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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Oct 26 22:42:00 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 26 Oct, 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:                             1014566
    Prefixes after maximum aggregation (per Origin AS):          371181
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      468723
Total ASes present in the Internet Routing Table:                 76507
    Prefixes per ASN:                                             13.26
Origin-only ASes present in the Internet Routing Table:           65527
Origin ASes announcing only one prefix:                           26186
Transit ASes present in the Internet Routing Table:               10980
Transit-only ASes present in the Internet Routing Table:            523
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.6
    Max AS path length visible:                                     105
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1064
    Number of instances of unregistered ASNs:                      1077
Number of 32-bit ASNs allocated by the RIRs:                      45651
Number of 32-bit ASNs visible in the Routing Table:               37397
Prefixes from 32-bit ASNs in the Routing Table:                  204928
Number of bogon 32-bit ASNs visible in the Routing Table:            96
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            565
Number of addresses announced to Internet:                   3031916805
    Equivalent to 180 /8s, 183 /16s and 97 /24s
    Percentage of available address space announced:               81.9
    Percentage of allocated address space announced:               81.9
    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:      344214

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

Prefixes being announced by APNIC Region ASes:                   261768
    Total APNIC prefixes after maximum aggregation:               75478
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          253532
    Unique aggregates announced from the APNIC address blocks:   101139
APNIC Region origin ASes present in the Internet Routing Table:   14428
    APNIC Prefixes per ASN:                                       17.57
APNIC Region origin ASes announcing only one prefix:               4375
APNIC Region transit ASes present in the Internet Routing Table:   1930
Average APNIC Region AS path length visible:                        5.0
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9872
Number of APNIC addresses announced to Internet:              758534208
    Equivalent to 45 /8s, 54 /16s and 80 /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:                    291233
    Total ARIN prefixes after maximum aggregation:               127811
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           294360
    Unique aggregates announced from the ARIN address blocks:    135558
ARIN Region origin ASes present in the Internet Routing Table:    19226
    ARIN Prefixes per ASN:                                        15.31
ARIN Region origin ASes announcing only one prefix:                6958
ARIN Region transit ASes present in the Internet Routing Table:    2011
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5061
Number of ARIN addresses announced to Internet:              1267270978
    Equivalent to 75 /8s, 137 /16s and 5 /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:                    285517
    Total RIPE prefixes after maximum aggregation:               131710
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           282116
    Unique aggregates announced from the RIPE address blocks:    168788
RIPE Region origin ASes present in the Internet Routing Table:    28852
    RIPE Prefixes per ASN:                                         9.78
RIPE Region origin ASes announcing only one prefix:               12089
RIPE Region transit ASes present in the Internet Routing Table:    3967
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12112
Number of RIPE addresses announced to Internet:               722278947
    Equivalent to 43 /8s, 13 /16s and 26 /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:                  138137
    Total LACNIC prefixes after maximum aggregation:              28821
    LACNIC Deaggregation factor:                                   4.79
Prefixes being announced from the LACNIC address blocks:         135810
    Unique aggregates announced from the LACNIC address blocks:   48632
LACNIC Region origin ASes present in the Internet Routing Table:  11177
    LACNIC Prefixes per ASN:                                      12.15
LACNIC Region origin ASes announcing only one prefix:              2124
LACNIC Region transit ASes present in the Internet Routing Table:  2505
Average LACNIC Region AS path length visible:                       4.9
    Max LACNIC Region AS path length visible:                       105
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9088
Number of LACNIC addresses announced to Internet:             177582944
    Equivalent to 10 /8s, 149 /16s and 179 /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:                  36847
    Total AfriNIC prefixes after maximum aggregation:              6694
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         48182
    Unique aggregates announced from the AfriNIC address blocks:  14150
AfriNIC Region origin ASes present in the Internet Routing Table:  1905
    AfriNIC Prefixes per ASN:                                     25.29
AfriNIC Region origin ASes announcing only one prefix:              640
AfriNIC Region transit ASes present in the Internet Routing Table:  368
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1264
Number of AfriNIC addresses announced to Internet:            105961984
    Equivalent to 6 /8s, 80 /16s and 218 /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       10082       8751      82  CHINAMOBILE-CN China Mobile Communication
  7545        5996        840     656  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5010       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4554        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3943       1331      25  VIETEL-AS-AP Viettel Group, VN
  9498        3853        513     270  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3655       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3259       1871     101  VNPT-AS-VN VNPT Corp, VN
 24560        2783        829     542  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2209        434     193  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       10943      11917    3832  AMAZON-02, US
   174        6963       8759     855  COGENT-174, US
 11492        4660        310     547  CABLEONE, US
  7155        4170        288      86  VIASAT-SP-BACKBONE, US
  6327        3603       1320      79  SHAW, CA
 22773        3425       3052     190  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54896    2509  DNIC-AS-00749, US
  7018        3177      23668    1973  ATT-INTERNET4, US
 16625        2898       1266    2141  AKAMAI-AS, US
396982        2867       3654     421  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        9390       1260    1756  TTNET, TR
 12479        7646       1709     143  UNI2-AS, ES
 39891        4652        281      59  ALJAWWALSTC-AS, SA
 20940        3933       3396     141  AKAMAI-ASN1, NL
  9009        3709        319    1893  M247, RO
 12389        2951       2294     881  ROSTELECOM-AS, RU
 34984        2383        361     570  TELLCOM-AS, TR
  8452        1864       1852      14  TE-AS TE-AS, EG
212238        1809        133    1344  CDNEXT, GB
  5384        1771        585      30  EMIRATES-INTERNET Emirates Internet, AE

