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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jan 10 22:42:02 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 10 Jan, 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:                              986938
    Prefixes after maximum aggregation (per Origin AS):          363510
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      456684
Total ASes present in the Internet Routing Table:                 75437
    Prefixes per ASN:                                             13.08
Origin-only ASes present in the Internet Routing Table:           64537
Origin ASes announcing only one prefix:                           26038
Transit ASes present in the Internet Routing Table:               10900
Transit-only ASes present in the Internet Routing Table:            508
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:              1322
    Number of instances of unregistered ASNs:                      1325
Number of 32-bit ASNs allocated by the RIRs:                      43337
Number of 32-bit ASNs visible in the Routing Table:               35739
Prefixes from 32-bit ASNs in the Routing Table:                  187406
Number of bogon 32-bit ASNs visible in the Routing Table:           193
Special use prefixes present in the Routing Table:                   34
Prefixes being announced from unallocated address space:            581
Number of addresses announced to Internet:                   3050171174
    Equivalent to 181 /8s, 205 /16s and 235 /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:      338666

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

Prefixes being announced by APNIC Region ASes:                   258250
    Total APNIC prefixes after maximum aggregation:               73561
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          250994
    Unique aggregates announced from the APNIC address blocks:    99917
APNIC Region origin ASes present in the Internet Routing Table:   13958
    APNIC Prefixes per ASN:                                       17.98
APNIC Region origin ASes announcing only one prefix:               4167
APNIC Region transit ASes present in the Internet Routing Table:   1904
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9285
Number of APNIC addresses announced to Internet:              775226016
    Equivalent to 46 /8s, 53 /16s and 2 /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:                    282737
    Total ARIN prefixes after maximum aggregation:               126129
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           287211
    Unique aggregates announced from the ARIN address blocks:    132939
ARIN Region origin ASes present in the Internet Routing Table:    19083
    ARIN Prefixes per ASN:                                        15.05
ARIN Region origin ASes announcing only one prefix:                6917
ARIN Region transit ASes present in the Internet Routing Table:    1971
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4833
Number of ARIN addresses announced to Internet:              1273927744
    Equivalent to 75 /8s, 238 /16s and 152 /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:                    281701
    Total RIPE prefixes after maximum aggregation:               128039
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           275411
    Unique aggregates announced from the RIPE address blocks:    161129
RIPE Region origin ASes present in the Internet Routing Table:    28576
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12100
RIPE Region transit ASes present in the Internet Routing Table:    4019
Average RIPE Region AS path length visible:                         4.8
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11549
Number of RIPE addresses announced to Internet:               714768354
    Equivalent to 42 /8s, 154 /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:                  129002
    Total LACNIC prefixes after maximum aggregation:              28880
    LACNIC Deaggregation factor:                                   4.47
Prefixes being announced from the LACNIC address blocks:         128040
    Unique aggregates announced from the LACNIC address blocks:   49437
LACNIC Region origin ASes present in the Internet Routing Table:  11062
    LACNIC Prefixes per ASN:                                      11.57
LACNIC Region origin ASes announcing only one prefix:              2256
LACNIC Region transit ASes present in the Internet Routing Table:  2434
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8913
Number of LACNIC addresses announced to Internet:             177898592
    Equivalent to 10 /8s, 154 /16s and 132 /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:                  33926
    Total AfriNIC prefixes after maximum aggregation:              6099
    AfriNIC Deaggregation factor:                                  5.56
Prefixes being announced from the AfriNIC address blocks:         44699
    Unique aggregates announced from the AfriNIC address blocks:  12766
AfriNIC Region origin ASes present in the Internet Routing Table:  1819
    AfriNIC Prefixes per ASN:                                     24.57
AfriNIC Region origin ASes announcing only one prefix:              598
AfriNIC Region transit ASes present in the Internet Routing Table:  347
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       35
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1159
Number of AfriNIC addresses announced to Internet:            108037888
    Equivalent to 6 /8s, 112 /16s and 135 /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        9784       8739      53  CHINAMOBILE-CN China Mobile Communicati
  7545        5675        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5013       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4556        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3850       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3606       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3426        498     255  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3360       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2671        857     380  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2520      11258     582  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        9466      11200    3361  AMAZON-02, US
 11492        4562        303     683  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
   174        4069       6631     640  COGENT-174, US
  6327        3568       1320      70  SHAW, CA
 22773        3525       3075     304  ASN-CXA-ALL-CCI-22773-RDC, US
 16625        3285       1438    2352  AKAMAI-AS, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2971       3830    1432  DNIC-ASBLK-00306-00371, US
396982        2747       3639     389  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        8894       1207    2584  TTNET, TR
 12479        7559       1714     146  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        4064       3398     169  AKAMAI-ASN1, NL
  9009        3472        298    1625  M247, RO
 12389        3027       2301     918  ROSTELECOM-AS, RU
  8551        2984        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2504        585      29  EMIRATES-INTERNET Emirates Internet, AE
  8452        2429       1852      14  TE-AS TE-AS, EG
 34984        2370        362     591  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       12236       3380     615  UNINET, MX
 10620        3523        497     888  Telmex Colombia S.A., CO
 13999        2496        340     638  Mega Cable, S.A. de C.V., MX
 11830        2007        369      64  Instituto Costarricense de Electricidad
 28573        1346       2319     231  Claro NXT Telecomunicacoes Ltda, BR
  3816        1309        788     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1246        341     504  Axtel, S.A.B. de C.V., MX
 11664        1112        178     419  Techtel LMDS Comunicaciones Interactiva
 28202        1103         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1088        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        1625        316      43  Telkom-Internet, ZA
 24835        1548        545      28  RAYA-AS, EG
 24863        1377        389      16  LINKdotNET-AS, EG
 36992        1361       1518     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1079         69      55  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         545         82       3  KENET-AS, KE
 15399         536         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       12236       3380     615  UNINET, MX
  9808        9784       8739      53  CHINAMOBILE-CN China Mobile Communicati
 16509        9466      11200    3361  AMAZON-02, US
 47331        8894       1207    2584  TTNET, TR
 12479        7559       1714     146  UNI2-AS, ES
  7545        5675        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5013       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 11492        4562        303     683  CABLEONE, US
 18403        4556        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        9784         9731  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7559         7413  UNI2-AS, ES
 47331        8894         6310  TTNET, TR
 16509        9466         6105  AMAZON-02, US
  7545        5675         4989  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5013         4938  ERX-CERNET-BKB China Education and Research Net
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4556         4531  FPT-AS-AP FPT Telecom Company, VN
  7155        4182         4084  VIASAT-SP-BACKBONE, US
 20940        4064         3895  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            65512  -Private Use AS-, ZZ
     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             17054  EXPEDIENT, US
     19589  UNALLOCATED  8.19.242.0/24            23314  ORLANDOTELCO, US
     19589  UNALLOCATED  8.19.248.0/24            23314  ORLANDOTELCO, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US

