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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Oct 18 22:41:36 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 18 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:                             1016127
    Prefixes after maximum aggregation (per Origin AS):          371385
    Deaggregation factor:                                          2.74
    Unique aggregates announced (without unneeded subnets):      468007
Total ASes present in the Internet Routing Table:                 76489
    Prefixes per ASN:                                             13.28
Origin-only ASes present in the Internet Routing Table:           65521
Origin ASes announcing only one prefix:                           26215
Transit ASes present in the Internet Routing Table:               10968
Transit-only ASes present in the Internet Routing Table:            538
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.1
    Max AS path length visible:                                     107
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1050
    Number of instances of unregistered ASNs:                      1064
Number of 32-bit ASNs allocated by the RIRs:                      45578
Number of 32-bit ASNs visible in the Routing Table:               37338
Prefixes from 32-bit ASNs in the Routing Table:                  204780
Number of bogon 32-bit ASNs visible in the Routing Table:            98
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            548
Number of addresses announced to Internet:                   3034074053
    Equivalent to 180 /8s, 216 /16s and 75 /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:      344958

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

Prefixes being announced by APNIC Region ASes:                   263347
    Total APNIC prefixes after maximum aggregation:               75516
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          254738
    Unique aggregates announced from the APNIC address blocks:   100775
APNIC Region origin ASes present in the Internet Routing Table:   14424
    APNIC Prefixes per ASN:                                       17.66
APNIC Region origin ASes announcing only one prefix:               4383
APNIC Region transit ASes present in the Internet Routing Table:   1944
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9849
Number of APNIC addresses announced to Internet:              760432960
    Equivalent to 45 /8s, 83 /16s and 73 /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:                    291349
    Total ARIN prefixes after maximum aggregation:               127814
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           295059
    Unique aggregates announced from the ARIN address blocks:    135422
ARIN Region origin ASes present in the Internet Routing Table:    19212
    ARIN Prefixes per ASN:                                        15.36
ARIN Region origin ASes announcing only one prefix:                6961
ARIN Region transit ASes present in the Internet Routing Table:    2001
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          33
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5052
Number of ARIN addresses announced to Internet:              1267190082
    Equivalent to 75 /8s, 135 /16s and 201 /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:                    285841
    Total RIPE prefixes after maximum aggregation:               131584
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           282084
    Unique aggregates announced from the RIPE address blocks:    168513
RIPE Region origin ASes present in the Internet Routing Table:    28847
    RIPE Prefixes per ASN:                                         9.78
RIPE Region origin ASes announcing only one prefix:               12105
RIPE Region transit ASes present in the Internet Routing Table:    3942
Average RIPE Region AS path length visible:                         4.0
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12101
Number of RIPE addresses announced to Internet:               722554659
    Equivalent to 43 /8s, 17 /16s and 79 /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:                  137895
    Total LACNIC prefixes after maximum aggregation:              29140
    LACNIC Deaggregation factor:                                   4.73
Prefixes being announced from the LACNIC address blocks:         135665
    Unique aggregates announced from the LACNIC address blocks:   48676
LACNIC Region origin ASes present in the Internet Routing Table:  11178
    LACNIC Prefixes per ASN:                                      12.14
LACNIC Region origin ASes announcing only one prefix:              2121
LACNIC Region transit ASes present in the Internet Routing Table:  2518
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                       107
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9078
Number of LACNIC addresses announced to Internet:             177655584
    Equivalent to 10 /8s, 150 /16s and 207 /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:                  36645
    Total AfriNIC prefixes after maximum aggregation:              6668
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         48032
    Unique aggregates announced from the AfriNIC address blocks:  14177
AfriNIC Region origin ASes present in the Internet Routing Table:  1898
    AfriNIC Prefixes per ASN:                                     25.31
AfriNIC Region origin ASes announcing only one prefix:              645
AfriNIC Region transit ASes present in the Internet Routing Table:  373
Average AfriNIC Region AS path length visible:                      4.2
    Max AfriNIC Region AS path length visible:                       59
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1258
Number of AfriNIC addresses announced to Internet:            105959680
    Equivalent to 6 /8s, 80 /16s and 209 /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       10072       8751      83  CHINAMOBILE-CN China Mobile Communication
  7545        5974        840     653  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5101       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4535        347      23  FPT-AS-AP FPT Telecom Company, VN
 45899        3971       1862      55  VNPT-AS-VN VNPT Corp, VN
  7552        3968       1331      25  VIETEL-AS-AP Viettel Group, VN
  9498        3849        512     267  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3648       1036      71  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2780        829     541  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2209       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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       10882      11912    3807  AMAZON-02, US
   174        6391       8764     861  COGENT-174, US
 11492        4660        310     547  CABLEONE, US
  7155        4164        287      85  VIASAT-SP-BACKBONE, US
  6327        3600       1320      79  SHAW, CA
 22773        3435       3052     190  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3264      54912    2511  DNIC-AS-00749, US
  7018        3198      23677    1976  ATT-INTERNET4, US
 16625        2887       1261    2140  AKAMAI-AS, US
396982        2867       3652     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        9384       1259    1771  TTNET, TR
 12479        7636       1709     143  UNI2-AS, ES
 39891        4668        282      60  ALJAWWALSTC-AS, SA
 20940        3924       3396     141  AKAMAI-ASN1, NL
  9009        3685        317    1889  M247, RO
 12389        2952       2294     882  ROSTELECOM-AS, RU
 34984        2377        359     572  TELLCOM-AS, TR
  8452        1922       1852      14  TE-AS TE-AS, EG
212238        1798        132    1336  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       11819       3253     608  UNINET, MX
 10620        3546        494     937  Telmex Colombia S.A., CO
 13999        2534        533     357  Mega Cable, S.A. de C.V., MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 28573        1582       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1321        779     195  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1155        374     163  Axtel, S.A.B. de C.V., MX
 28202        1145         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1105        369      22  Telefonica del Peru S.A.A., PE
 22884        1061         97     374  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        1636        593      29  RAYA-AS, EG
 37457        1631        308      33  Telkom-Internet, ZA
 24863        1615        389      16  LINKdotNET-AS, EG
 36992        1414       1519     283  ETISALAT-MISR, EG
 29571        1352         86      61  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         975        521      41  Vodafone-, EG
 20011         941        171     386  INTERNET-SOLUTIONS, ZA
 37069         639       1099      13  MOBINIL, EG
  6713         555       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       11819       3253     608  UNINET, MX
 16509       10882      11912    3807  AMAZON-02, US
  9808       10072       8751      83  CHINAMOBILE-CN China Mobile Communication
 47331        9384       1259    1771  TTNET, TR
 12479        7636       1709     143  UNI2-AS, ES
   174        6391       8764     861  COGENT-174, US
  7545        5974        840     653  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5101       4192      74  ERX-CERNET-BKB China Education and Resear
 39891        4668        282      60  ALJAWWALSTC-AS, SA
 11492        4660        310     547  CABLEONE, US

