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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Nov 8 22:41:18 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Wed 08 Nov, 2023

  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:                              982572
    Prefixes after maximum aggregation (per Origin AS):          361570
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      454750
Total ASes present in the Internet Routing Table:                 75218
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           64580
Origin ASes announcing only one prefix:                           25901
Transit ASes present in the Internet Routing Table:               10638
Transit-only ASes present in the Internet Routing Table:            481
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:                                      54
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1307
    Number of instances of unregistered ASNs:                      1313
Number of 32-bit ASNs allocated by the RIRs:                      43010
Number of 32-bit ASNs visible in the Routing Table:               35424
Prefixes from 32-bit ASNs in the Routing Table:                  184905
Number of bogon 32-bit ASNs visible in the Routing Table:           195
Special use prefixes present in the Routing Table:                   33
Prefixes being announced from unallocated address space:            594
Number of addresses announced to Internet:                   3052344029
    Equivalent to 181 /8s, 239 /16s and 18 /24s
    Percentage of available address space announced:               82.4
    Percentage of allocated address space announced:               82.4
    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:      338681

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

Prefixes being announced by APNIC Region ASes:                   255642
    Total APNIC prefixes after maximum aggregation:               72120
    APNIC Deaggregation factor:                                    3.54
Prefixes being announced from the APNIC address blocks:          248734
    Unique aggregates announced from the APNIC address blocks:    98992
APNIC Region origin ASes present in the Internet Routing Table:   13775
    APNIC Prefixes per ASN:                                       18.06
APNIC Region origin ASes announcing only one prefix:               4073
APNIC Region transit ASes present in the Internet Routing Table:   1858
Average APNIC Region AS path length visible:                        4.8
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9095
Number of APNIC addresses announced to Internet:              772720032
    Equivalent to 46 /8s, 14 /16s and 197 /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:                    281935
    Total ARIN prefixes after maximum aggregation:               126008
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           285921
    Unique aggregates announced from the ARIN address blocks:    132321
ARIN Region origin ASes present in the Internet Routing Table:    19096
    ARIN Prefixes per ASN:                                        14.97
ARIN Region origin ASes announcing only one prefix:                6923
ARIN Region transit ASes present in the Internet Routing Table:    1916
Average ARIN Region AS path length visible:                         4.4
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4827
Number of ARIN addresses announced to Internet:              1277390144
    Equivalent to 76 /8s, 35 /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, 393216-401308
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:                    281112
    Total RIPE prefixes after maximum aggregation:               127804
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           274961
    Unique aggregates announced from the RIPE address blocks:    160740
RIPE Region origin ASes present in the Internet Routing Table:    28566
    RIPE Prefixes per ASN:                                         9.63
RIPE Region origin ASes announcing only one prefix:               12068
RIPE Region transit ASes present in the Internet Routing Table:    3963
Average RIPE Region AS path length visible:                         4.3
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11469
Number of RIPE addresses announced to Internet:               715554781
    Equivalent to 42 /8s, 166 /16s and 127 /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:                  128544
    Total LACNIC prefixes after maximum aggregation:              28727
    LACNIC Deaggregation factor:                                   4.47
Prefixes being announced from the LACNIC address blocks:         127780
    Unique aggregates announced from the LACNIC address blocks:   49337
LACNIC Region origin ASes present in the Internet Routing Table:  11060
    LACNIC Prefixes per ASN:                                      11.55
LACNIC Region origin ASes announcing only one prefix:              2257
LACNIC Region transit ASes present in the Internet Routing Table:  2375
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        54
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8882
Number of LACNIC addresses announced to Internet:             178495264
    Equivalent to 10 /8s, 163 /16s and 159 /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:                  34032
    Total AfriNIC prefixes after maximum aggregation:              6101
    AfriNIC Deaggregation factor:                                  5.58
Prefixes being announced from the AfriNIC address blocks:         44581
    Unique aggregates announced from the AfriNIC address blocks:  12855
AfriNIC Region origin ASes present in the Internet Routing Table:  1811
    AfriNIC Prefixes per ASN:                                     24.62
AfriNIC Region origin ASes announcing only one prefix:              580
AfriNIC Region transit ASes present in the Internet Routing Table:  346
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1151
Number of AfriNIC addresses announced to Internet:            107734016
    Equivalent to 6 /8s, 107 /16s and 228 /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        9613       8730      43  CHINAMOBILE-CN China Mobile Communicati
  7545        5717        785     695  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5022       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4265        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3805       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3604       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3260       1872      98  VNPT-AS-VN VNPT Corp, VN
  9498        3248        491     240  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2734      11270     604  KIXS-AS-KR Korea Telecom, KR
 24560        2576        851     383  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd

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        9102      11022    3362  AMAZON-02, US
 11492        4545        302     674  CABLEONE, US
  7155        4182        289     101  VIASAT-SP-BACKBONE, US
   174        3903       6659     632  COGENT-174, US
 22773        3641       3077     306  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3555       1320      67  SHAW, CA
   749        3160      54933    2412  DNIC-AS-00749, US
 16625        3138       1398    2317  AKAMAI-AS, US
   367        3035       3864    1439  DNIC-ASBLK-00306-00371, US
396982        2713       3599     402  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        8684       1183    2881  TTNET, TR
 12479        7450       1713     145  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4084       3398     166  AKAMAI-ASN1, NL
  8551        3444        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3429        297    1597  M247, RO
 12389        3007       2296     919  ROSTELECOM-AS, RU
  8452        2454       1852      14  TE-AS TE-AS, EG
  5384        2452        585      30  EMIRATES-INTERNET Emirates Internet, AE
 34984        2367        363     584  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       12070       3372     609  UNINET, MX
 10620        3545        504     860  Telmex Colombia S.A., CO
 13999        2443        332     633  Mega Cable, S.A. de C.V., MX
 11830        2007        369      64  Instituto Costarricense de Electricidad
 28573        1333       2322     230  Claro NXT Telecomunicacoes Ltda, BR
  3816        1297        778     190  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1251        342     506  Axtel, S.A.B. de C.V., MX
  6147        1105        369      22  Telefonica del Peru S.A.A., PE
 28202        1099         52       9  Rede Brasileira de Comunicacao SA, BR
 11664        1058        168     430  Techtel LMDS Comunicaciones Interactiva

