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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Dec 10 22:42:08 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Sun 10 Dec, 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:                              985022
    Prefixes after maximum aggregation (per Origin AS):          362580
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      455952
Total ASes present in the Internet Routing Table:                 75347
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           64497
Origin ASes announcing only one prefix:                           25999
Transit ASes present in the Internet Routing Table:               10850
Transit-only ASes present in the Internet Routing Table:            478
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:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1213
    Number of instances of unregistered ASNs:                      1216
Number of 32-bit ASNs allocated by the RIRs:                      43221
Number of 32-bit ASNs visible in the Routing Table:               35600
Prefixes from 32-bit ASNs in the Routing Table:                  186051
Number of bogon 32-bit ASNs visible in the Routing Table:           179
Special use prefixes present in the Routing Table:                   32
Prefixes being announced from unallocated address space:            584
Number of addresses announced to Internet:                   3050096670
    Equivalent to 181 /8s, 204 /16s and 200 /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:      338522

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

Prefixes being announced by APNIC Region ASes:                   257167
    Total APNIC prefixes after maximum aggregation:               72773
    APNIC Deaggregation factor:                                    3.53
Prefixes being announced from the APNIC address blocks:          250173
    Unique aggregates announced from the APNIC address blocks:    99596
APNIC Region origin ASes present in the Internet Routing Table:   13891
    APNIC Prefixes per ASN:                                       18.01
APNIC Region origin ASes announcing only one prefix:               4133
APNIC Region transit ASes present in the Internet Routing Table:   1884
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9194
Number of APNIC addresses announced to Internet:              771950752
    Equivalent to 46 /8s, 3 /16s and 8 /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:                    282009
    Total ARIN prefixes after maximum aggregation:               126125
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           286297
    Unique aggregates announced from the ARIN address blocks:    132898
ARIN Region origin ASes present in the Internet Routing Table:    19105
    ARIN Prefixes per ASN:                                        14.99
ARIN Region origin ASes announcing only one prefix:                6936
ARIN Region transit ASes present in the Internet Routing Table:    1970
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4824
Number of ARIN addresses announced to Internet:              1276630592
    Equivalent to 76 /8s, 23 /16s and 214 /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:                    281205
    Total RIPE prefixes after maximum aggregation:               128017
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           274832
    Unique aggregates announced from the RIPE address blocks:    160783
RIPE Region origin ASes present in the Internet Routing Table:    28580
    RIPE Prefixes per ASN:                                         9.62
RIPE Region origin ASes announcing only one prefix:               12087
RIPE Region transit ASes present in the Internet Routing Table:    4022
Average RIPE Region AS path length visible:                         4.8
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11517
Number of RIPE addresses announced to Internet:               714951646
    Equivalent to 42 /8s, 157 /16s and 75 /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:                  129569
    Total LACNIC prefixes after maximum aggregation:              28805
    LACNIC Deaggregation factor:                                   4.50
Prefixes being announced from the LACNIC address blocks:         128600
    Unique aggregates announced from the LACNIC address blocks:   49386
LACNIC Region origin ASes present in the Internet Routing Table:  11062
    LACNIC Prefixes per ASN:                                      11.63
LACNIC Region origin ASes announcing only one prefix:              2252
LACNIC Region transit ASes present in the Internet Routing Table:  2415
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8905
Number of LACNIC addresses announced to Internet:             178457696
    Equivalent to 10 /8s, 163 /16s and 12 /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:                  33859
    Total AfriNIC prefixes after maximum aggregation:              6103
    AfriNIC Deaggregation factor:                                  5.55
Prefixes being announced from the AfriNIC address blocks:         44535
    Unique aggregates announced from the AfriNIC address blocks:  12799
AfriNIC Region origin ASes present in the Internet Routing Table:  1819
    AfriNIC Prefixes per ASN:                                     24.48
AfriNIC Region origin ASes announcing only one prefix:              591
AfriNIC Region transit ASes present in the Internet Routing Table:  348
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1160
Number of AfriNIC addresses announced to Internet:            107727104
    Equivalent to 6 /8s, 107 /16s and 201 /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        9768       8730      44  CHINAMOBILE-CN China Mobile Communicati
  7545        5664        783     680  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5006       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4429        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3831       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3603       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3387        494     252  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3354       1872      99  VNPT-AS-VN VNPT Corp, VN
  4766        2684      11259     590  KIXS-AS-KR Korea Telecom, KR
 24560        2641        853     366  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        9436      11184    3346  AMAZON-02, US
 11492        4561        303     681  CABLEONE, US
  7155        4184        289      98  VIASAT-SP-BACKBONE, US
   174        4084       6668     670  COGENT-174, US
 22773        3631       3077     308  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3560       1320      68  SHAW, CA
 16625        3209       1427    2346  AKAMAI-AS, US
   749        3163      54930    2415  DNIC-AS-00749, US
   367        2980       3838    1410  DNIC-ASBLK-00306-00371, US
396982        2725       3631     375  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        8778       1193    2773  TTNET, TR
 12479        7574       1714     146  UNI2-AS, ES
 39891        4502        267      55  ALJAWWALSTC-AS, SA
 20940        4077       3398     170  AKAMAI-ASN1, NL
  9009        3499        300    1638  M247, RO
 12389        2982       2300     910  ROSTELECOM-AS, RU
  8551        2957        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2504        585      29  EMIRATES-INTERNET Emirates Internet, AE
  8452        2503       1852      14  TE-AS TE-AS, EG
 34984        2370        363     583  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       12224       3380     604  UNINET, MX
 10620        3527        499     872  Telmex Colombia S.A., CO
 13999        2481        338     637  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1342       2319     231  Claro NXT Telecomunicacoes Ltda, BR
  3816        1307        787     198  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1246        341     504  Axtel, S.A.B. de C.V., MX
 11664        1098        175     433  Techtel LMDS Comunicaciones Interactiva
 28202        1091         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1081        369      22  Telefonica del Peru S.A.A., PE

