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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Mar 8 22:41:47 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 08 Mar, 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:                              991599
    Prefixes after maximum aggregation (per Origin AS):          364042
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      458657
Total ASes present in the Internet Routing Table:                 75776
    Prefixes per ASN:                                             13.09
Origin-only ASes present in the Internet Routing Table:           64929
Origin ASes announcing only one prefix:                           26113
Transit ASes present in the Internet Routing Table:               10847
Transit-only ASes present in the Internet Routing Table:            513
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:                                     106
    Max AS path prepend of ASN ( 37447)                             103
Prefixes from unregistered ASNs in the Routing Table:              1261
    Number of instances of unregistered ASNs:                      1264
Number of 32-bit ASNs allocated by the RIRs:                      43793
Number of 32-bit ASNs visible in the Routing Table:               36152
Prefixes from 32-bit ASNs in the Routing Table:                  190171
Number of bogon 32-bit ASNs visible in the Routing Table:           193
Special use prefixes present in the Routing Table:                   31
Prefixes being announced from unallocated address space:            630
Number of addresses announced to Internet:                   3042924213
    Equivalent to 181 /8s, 95 /16s and 86 /24s
    Percentage of available address space announced:               82.2
    Percentage of allocated address space announced:               82.2
    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:      338883

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

Prefixes being announced by APNIC Region ASes:                   259603
    Total APNIC prefixes after maximum aggregation:               73762
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          252189
    Unique aggregates announced from the APNIC address blocks:   100022
APNIC Region origin ASes present in the Internet Routing Table:   14111
    APNIC Prefixes per ASN:                                       17.87
APNIC Region origin ASes announcing only one prefix:               4218
APNIC Region transit ASes present in the Internet Routing Table:   1904
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         31
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9461
Number of APNIC addresses announced to Internet:              775236512
    Equivalent to 46 /8s, 53 /16s and 43 /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:                    283943
    Total ARIN prefixes after maximum aggregation:               125457
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288392
    Unique aggregates announced from the ARIN address blocks:    132581
ARIN Region origin ASes present in the Internet Routing Table:    19158
    ARIN Prefixes per ASN:                                        15.05
ARIN Region origin ASes announcing only one prefix:                6947
ARIN Region transit ASes present in the Internet Routing Table:    1968
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4873
Number of ARIN addresses announced to Internet:              1270524226
    Equivalent to 75 /8s, 186 /16s and 169 /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, 393216-401308
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:                    282295
    Total RIPE prefixes after maximum aggregation:               128823
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           276026
    Unique aggregates announced from the RIPE address blocks:    162534
RIPE Region origin ASes present in the Internet Routing Table:    28662
    RIPE Prefixes per ASN:                                         9.63
RIPE Region origin ASes announcing only one prefix:               12087
RIPE Region transit ASes present in the Internet Routing Table:    4001
Average RIPE Region AS path length visible:                         4.2
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11697
Number of RIPE addresses announced to Internet:               712920179
    Equivalent to 42 /8s, 126 /16s and 76 /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:                  130349
    Total LACNIC prefixes after maximum aggregation:              29047
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         129059
    Unique aggregates announced from the LACNIC address blocks:   49494
LACNIC Region origin ASes present in the Internet Routing Table:  11086
    LACNIC Prefixes per ASN:                                      11.64
LACNIC Region origin ASes announcing only one prefix:              2252
LACNIC Region transit ASes present in the Internet Routing Table:  2427
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8928
Number of LACNIC addresses announced to Internet:             177531744
    Equivalent to 10 /8s, 148 /16s and 235 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                  34148
    Total AfriNIC prefixes after maximum aggregation:              6161
    AfriNIC Deaggregation factor:                                  5.54
Prefixes being announced from the AfriNIC address blocks:         45302
    Unique aggregates announced from the AfriNIC address blocks:  13503
AfriNIC Region origin ASes present in the Internet Routing Table:  1834
    AfriNIC Prefixes per ASN:                                     24.70
AfriNIC Region origin ASes announcing only one prefix:              609
AfriNIC Region transit ASes present in the Internet Routing Table:  353
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                      106
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1193
Number of AfriNIC addresses announced to Internet:            106388992
    Equivalent to 6 /8s, 87 /16s and 94 /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        9818       8740      57  CHINAMOBILE-CN China Mobile Communicati
  7545        5650        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5019       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4606        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3843       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3609       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3513        495     253  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3292       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2751        863     362  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2505      11259     578  KIXS-AS-KR Korea Telecom, KR

