[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 19 22:41:31 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 19 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:                             1016274
    Prefixes after maximum aggregation (per Origin AS):          371471
    Deaggregation factor:                                          2.74
    Unique aggregates announced (without unneeded subnets):      468110
Total ASes present in the Internet Routing Table:                 76497
    Prefixes per ASN:                                             13.29
Origin-only ASes present in the Internet Routing Table:           65542
Origin ASes announcing only one prefix:                           26214
Transit ASes present in the Internet Routing Table:               10955
Transit-only ASes present in the Internet Routing Table:            536
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:                                      60
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1056
    Number of instances of unregistered ASNs:                      1070
Number of 32-bit ASNs allocated by the RIRs:                      45584
Number of 32-bit ASNs visible in the Routing Table:               37343
Prefixes from 32-bit ASNs in the Routing Table:                  204715
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:            550
Number of addresses announced to Internet:                   3034021829
    Equivalent to 180 /8s, 215 /16s and 127 /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:      345071

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

Prefixes being announced by APNIC Region ASes:                   263281
    Total APNIC prefixes after maximum aggregation:               75504
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          254678
    Unique aggregates announced from the APNIC address blocks:   100754
APNIC Region origin ASes present in the Internet Routing Table:   14421
    APNIC Prefixes per ASN:                                       17.66
APNIC Region origin ASes announcing only one prefix:               4385
APNIC Region transit ASes present in the Internet Routing Table:   1945
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:   9848
Number of APNIC addresses announced to Internet:              760419392
    Equivalent to 45 /8s, 83 /16s and 20 /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:                    291454
    Total ARIN prefixes after maximum aggregation:               127848
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           295112
    Unique aggregates announced from the ARIN address blocks:    135429
ARIN Region origin ASes present in the Internet Routing Table:    19216
    ARIN Prefixes per ASN:                                        15.36
ARIN Region origin ASes announcing only one prefix:                6958
ARIN Region transit ASes present in the Internet Routing Table:    2004
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          31
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5055
Number of ARIN addresses announced to Internet:              1267232066
    Equivalent to 75 /8s, 136 /16s and 109 /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:                    285936
    Total RIPE prefixes after maximum aggregation:               131589
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           282215
    Unique aggregates announced from the RIPE address blocks:    168514
RIPE Region origin ASes present in the Internet Routing Table:    28853
    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:    3946
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12104
Number of RIPE addresses announced to Internet:               722557219
    Equivalent to 43 /8s, 17 /16s and 89 /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:                  137816
    Total LACNIC prefixes after maximum aggregation:              29187
    LACNIC Deaggregation factor:                                   4.72
Prefixes being announced from the LACNIC address blocks:         135592
    Unique aggregates announced from the LACNIC address blocks:   48782
LACNIC Region origin ASes present in the Internet Routing Table:  11179
    LACNIC Prefixes per ASN:                                      12.13
LACNIC Region origin ASes announcing only one prefix:              2123
LACNIC Region transit ASes present in the Internet Routing Table:  2499
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:  9077
Number of LACNIC addresses announced to Internet:             177600032
    Equivalent to 10 /8s, 149 /16s and 246 /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:                  36731
    Total AfriNIC prefixes after maximum aggregation:              6678
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         48126
    Unique aggregates announced from the AfriNIC address blocks:  14185
AfriNIC Region origin ASes present in the Internet Routing Table:  1898
    AfriNIC Prefixes per ASN:                                     25.36
AfriNIC Region origin ASes announcing only one prefix:              643
AfriNIC Region transit ASes present in the Internet Routing Table:  371
Average AfriNIC Region AS path length visible:                      4.3
    Max AfriNIC Region AS path length visible:                       59
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1259
Number of AfriNIC addresses announced to Internet:            105931520
    Equivalent to 6 /8s, 80 /16s and 99 /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        4538        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       10887      11912    3812  AMAZON-02, US
   174        6379       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        2868       3652     422  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        7637       1709     143  UNI2-AS, ES
 39891        4668        282      60  ALJAWWALSTC-AS, SA
 20940        3923       3396     141  AKAMAI-ASN1, NL
  9009        3685        317    1889  M247, RO
 12389        2951       2294     882  ROSTELECOM-AS, RU
 34984        2377        359     572  TELLCOM-AS, TR
  8452        1922       1852      14  TE-AS TE-AS, EG
212238        1799        132    1337  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       11799       3250     614  UNINET, MX
 10620        3546        494     937  Telmex Colombia S.A., CO
 13999        2535        534     356  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        1320        779     200  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1155        374     163  Axtel, S.A.B. de C.V., MX
 28202        1146         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1106        369      22  Telefonica del Peru S.A.A., PE
 22884        1059         97     372  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        1614        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         976        521      41  Vodafone-, EG
 20011         941        171     386  INTERNET-SOLUTIONS, ZA
 37069         639       1099      13  MOBINIL, EG
  6713         556       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       11799       3250     614  UNINET, MX
 16509       10887      11912    3812  AMAZON-02, US
  9808       10072       8751      83  CHINAMOBILE-CN China Mobile Communication
 47331        9384       1259    1771  TTNET, TR
 12479        7637       1709     143  UNI2-AS, ES
   174        6379       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        7637         7494  UNI2-AS, ES
 16509       10887         7075  AMAZON-02, US
   174        6379         5518  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        4538         4515  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   /17:8512    /18:14688   
/19:25342   /20:46170   /21:54952   /22:116195  /23:109493  /24:618140  
/25:669     /26:661     /27:1194    /28:295     /29:504     /30:495     
/31:315     /32:951     