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        1622        316      43  Telkom-Internet, ZA
 24863        1589        389      16  LINKdotNET-AS, EG
 24835        1548        545      28  RAYA-AS, EG
 36992        1359       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1048         67      51  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         522         55      53  WANANCHI-, KE
 37342         511         32       1  MOVITEL, MZ

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       12224       3380     604  UNINET, MX
  9808        9768       8730      44  CHINAMOBILE-CN China Mobile Communicati
 16509        9436      11184    3346  AMAZON-02, US
 47331        8778       1193    2773  TTNET, TR
 12479        7574       1714     146  UNI2-AS, ES
  7545        5664        783     680  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5006       4192      75  ERX-CERNET-BKB China Education and Rese
 11492        4561        303     681  CABLEONE, US
 39891        4502        267      55  ALJAWWALSTC-AS, SA
 18403        4429        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        9768         9724  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7574         7428  UNI2-AS, ES
 16509        9436         6090  AMAZON-02, US
 47331        8778         6005  TTNET, TR
  7545        5664         4984  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5006         4931  ERX-CERNET-BKB China Education and Research Net
 39891        4502         4447  ALJAWWALSTC-AS, SA
 18403        4429         4404  FPT-AS-AP FPT Telecom Company, VN
  7155        4184         4086  VIASAT-SP-BACKBONE, US
 20940        4077         3907  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
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     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               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  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24            46887  LIGHTOWER, 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      /11:99      /12:300     
/13:584     /14:1209    /15:2140    /16:13599   /17:8554    /18:14260   
/19:25679   /20:45591   /21:54322   /22:114529  /23:107188  /24:591992  
/25:1125    /26:1081    /27:1498    /28:162     /29:241     /30:81      
/31:82      /32:637     

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

   ASN  No of nets  Total ann.  Description
 47331        7891        8778  TTNET, TR
 12479        6663        7574  UNI2-AS, ES
  8151        6214       12224  UNINET, MX
 11492        3475        4561  CABLEONE, US
  6327        3367        3560  SHAW, CA
 39891        3256        4502  ALJAWWALSTC-AS, SA
  7155        3127        4184  VIASAT-SP-BACKBONE, US
 22773        2673        3631  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2434        2957  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2126        2471  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2276      2:1587      3:280       4:8         5:4613      6:160    
   7:6         8:1616      9:1        11:172      12:1493     13:365    
  14:2387     15:302      16:206      17:369      18:707      20:346    
  21:4        22:188      23:6589     24:3006     25:2        27:2657   
  29:19       31:2694     32:74       34:35       35:121      36:2071   
  37:4622     38:6835     39:888      40:149      41:4620     42:2148   
  43:2392     44:334      45:17573    46:4570     47:305      49:1914   
  50:1907     51:577      52:1631     54:394      55:801      56:5      
  57:136      58:1996     59:1193     60:1008     61:2747     62:2859   
  63:1943     64:5687     65:2392     66:5186     67:3128     68:1382   
  69:4117     70:1396     71:615      72:3022     74:2679     75:1608   
  76:629      77:2405     78:4089     79:3045     80:2186     81:2105   
  82:1599     83:1399     84:1640     85:3836     86:888      87:2256   
  88:2974     89:4091     90:645      91:8054     92:2261     93:2679   
  94:3798     95:5250     96:1334     97:317      98:1039     99:737    
 100:123     101:1400    102:3474    103:32896   104:4824    105:2019   
 106:990     107:2778    108:1147    109:3855    110:2169    111:3181   
 112:2109    113:1722    114:1759    115:2099    116:2002    117:2579   
 118:2775    119:2015    120:1814    121:1308    122:2782    123:2247   
 124:1659    125:2793    128:1596    129:1006    130:1107    131:2086   
 132:989     133:410     134:1729    135:337     136:923     137:1002   
 138:2903    139:1582    140:1349    141:1359    142:1583    143:1616   
 144:1012    145:344     146:2016    147:1623    148:2518    149:2456   
 150:1028    151:1308    152:1976    153:596     154:5625    155:1386   
 156:2169    157:1402    158:1097    159:2216    160:2701    161:1643   
 162:3601    163:1660    164:1707    165:1931    166:1097    167:1784   
 168:4026    169:822     170:4976    171:996     172:3775    173:3040   
 174:908     175:1253    176:3763    177:5537    178:3679    179:2506   
 180:2404    181:3722    182:3415    183:2048    184:2282    185:20839  
 186:5125    187:4727    188:4271    189:4323    190:9656    191:1953   
 192:11054   193:9029    194:7526    195:5482    196:3653    197:2804   
 198:6073    199:6706    200:8521    201:6425    202:10955   203:10505  
 204:4668    205:3701    206:4523    207:3546    208:4142    209:4990   
 210:4654    211:2573    212:4343    213:3512    214:1112    215:63     
 216:6896    217:3011    218:1348    219:612     220:2030    221:1018   
 222:881     223:2229   

End of report


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