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        9655      11324    3355  AMAZON-02, US
 22773        5016       3079     304  ASN-CXA-ALL-CCI-22773-RDC, US
   174        4853       6644     678  COGENT-174, US
 11492        4576        304     647  CABLEONE, US
  7155        4186        289      98  VIASAT-SP-BACKBONE, US
  6327        3600       1320      75  SHAW, CA
 16625        3226       1400    2305  AKAMAI-AS, US
   749        3199      54920    2451  DNIC-AS-00749, US
   367        2921       3650    1410  DNIC-ASBLK-00306-00371, US
396982        2754       3638     403  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        8994       1209    2364  TTNET, TR
 12479        7623       1714     147  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3937       3396     150  AKAMAI-ASN1, NL
  9009        3286        285    1599  M247, RO
 12389        2988       2304     905  ROSTELECOM-AS, RU
  8551        2654        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2503        585      31  EMIRATES-INTERNET Emirates Internet, AE
  8452        2461       1852      14  TE-AS TE-AS, EG
 34984        2393        366     581  TELLCOM-AS, TR

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       12534       3356     588  UNINET, MX
 10620        3525        496     891  Telmex Colombia S.A., CO
 13999        2504        338     650  Mega Cable, S.A. de C.V., MX
 11830        2001        369      64  Instituto Costarricense de Electricidad
 28573        1343       2319     241  Claro NXT Telecomunicacoes Ltda, BR
  3816        1311        787     198  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1208        349     490  Axtel, S.A.B. de C.V., MX
 11664        1144        179     421  Techtel LMDS Comunicaciones Interactiva
 26615        1138       2505      73  TIM SA, BR
 28202        1105         52       9  Rede Brasileira de Comunicacao 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        1629        315      40  Telkom-Internet, ZA
 24835        1549        545      28  RAYA-AS, EG
 24863        1520        389      20  LINKdotNET-AS, EG
 36992        1368       1519     282  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1165         75      59  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         554       1861      34  IAM-AS, MA
 36914         554         82       3  KENET-AS, KE
 15399         533         56      54  WANANCHI-, KE

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       12534       3356     588  UNINET, MX
  9808        9818       8740      57  CHINAMOBILE-CN China Mobile Communicati
 16509        9655      11324    3355  AMAZON-02, US
 47331        8994       1209    2364  TTNET, TR
 12479        7623       1714     147  UNI2-AS, ES
  7545        5650        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5019       4192      75  ERX-CERNET-BKB China Education and Rese
 22773        5016       3079     304  ASN-CXA-ALL-CCI-22773-RDC, US
   174        4853       6644     678  COGENT-174, US
 39891        4758        286      60  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        9818         9761  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7623         7476  UNI2-AS, ES
 47331        8994         6630  TTNET, TR
 16509        9655         6300  AMAZON-02, US
  7545        5650         4978  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5019         4944  ERX-CERNET-BKB China Education and Research Net
 22773        5016         4712  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4606         4581  FPT-AS-AP FPT Telecom Company, VN
   174        4853         4175  COGENT-174, 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
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     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-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, 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

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

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

Prefix                Origin AS  Description
100.65.6.0/24             65534  -Private Use AS-, ZZ
100.65.7.0/24             65534  -Private Use AS-, ZZ
100.65.8.0/24             65534  -Private Use AS-, ZZ
100.65.10.0/24            65534  -Private Use AS-, ZZ
100.65.11.0/24            65534  -Private Use AS-, ZZ
100.65.16.0/23            65534  -Private Use AS-, ZZ
100.66.3.0/24             65534  -Private Use AS-, ZZ
100.66.7.0/24             65534  -Private Use AS-, ZZ
100.66.9.0/24             65534  -Private Use AS-, ZZ
100.66.10.0/24            65534  -Private Use AS-, ZZ