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

   ASN  No of nets  Total ann.  Description
 47331        8474        9384  TTNET, TR
 12479        6704        7637  UNI2-AS, ES
  8151        5952       11799  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        2221       10887  AMAZON-02, US
 10620        2175        3546  Telmex Colombia S.A., CO

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

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

   1:2298      2:1644      3:503       4:24        5:4773      6:169    
   7:6         8:1611      9:1        11:172      12:1425     13:370    
  14:2468     15:330      16:264      17:357      18:894      20:442    
  21:4        22:188      23:6974     24:3034     25:2        27:2731   
  29:19       31:2976     32:63       34:74       35:145      36:2384   
  37:4648     38:10063    39:918      40:154      41:4667     42:2186   
  43:2478     44:337      45:19195    46:4742     47:302      49:2027   
  50:1887     51:580      52:1611     54:317      55:958      56:8      
  57:233      58:2263     59:1267     60:1139     61:2821     62:2921   
  63:1882     64:5625     65:2317     66:4790     67:3065     68:1348   
  69:4054     70:1317     71:580      72:2946     74:2843     75:1665   
  76:635      77:2647     78:4211     79:1678     80:2233     81:2201   
  82:1819     83:1404     84:1784     85:4019     86:991      87:2432   
  88:3247     89:4501     90:680      91:8383     92:2626     93:2825   
  94:3868     95:5551     96:1263     97:325      98:1076     99:739    
 100:72      101:1187    102:3864    103:32445   104:4499    105:2126   
 106:985     107:2410    108:1175    109:4068    110:2211    111:3339   
 112:2068    113:1800    114:1945    115:2197    116:1997    117:2720   
 118:2887    119:2009    120:1904    121:1432    122:2719    123:2177   
 124:1697    125:2869    126:64      128:1520    129:1012    130:1277   
 131:2047    132:943     133:444     134:1528    135:356     136:1245   
 137:1155    138:3255    139:1549    140:1477    141:1568    142:1824   
 143:1732    144:1029    145:401     146:2142    147:2053    148:2548   
 149:2889    150:1098    151:1381    152:2134    153:568     154:7335   
 155:1512    156:2587    157:1864    158:1211    159:2441    160:3357   
 161:1806    162:3591    163:1774    164:1996    165:2185    166:1308   
 167:1888    168:4384    169:815     170:5401    171:1028    172:3928   
 173:3140    174:910     175:1276    176:3604    177:6294    178:3708   
 179:2721    180:2537    181:4090    182:3327    183:2057    184:2280   
 185:21458   186:5645    187:4935    188:4450    189:4459    190:9963   
 191:2135    192:11146   193:9333    194:7708    195:5567    196:3393   
 197:3555    198:6095    199:8223    200:8766    201:6560    202:10751  
 203:10574   204:4681    205:3728    206:4677    207:3747    208:4240   
 209:5249    210:4855    211:2676    212:4596    213:3771    214:1071   
 215:48      216:6745    217:3114    218:1387    219:567     220:2072   
 221:1051    222:840     223:2276   

End of report


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