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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Oct 9 22:41:41 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Mon 09 Oct, 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:                              983583
    Prefixes after maximum aggregation (per Origin AS):          360802
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      453479
Total ASes present in the Internet Routing Table:                 75152
    Prefixes per ASN:                                             13.09
Origin-only ASes present in the Internet Routing Table:           64737
Origin ASes announcing only one prefix:                           25936
Transit ASes present in the Internet Routing Table:               10415
Transit-only ASes present in the Internet Routing Table:            446
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:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1232
    Number of instances of unregistered ASNs:                      1237
Number of 32-bit ASNs allocated by the RIRs:                      42802
Number of 32-bit ASNs visible in the Routing Table:               35338
Prefixes from 32-bit ASNs in the Routing Table:                  183899
Number of bogon 32-bit ASNs visible in the Routing Table:           207
Special use prefixes present in the Routing Table:                   38
Prefixes being announced from unallocated address space:            619
Number of addresses announced to Internet:                   3055139039
    Equivalent to 182 /8s, 25 /16s and 184 /24s
    Percentage of available address space announced:               82.5
    Percentage of allocated address space announced:               82.5
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:      337913

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

Prefixes being announced by APNIC Region ASes:                   258215
    Total APNIC prefixes after maximum aggregation:               72598
    APNIC Deaggregation factor:                                    3.56
Prefixes being announced from the APNIC address blocks:          251534
    Unique aggregates announced from the APNIC address blocks:    98859
APNIC Region origin ASes present in the Internet Routing Table:   13797
    APNIC Prefixes per ASN:                                       18.23
APNIC Region origin ASes announcing only one prefix:               4068
APNIC Region transit ASes present in the Internet Routing Table:   1835
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         32
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9073
Number of APNIC addresses announced to Internet:              774019488
    Equivalent to 46 /8s, 34 /16s and 153 /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:                    282134
    Total ARIN prefixes after maximum aggregation:               125445
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           285264
    Unique aggregates announced from the ARIN address blocks:    131909
ARIN Region origin ASes present in the Internet Routing Table:    19128
    ARIN Prefixes per ASN:                                        14.91
ARIN Region origin ASes announcing only one prefix:                6942
ARIN Region transit ASes present in the Internet Routing Table:    1844
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4834
Number of ARIN addresses announced to Internet:              1278168384
    Equivalent to 76 /8s, 47 /16s and 77 /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:                    280699
    Total RIPE prefixes after maximum aggregation:               127348
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           274944
    Unique aggregates announced from the RIPE address blocks:    160169
RIPE Region origin ASes present in the Internet Routing Table:    28498
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12026
RIPE Region transit ASes present in the Internet Routing Table:    3876
Average RIPE Region AS path length visible:                         4.2
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11407
Number of RIPE addresses announced to Internet:               716186079
    Equivalent to 42 /8s, 176 /16s and 33 /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:                  127474
    Total LACNIC prefixes after maximum aggregation:              28614
    LACNIC Deaggregation factor:                                   4.45
Prefixes being announced from the LACNIC address blocks:         126792
    Unique aggregates announced from the LACNIC address blocks:   49350
LACNIC Region origin ASes present in the Internet Routing Table:  11065
    LACNIC Prefixes per ASN:                                      11.46
LACNIC Region origin ASes announcing only one prefix:              2311
LACNIC Region transit ASes present in the Internet Routing Table:  2341
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8875
Number of LACNIC addresses announced to Internet:             178508576
    Equivalent to 10 /8s, 163 /16s and 211 /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:                  33829
    Total AfriNIC prefixes after maximum aggregation:              6027
    AfriNIC Deaggregation factor:                                  5.61
Prefixes being announced from the AfriNIC address blocks:         44429
    Unique aggregates announced from the AfriNIC address blocks:  12671
AfriNIC Region origin ASes present in the Internet Routing Table:  1805
    AfriNIC Prefixes per ASN:                                     24.61
AfriNIC Region origin ASes announcing only one prefix:              589
AfriNIC Region transit ASes present in the Internet Routing Table:  339
Average AfriNIC Region AS path length visible:                      4.3
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1149
Number of AfriNIC addresses announced to Internet:            107806208
    Equivalent to 6 /8s, 108 /16s and 254 /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       8904      99  CHINAMOBILE-CN China Mobile Communicati
  7545        5737        786     700  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5011       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4251        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4031       1857      51  VNPT-AS-VN VNPT Corp, VN
  7552        3743       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3595       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3202        496     252  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2740      11270     605  KIXS-AS-KR Korea Telecom, KR
 24560        2532        849     385  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        9100      10991    3288  AMAZON-02, US
 11492        4536        301     672  CABLEONE, US
  7155        4181        289     101  VIASAT-SP-BACKBONE, US
   174        3909       6667     639  COGENT-174, US
 22773        3655       3062     313  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3546       1319      66  SHAW, CA
   749        3162      54958    2414  DNIC-AS-00749, US
 16625        3063       1418    2312  AKAMAI-AS, US
   367        3022       3852    1418  DNIC-ASBLK-00306-00371, US
396982        2701       3597     396  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        8590       1174    2973  TTNET, TR
 12479        7391       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4144       3399     181  AKAMAI-ASN1, NL
  8551        3448        369      36  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3063        274    1497  M247, RO
 12389        3017       2297     925  ROSTELECOM-AS, RU
  8452        2539       1852      16  TE-AS TE-AS, EG
  5384        2461        585      28  EMIRATES-INTERNET Emirates Internet, AE
 34984        2376        365     585  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       11761       3379     614  UNINET, MX
 10620        3534        504     858  Telmex Colombia S.A., CO
 13999        2412        332     626  Mega Cable, S.A. de C.V., MX
 11830        2007        369      64  Instituto Costarricense de Electricidad
 28573        1332       2324     227  Claro NXT Telecomunicacoes Ltda, BR
  6503        1302        344     510  Axtel, S.A.B. de C.V., MX
  3816        1297        766     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1111        369      22  Telefonica del Peru S.A.A., PE
 28202        1099         52       9  Rede Brasileira de Comunicacao SA, BR
 11664        1075        169     432  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        1885        319      45  Telkom-Internet, ZA
 24863        1606        393      19  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      45  ORANGE-COTE-IVOIRE, CI
 36935         938        521      44  Vodafone-, EG
  6713         549       1861      34  IAM-AS, MA
 36914         542         82       3  KENET-AS, KE
 15399         541         55      53  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       11761       3379     614  UNINET, MX
  9808        9613       8904      99  CHINAMOBILE-CN China Mobile Communicati
 16509        9100      10991    3288  AMAZON-02, US
 47331        8590       1174    2973  TTNET, TR
 12479        7391       1713     145  UNI2-AS, ES
  7545        5737        786     700  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5011       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4536        301     672  CABLEONE, US
 18403        4251        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         9514  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7391         7246  UNI2-AS, ES
 16509        9100         5812  AMAZON-02, US
 47331        8590         5617  TTNET, TR
  7545        5737         5037  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5011         4936  ERX-CERNET-BKB China Education and Research Net
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4251         4226  FPT-AS-AP FPT Telecom Company, VN
  7155        4181         4080  VIASAT-SP-BACKBONE, US
 45899        4031         3980  VNPT-AS-VN VNPT Corp, VN