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

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

Prefix                Origin AS  Description
10.119.249.48/30          55824  NKN-CORE-NW NKN Core Network, IN
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

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
41.57.124.0/22       Origin:     37442  RESERVED, ZZ
41.57.124.0/22      Transit:     37204  TELONE, ZW

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      /11:99      /12:303     
/13:583     /14:1212    /15:2142    /16:13618   /17:8510    /18:14282   
/19:25640   /20:45699   /21:54291   /22:114251  /23:107593  /24:593794  
/25:1107    /26:1068    /27:1499    /28:159     /29:241     /30:81      
/31:83      /32:615     

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

   ASN  No of nets  Total ann.  Description
 47331        8000        8894  TTNET, TR
 12479        6644        7559  UNI2-AS, ES
  8151        6225       12236  UNINET, MX
 11492        3477        4562  CABLEONE, US
  6327        3372        3568  SHAW, CA
 39891        3340        4658  ALJAWWALSTC-AS, SA
  7155        3125        4182  VIASAT-SP-BACKBONE, US
 22773        2562        3525  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2461        2984  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2127        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)
----------------------------------------------

   1:2313      2:1635      3:281       4:8         5:4623      6:164    
   7:6         8:1614      9:1        11:172      12:1490     13:373    
  14:2428     15:310      16:204      17:370      18:716      20:363    
  21:4        22:188      23:6603     24:3083     25:2        27:2597   
  29:19       31:2713     32:74       34:37       35:124      36:2170   
  37:4656     38:7017     39:891      40:147      41:4716     42:2218   
  43:2366     44:334      45:17565    46:4503     47:292      49:1906   
  50:1899     51:578      52:1624     54:370      55:868      56:5      
  57:138      58:2006     59:1183     60:1014     61:2764     62:2872   
  63:1940     64:5708     65:2384     66:5147     67:3114     68:1358   
  69:4132     70:1367     71:585      72:2997     74:2687     75:1590   
  76:627      77:2471     78:4131     79:2776     80:2191     81:2110   
  82:1603     83:1391     84:1654     85:3958     86:879      87:2253   
  88:2971     89:4106     90:665      91:8071     92:2262     93:2662   
  94:3821     95:5264     96:1324     97:316      98:1018     99:744    
 100:124     101:1167    102:3493    103:32957   104:4801    105:2029   
 106:987     107:2761    108:1131    109:4155    110:2170    111:3193   
 112:2123    113:1742    114:1758    115:2100    116:1997    117:2640   
 118:2798    119:2017    120:1810    121:1331    122:2787    123:2250   
 124:1659    125:2821    126:28      128:1568    129:1003    130:1110   
 131:2068    132:942     133:411     134:1720    135:346     136:925    
 137:1013    138:2947    139:1599    140:1365    141:1353    142:1582   
 143:1615    144:1009    145:339     146:2019    147:1669    148:2527   
 149:2502    150:1037    151:1332    152:1975    153:600     154:5817   
 155:1388    156:2131    157:1417    158:1094    159:2219    160:2695   
 161:1644    162:3654    163:1696    164:1688    165:2163    166:1082   
 167:1719    168:4049    169:817     170:4953    171:1006    172:3801   
 173:3036    174:902     175:1258    176:3781    177:5405    178:3683   
 179:2484    180:2452    181:3737    182:3433    183:2040    184:2280   
 185:20842   186:5094    187:4753    188:4284    189:4314    190:9550   
 191:1929    192:11097   193:9023    194:7578    195:5490    196:3691   
 197:2894    198:6064    199:6986    200:8450    201:6327    202:10859  
 203:10582   204:4658    205:3725    206:4514    207:3555    208:4145   
 209:4997    210:4820    211:2608    212:4357    213:3546    214:1121   
 215:44      216:6908    217:3017    218:1368    219:616     220:2054   
 221:1025    222:869     223:2217   

End of report


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