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
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
23.172.216.0/24      Origin:    398741  AS-VERTEXLINK-01, US
23.172.216.0/24     Transit:     60539  HUICAST_TELECOM, HK
23.173.88.0/24       Origin:    394256  CLOUDSINGULARITY, CA
23.173.88.0/24      Transit:      6939  HURRICANE, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, 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       /9:14      /10:37      /11:98      /12:300     
/13:579     /14:1208    /15:2135    /16:13532   /17:8463    /18:14213   
/19:25347   /20:45566   /21:53799   /22:114591  /23:106995  /24:599813  
/25:1110    /26:1055    /27:1506    /28:160     /29:260     /30:87      
/31:108     /32:606     

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

   ASN  No of nets  Total ann.  Description
 47331        8113        8994  TTNET, TR
 12479        6737        7623  UNI2-AS, ES
  8151        6479       12534  UNINET, MX
 22773        4048        5016  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        3489        4576  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3397        3600  SHAW, CA
  7155        3129        4186  VIASAT-SP-BACKBONE, US
 30036        2159        2503  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2131        3525  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)
----------------------------------------------

   1:2323      2:1653      3:310       4:22        5:4691      6:161    
   7:6         8:1629      9:2        11:190      12:1472     13:382    
  14:2445     15:314      16:208      17:374      18:740      20:377    
  21:4        22:188      23:6682     24:3159     25:2        27:2708   
  29:19       31:2820     32:62       34:46       35:127      36:2213   
  37:4644     38:8251     39:901      40:140      41:4639     42:2223   
  43:2391     44:332      45:17762    46:4479     47:294      49:1935   
  50:1932     51:579      52:1614     54:307      55:882      56:5      
  57:163      58:2110     59:1204     60:1023     61:2766     62:2851   
  63:1941     64:5738     65:2367     66:4867     67:3133     68:1595   
  69:4095     70:1519     71:583      72:3037     74:2625     75:1588   
  76:636      77:2548     78:4149     79:2508     80:2185     81:2175   
  82:1579     83:1335     84:1663     85:4039     86:936      87:2273   
  88:3008     89:4161     90:683      91:8141     92:2266     93:2659   
  94:3822     95:5355     96:1324     97:313      98:1098     99:742    
 100:119     101:1187    102:3554    103:32982   104:4789    105:2064   
 106:1005    107:2783    108:1143    109:4117    110:2175    111:3201   
 112:2091    113:1788    114:1791    115:2173    116:1978    117:2627   
 118:2847    119:2024    120:1813    121:1362    122:2821    123:2270   
 124:1684    125:2879    126:28      128:1541    129:1024    130:1139   
 131:1922    132:932     133:410     134:1718    135:354     136:942    
 137:1069    138:3032    139:1586    140:1376    141:1367    142:1596   
 143:1585    144:1023    145:342     146:2063    147:1719    148:2525   
 149:2635    150:1099    151:1340    152:1993    153:596     154:6198   
 155:1369    156:2282    157:1643    158:1105    159:2249    160:2674   
 161:1666    162:3635    163:1740    164:1694    165:2173    166:1082   
 167:1740    168:4137    169:823     170:4991    171:1027    172:3862   
 173:3068    174:935     175:1257    176:3835    177:5340    178:3711   
 179:2530    180:2464    181:3755    182:3418    183:2041    184:2276   
 185:21003   186:5268    187:4844    188:4240    189:4382    190:9508   
 191:1903    192:11034   193:9097    194:7624    195:5455    196:3648   
 197:2975    198:6070    199:7445    200:8447    201:6444    202:10844  
 203:10596   204:4643    205:3770    206:4583    207:3596    208:4210   
 209:5080    210:4788    211:2607    212:4413    213:3564    214:1107   
 215:44      216:6875    217:3057    218:1387    219:606     220:2127   
 221:1028    222:879     223:2237   

End of report


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