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       11836       3254     604  UNINET, MX
 10620        3545        494     939  Telmex Colombia S.A., CO
 13999        2530        533     357  Mega Cable, S.A. de C.V., MX
 11830        2006        369      64  Instituto Costarricense de Electricidad y
 28573        1582       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1319        779     200  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1156        374     163  Axtel, S.A.B. de C.V., MX
 28202        1145         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1113        369      22  Telefonica del Peru S.A.A., PE
 22884        1061         97     371  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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
 24835        1637        593      29  RAYA-AS, EG
 37457        1631        308      33  Telkom-Internet, ZA
 24863        1618        389      16  LINKdotNET-AS, EG
 36992        1414       1519     283  ETISALAT-MISR, EG
 29571        1355         86      58  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         992        523      47  Vodafone-, EG
 20011         941        171     386  INTERNET-SOLUTIONS, ZA
 37069         591       1099      13  MOBINIL, EG
  6713         554       1861      35  IAM-AS, MA

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       11836       3254     604  UNINET, MX
 16509       10943      11917    3832  AMAZON-02, US
  9808       10082       8751      82  CHINAMOBILE-CN China Mobile Communication
 47331        9390       1260    1756  TTNET, TR
 12479        7646       1709     143  UNI2-AS, ES
   174        6963       8759     855  COGENT-174, US
  7545        5996        840     656  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5010       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4660        310     547  CABLEONE, US
 39891        4652        281      59  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       10082        10000  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9390         7634  TTNET, TR
 12479        7646         7503  UNI2-AS, ES
 16509       10943         7111  AMAZON-02, US
   174        6963         6108  COGENT-174, US
  7545        5996         5340  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5010         4936  ERX-CERNET-BKB China Education and Research Net
 39891        4652         4593  ALJAWWALSTC-AS, SA
 18403        4554         4531  FPT-AS-AP FPT Telecom Company, VN
 11492        4660         4113  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
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
23.139.88.0/24       Origin:    397244  RESERVED, ZZ
23.139.88.0/24      Transit:     33387  NOCIX, US
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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, 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      /10:36      /11:91      /12:296     
/13:583     /14:1195    /15:2124    /16:13341   /17:8508    /18:14233   
/19:25237   /20:45866   /21:54649   /22:115728  /23:108881  /24:618669  
/25:670     /26:660     /27:1203    /28:296     /29:501     /30:498     
/31:322     /32:946     

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

   ASN  No of nets  Total ann.  Description
 47331        8479        9390  TTNET, TR
 12479        6700        7646  UNI2-AS, ES
  8151        5983       11836  UNINET, MX
 11492        3555        4660  CABLEONE, US
 39891        3412        4652  ALJAWWALSTC-AS, SA
  6327        3398        3603  SHAW, CA
  7155        3114        4170  VIASAT-SP-BACKBONE, US
 22773        2553        3425  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2226       10943  AMAZON-02, US
 30036        2187        2526  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2295      2:1654      3:507       4:24        5:4722      6:170    
   7:6         8:1608      9:1        11:172      12:1426     13:369    
  14:2476     15:331      16:264      17:360      18:900      20:451    
  21:4        22:188      23:7015     24:2682     25:2        27:2727   
  29:19       31:3005     32:63       34:74       35:143      36:2380   
  37:4608     38:10554    39:919      40:153      41:4646     42:2200   
  43:2488     44:335      45:19248    46:4770     47:300      49:2029   
  50:1869     51:578      52:1616     54:316      55:947      56:8      
  57:233      58:2263     59:1273     60:1145     61:2824     62:2926   
  63:1890     64:5475     65:2320     66:4765     67:3078     68:1348   
  69:4054     70:1152     71:576      72:2939     74:2839     75:1634   
  76:639      77:2646     78:4223     79:1693     80:2240     81:2203   
  82:1847     83:1407     84:1788     85:4032     86:971      87:2436   
  88:3228     89:4502     90:702      91:8395     92:2649     93:2838   
  94:3884     95:5524     96:1266     97:324      98:1077     99:740    
 100:73      101:1184    102:3888    103:32460   104:4449    105:2124   
 106:986     107:2416    108:1169    109:4086    110:2215    111:3332   
 112:2061    113:1794    114:1943    115:2211    116:2003    117:2722   
 118:2888    119:2005    120:1903    121:1435    122:2724    123:2174   
 124:1697    125:2867    126:64      128:1526    129:1016    130:1292   
 131:2049    132:931     133:446     134:1533    135:358     136:1275   
 137:1143    138:3268    139:1554    140:1486    141:1581    142:1843   
 143:1736    144:1024    145:402     146:2129    147:2051    148:2567   
 149:2914    150:1124    151:1381    152:2136    153:569     154:7335   
 155:1542    156:2623    157:1882    158:1220    159:2437    160:3355   
 161:1785    162:3584    163:1781    164:1988    165:2186    166:1333   
 167:1887    168:4410    169:816     170:5454    171:1027    172:3938   
 173:3146    174:911     175:1273    176:3610    177:6299    178:3692   
 179:2703    180:2535    181:4108    182:3325    183:2060    184:2282   
 185:21463   186:5658    187:5032    188:4451    189:4486    190:9901   
 191:2157    192:11280   193:9334    194:7716    195:5549    196:3385   
 197:3563    198:6103    199:8237    200:8749    201:6542    202:10773  
 203:10605   204:4655    205:3725    206:4666    207:3709    208:4255   
 209:5233    210:4877    211:2680    212:4598    213:3782    214:1069   
 215:48      216:6737    217:3116    218:1387    219:568     220:2057   
 221:1050    222:839     223:2290   

End of report


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