  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7699         7554  UNI2-AS, ES
 47331        9253         7342  TTNET, TR
 16509       10501         6698  AMAZON-02, US
  7545        5696         5036  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4986         4912  ERX-CERNET-BKB China Education and Research Net
   174        5812         4904  COGENT-174, US
 39891        4539         4482  ALJAWWALSTC-AS, SA
 18403        4236         4213  FPT-AS-AP FPT Telecom Company, VN
 11492        4628         4081  CABLEONE, US

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

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, 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
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.64.0.0/17              8866  VIVACOM-AS BULGARIA, BG
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/OIX/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
23.130.240.0/24      Origin:     14315  1GSERVERS, US
23.130.240.0/24     Transit:       174  COGENT-174, US
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:     21949  BEANFIELD, CA
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

Complete listing at https://bgp.nsrc.org/REN/OIX/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      /10:37      /11:93      /12:295     
/13:583     /14:1193    /15:2124    /16:13332   /17:8363    /18:14119   
/19:25175   /20:45299   /21:54002   /22:114679  /23:107620  /24:611418  
/25:670     /26:633     /27:1172    /28:295     /29:516     /30:499     
/31:353     /32:888     

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

   ASN  No of nets  Total ann.  Description
 47331        8352        9253  TTNET, TR
 12479        6782        7699  UNI2-AS, ES
  8151        6167       12090  UNINET, MX
 11492        3539        4628  CABLEONE, US
  6327        3396        3600  SHAW, CA
 39891        3361        4539  ALJAWWALSTC-AS, SA
  7155        3111        4167  VIASAT-SP-BACKBONE, US
 22773        2565        3432  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2163        3534  Telmex Colombia S.A., CO
 30036        2137        2477  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2317      2:1684      3:416       4:22        5:4701      6:162    
   7:6         8:1622      9:2        11:172      12:1433     13:357    
  14:2396     15:323      16:259      17:366      18:860      20:418    
  21:4        22:188      23:6884     24:3095     25:2        27:2695   
  29:19       31:2731     32:63       34:69       35:142      36:2369   
  37:4626     38:9688     39:916      40:150      41:4635     42:2010   
  43:2469     44:330      45:19017    46:4668     47:302      49:2033   
  50:1861     51:582      52:1610     54:317      55:949      56:8      
  57:223      58:2250     59:1275     60:1060     61:2877     62:2870   
  63:1890     64:5654     65:2318     66:4782     67:3055     68:1359   
  69:4072     70:1340     71:567      72:2932     74:2678     75:1599   
  76:621      77:2655     78:4199     79:1816     80:2219     81:2201   
  82:1733     83:1405     84:1726     85:4101     86:983      87:2328   
  88:3156     89:4357     90:693      91:8346     92:2433     93:2733   
  94:3834     95:5447     96:1274     97:329      98:1053     99:736    
 100:73      101:1181    102:3755    103:32518   104:4569    105:2110   
 106:992     107:2394    108:1174    109:4131    110:2149    111:3299   
 112:2085    113:1828    114:1863    115:2187    116:1992    117:2680   
 118:2842    119:2014    120:1829    121:1430    122:2704    123:2336   
 124:1677    125:2873    126:64      128:1474    129:1021    130:1239   
 131:2062    132:937     133:428     134:1476    135:354     136:1142   
 137:1115    138:3247    139:1541    140:1446    141:1464    142:1705   
 143:1796    144:1029    145:368     146:2149    147:2038    148:2570   
 149:2884    150:1073    151:1355    152:2268    153:571     154:6908   
 155:1439    156:2437    157:1846    158:1187    159:2453    160:3122   
 161:1716    162:3589    163:1763    164:1748    165:2199    166:1284   
 167:1894    168:4406    169:833     170:5460    171:1060    172:3931   
 173:3092    174:902     175:1276    176:3610    177:6144    178:3764   
 179:2632    180:2499    181:3913    182:3339    183:1979    184:2280   
 185:21281   186:5633    187:5071    188:4313    189:4528    190:9764   
 191:2095    192:11147   193:9287    194:7600    195:5478    196:3402   
 197:2829    198:6081    199:8089    200:8698    201:6511    202:10760  
 203:10604   204:4610    205:3721    206:4562    207:3709    208:4224   
 209:5164    210:4849    211:2641    212:4510    213:3759    214:1062   
 215:47      216:6823    217:3033    218:1421    219:602     220:2033   
 221:1049    222:854     223:2241   

End of report


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