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       10072         9989  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9384         7613  TTNET, TR
 12479        7636         7493  UNI2-AS, ES
 16509       10882         7075  AMAZON-02, US
   174        6391         5530  COGENT-174, US
  7545        5974         5321  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5101         5027  ERX-CERNET-BKB China Education and Research Net
 39891        4668         4608  ALJAWWALSTC-AS, SA
 18403        4535         4512  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            46887  CROWNCASTLE-AS46887, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, 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
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:      6461  ZAYO-6461, 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

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      /12:297     
/13:584     /14:1197    /15:2127    /16:13333   /17:8514    /18:14690   
/19:25352   /20:46166   /21:54927   /22:116188  /23:109507  /24:618030  
/25:669     /26:661     /27:1195    /28:296     /29:504     /30:495     
/31:315     /32:920     

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

   ASN  No of nets  Total ann.  Description
 47331        8474        9384  TTNET, TR
 12479        6703        7636  UNI2-AS, ES
  8151        5966       11819  UNINET, MX
 11492        3555        4660  CABLEONE, US
 39891        3428        4668  ALJAWWALSTC-AS, SA
  6327        3397        3600  SHAW, CA
  7155        3108        4164  VIASAT-SP-BACKBONE, US
 22773        2561        3435  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2219       10882  AMAZON-02, US
 30036        2178        2517  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2298      2:1646      3:503       4:24        5:4768      6:169    
   7:6         8:1612      9:1        11:172      12:1421     13:371    
  14:2469     15:330      16:264      17:359      18:893      20:440    
  21:4        22:188      23:6972     24:3034     25:2        27:2732   
  29:19       31:2973     32:63       34:74       35:144      36:2384   
  37:4641     38:10062    39:918      40:154      41:4658     42:2184   
  43:2480     44:337      45:19214    46:4725     47:303      49:2027   
  50:1892     51:580      52:1611     54:317      55:957      56:8      
  57:233      58:2263     59:1267     60:1139     61:2822     62:2921   
  63:1881     64:5622     65:2314     66:4791     67:3067     68:1348   
  69:4054     70:1317     71:581      72:2945     74:2843     75:1664   
  76:635      77:2652     78:4211     79:1677     80:2235     81:2200   
  82:1816     83:1405     84:1787     85:4020     86:991      87:2431   
  88:3247     89:4505     90:680      91:8376     92:2626     93:2832   
  94:3870     95:5541     96:1263     97:325      98:1076     99:739    
 100:72      101:1188    102:3840    103:32473   104:4503    105:2125   
 106:985     107:2409    108:1175    109:4061    110:2210    111:3339   
 112:2069    113:1800    114:1946    115:2196    116:2004    117:2720   
 118:2887    119:2009    120:1901    121:1432    122:2718    123:2177   
 124:1697    125:2870    126:64      128:1521    129:1011    130:1279   
 131:2051    132:942     133:444     134:1528    135:356     136:1246   
 137:1138    138:3265    139:1529    140:1476    141:1568    142:1819   
 143:1729    144:1032    145:401     146:2141    147:2054    148:2549   
 149:2887    150:1096    151:1380    152:2132    153:568     154:7334   
 155:1503    156:2587    157:1876    158:1213    159:2440    160:3330   
 161:1807    162:3589    163:1775    164:1995    165:2184    166:1309   
 167:1887    168:4396    169:814     170:5414    171:1028    172:3931   
 173:3143    174:910     175:1276    176:3605    177:6260    178:3707   
 179:2714    180:2536    181:4094    182:3327    183:2058    184:2281   
 185:21456   186:5641    187:4968    188:4450    189:4465    190:9965   
 191:2131    192:11149   193:9334    194:7712    195:5563    196:3390   
 197:3541    198:6098    199:8220    200:8750    201:6560    202:10747  
 203:10582   204:4675    205:3712    206:4673    207:3747    208:4239   
 209:5252    210:4852    211:2679    212:4594    213:3769    214:1072   
 215:48      216:6742    217:3112    218:1386    219:567     220:2072   
 221:1051    222:840     223:2276   

End of report


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