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        1626        319      45  Telkom-Internet, ZA
 24863        1610        391      38  LINKdotNET-AS, EG
 24835        1549        549      28  RAYA-AS, EG
 36992        1358       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1045         67      53  ORANGE-COTE-IVOIRE, CI
 36935         935        521      43  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         535         82       3  KENET-AS, KE
 15399         521         54      46  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       12070       3372     609  UNINET, MX
  9808        9613       8730      43  CHINAMOBILE-CN China Mobile Communicati
 16509        9102      11022    3362  AMAZON-02, US
 47331        8684       1183    2881  TTNET, TR
 12479        7450       1713     145  UNI2-AS, ES
  7545        5717        785     695  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5022       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4545        302     674  CABLEONE, US
 18403        4265        347      25  FPT-AS-AP FPT Telecom Company, VN

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        9613         9570  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7450         7305  UNI2-AS, ES
 47331        8684         5803  TTNET, TR
 16509        9102         5740  AMAZON-02, US
  7545        5717         5022  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5022         4947  ERX-CERNET-BKB China Education and Research Net
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4265         4240  FPT-AS-AP FPT Telecom Company, VN
  7155        4182         4081  VIASAT-SP-BACKBONE, US
 20940        4084         3918  AKAMAI-ASN1, NL

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
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, 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  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, 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
100.65.13.0/24            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

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
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
36.255.139.0/24      Origin:     56050  NEW-SHINE-INTERNET-TH 134 Yenchit Road, 
36.255.139.0/24     Transit:     58913  HCL-TH 4819 Supapong 3 Alley, Srinakarin

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      /10:38      /11:100     /12:301     
/13:584     /14:1212    /15:2142    /16:13617   /17:8581    /18:14226   
/19:25625   /20:45612   /21:54255   /22:114269  /23:107232  /24:589851  
/25:1137    /26:1085    /27:1502    /28:160     /29:239     /30:79      
/31:76      /32:618     

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

   ASN  No of nets  Total ann.  Description
 47331        7801        8684  TTNET, TR
 12479        6540        7450  UNI2-AS, ES
  8151        6070       12070  UNINET, MX
 11492        3458        4545  CABLEONE, US
  6327        3364        3555  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3127        4182  VIASAT-SP-BACKBONE, US
  8551        2921        3444  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2686        3641  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2138        2482  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2255      2:1602      3:273       4:8         5:4594      6:162    
   7:6         8:1618      9:1        11:172      12:1500     13:333    
  14:2333     15:304      16:203      17:375      18:673      20:336    
  21:4        22:188      23:6565     24:2957     25:2        27:2662   
  29:19       31:2706     32:77       34:31       35:120      36:2041   
  37:4596     38:6649     39:871      40:150      41:4673     42:2085   
  43:2368     44:332      45:17615    46:4564     47:379      49:1886   
  50:1911     51:576      52:1615     54:390      55:885      56:5      
  57:138      58:1962     59:1192     60:1013     61:2734     62:2815   
  63:1937     64:5715     65:2378     66:5173     67:3131     68:1371   
  69:4182     70:1388     71:614      72:3029     74:2673     75:1615   
  76:640      77:2463     78:4063     79:3049     80:2174     81:2096   
  82:1598     83:1375     84:1634     85:3850     86:879      87:2212   
  88:2951     89:4007     90:633      91:8039     92:2219     93:2669   
  94:3758     95:5134     96:1337     97:315      98:1112     99:735    
 100:121     101:1398    102:3415    103:32666   104:4860    105:1999   
 106:993     107:2808    108:1155    109:4305    110:2172    111:3170   
 112:2099    113:1699    114:1714    115:2091    116:1990    117:2562   
 118:2731    119:2010    120:1809    121:1267    122:2762    123:2254   
 124:1655    125:2663    128:1583    129:1010    130:1096    131:2091   
 132:969     133:408     134:1705    135:343     136:906     137:999    
 138:2903    139:1584    140:1338    141:1332    142:1581    143:1598   
 144:1006    145:343     146:1993    147:1644    148:2500    149:2404   
 150:894     151:1267    152:1982    153:604     154:5580    155:1404   
 156:2155    157:1386    158:1067    159:2213    160:2698    161:1628   
 162:3563    163:1630    164:1741    165:1914    166:1079    167:1769   
 168:4021    169:820     170:4926    171:984     172:3894    173:3033   
 174:987     175:1235    176:3773    177:5606    178:3590    179:2465   
 180:2385    181:3622    182:3383    183:2018    184:2284    185:20969  
 186:5066    187:4670    188:4255    189:4309    190:9469    191:1921   
 192:11047   193:9034    194:7532    195:5475    196:3643    197:2936   
 198:6079    199:6498    200:8292    201:6390    202:10991   203:10482  
 204:4613    205:3742    206:4485    207:3583    208:4178    209:4988   
 210:4612    211:2564    212:4389    213:3519    214:1117    215:71     
 216:6861    217:3031    218:1336    219:608     220:2038    221:1007   
 222:862     223:2213   

End of report


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