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             17054  EXPEDIENT, 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:      2386  INS-AS, US
23.141.0.0/24       Transit:      7018  ATT-INTERNET4, 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      /11:101     /12:300     
/13:580     /14:1211    /15:2146    /16:13680   /17:8579    /18:14775   
/19:25793   /20:45844   /21:54584   /22:114356  /23:107176  /24:589480  
/25:1136    /26:1088    /27:1481    /28:157     /29:237     /30:76      
/31:70      /32:664     

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

   ASN  No of nets  Total ann.  Description
 47331        7710        8590  TTNET, TR
 12479        6477        7391  UNI2-AS, ES
  8151        5799       11761  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3448        4536  CABLEONE, US
  6327        3356        3546  SHAW, CA
  7155        3126        4181  VIASAT-SP-BACKBONE, US
  8551        2924        3448  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2697        3655  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2155        2498  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2265      2:1603      3:265       4:8         5:4578      6:137    
   7:6         8:1615      9:1        11:172      12:1509     13:366    
  14:2417     15:305      16:198      17:375      18:659      20:321    
  21:4        22:188      23:6536     24:2935     25:2        27:2673   
  29:19       31:2683     32:94       34:26       35:119      36:2019   
  37:4652     38:6510     39:878      40:144      41:4823     42:2080   
  43:2402     44:329      45:17481    46:4484     47:380      49:1850   
  50:1912     51:582      52:1624     54:392      55:928      56:5      
  57:135      58:1943     59:1206     60:1010     61:2729     62:2820   
  63:1948     64:5867     65:2397     66:5169     67:3111     68:1367   
  69:4189     70:1398     71:683      72:3033     74:2665     75:1607   
  76:634      77:2438     78:4029     79:3031     80:2154     81:2076   
  82:1595     83:1383     84:1598     85:3918     86:865      87:2266   
  88:2911     89:3991     90:627      91:8001     92:2143     93:2662   
  94:3721     95:5168     96:1339     97:318      98:1124     99:734    
 100:123     101:1326    102:3273    103:32780   104:4767    105:2000   
 106:987     107:2744    108:1155    109:4320    110:2184    111:3180   
 112:2128    113:1814    114:1710    115:2155    116:1938    117:2579   
 118:2761    119:2069    120:1849    121:1240    122:2767    123:2281   
 124:1667    125:2606    128:1556    129:1014    130:1098    131:2069   
 132:974     133:408     134:1793    135:350     136:1019    137:991    
 138:2838    139:1686    140:1305    141:1332    142:1551    143:1669   
 144:1011    145:351     146:2001    147:1631    148:2506    149:2385   
 150:898     151:1250    152:1991    153:594     154:5453    155:1398   
 156:2061    157:1382    158:1064    159:2211    160:2723    161:1617   
 162:3569    163:1678    164:1774    165:1916    166:1088    167:1762   
 168:4042    169:823     170:4922    171:973     172:3820    173:3012   
 174:994     175:1259    176:3920    177:5422    178:3586    179:2442   
 180:2607    181:3558    182:3403    183:2030    184:2291    185:20973  
 186:5074    187:4515    188:4348    189:4141    190:9530    191:1839   
 192:11047   193:9019    194:7537    195:5487    196:3622    197:3021   
 198:6083    199:6235    200:8253    201:6215    202:10953   203:10585  
 204:4615    205:3736    206:4457    207:3574    208:4196    209:4977   
 210:4735    211:2641    212:4409    213:3537    214:1108    215:71     
 216:6889    217:3024    218:1332    219:608     220:2042    221:986    
 222:855     223:2180   

End of report


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