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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jan 11 22:41:48 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 11 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:                              986250
    Prefixes after maximum aggregation (per Origin AS):          362456
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      455773
Total ASes present in the Internet Routing Table:                 75471
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           64659
Origin ASes announcing only one prefix:                           26060
Transit ASes present in the Internet Routing Table:               10812
Transit-only ASes present in the Internet Routing Table:            500
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1325
    Number of instances of unregistered ASNs:                      1327
Number of 32-bit ASNs allocated by the RIRs:                      43351
Number of 32-bit ASNs visible in the Routing Table:               35781
Prefixes from 32-bit ASNs in the Routing Table:                  187592
Number of bogon 32-bit ASNs visible in the Routing Table:           177
Special use prefixes present in the Routing Table:                   34
Prefixes being announced from unallocated address space:            588
Number of addresses announced to Internet:                   3049200678
    Equivalent to 181 /8s, 191 /16s and 28 /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:      337773

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

Prefixes being announced by APNIC Region ASes:                   258288
    Total APNIC prefixes after maximum aggregation:               73512
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          251054
    Unique aggregates announced from the APNIC address blocks:    99908
APNIC Region origin ASes present in the Internet Routing Table:   13961
    APNIC Prefixes per ASN:                                       17.98
APNIC Region origin ASes announcing only one prefix:               4166
APNIC Region transit ASes present in the Internet Routing Table:   1887
Average APNIC Region AS path length visible:                        4.7
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9301
Number of APNIC addresses announced to Internet:              775242144
    Equivalent to 46 /8s, 53 /16s and 65 /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:                    281589
    Total ARIN prefixes after maximum aggregation:               125175
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           286067
    Unique aggregates announced from the ARIN address blocks:    131982
ARIN Region origin ASes present in the Internet Routing Table:    19102
    ARIN Prefixes per ASN:                                        14.98
ARIN Region origin ASes announcing only one prefix:                6939
ARIN Region transit ASes present in the Internet Routing Table:    1946
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4844
Number of ARIN addresses announced to Internet:              1273153344
    Equivalent to 75 /8s, 226 /16s and 199 /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:                    281808
    Total RIPE prefixes after maximum aggregation:               128020
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           275519
    Unique aggregates announced from the RIPE address blocks:    161170
RIPE Region origin ASes present in the Internet Routing Table:    28584
    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:    4000
Average RIPE Region AS path length visible:                         4.6
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11550
Number of RIPE addresses announced to Internet:               714726114
    Equivalent to 42 /8s, 153 /16s and 218 /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:                  129100
    Total LACNIC prefixes after maximum aggregation:              28839
    LACNIC Deaggregation factor:                                   4.48
Prefixes being announced from the LACNIC address blocks:         128120
    Unique aggregates announced from the LACNIC address blocks:   49453
LACNIC Region origin ASes present in the Internet Routing Table:  11070
    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:  2428
Average LACNIC Region AS path length visible:                       4.8
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8921
Number of LACNIC addresses announced to Internet:             177708128
    Equivalent to 10 /8s, 151 /16s and 156 /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:                  34140
    Total AfriNIC prefixes after maximum aggregation:              6104
    AfriNIC Deaggregation factor:                                  5.59
Prefixes being announced from the AfriNIC address blocks:         44900
    Unique aggregates announced from the AfriNIC address blocks:  12766
AfriNIC Region origin ASes present in the Internet Routing Table:  1825
    AfriNIC Prefixes per ASN:                                     24.60
AfriNIC Region origin ASes announcing only one prefix:              599
AfriNIC Region transit ASes present in the Internet Routing Table:  352
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: 1165
Number of AfriNIC addresses announced to Internet:            108055552
    Equivalent to 6 /8s, 112 /16s and 204 /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        9796       8739      53  CHINAMOBILE-CN China Mobile Communicati
  7545        5676        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5031       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4555        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3849       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3606       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3428        498     255  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3360       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2673        858     375  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2499      11258     578  KIXS-AS-KR Korea Telecom, KR

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        9486      11202    3383  AMAZON-02, US
 11492        4562        303     683  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
   174        4067       6645     639  COGENT-174, US
  6327        3568       1320      70  SHAW, CA
 22773        3523       3075     304  ASN-CXA-ALL-CCI-22773-RDC, US
 16625        3285       1433    2350  AKAMAI-AS, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2967       3830    1427  DNIC-ASBLK-00306-00371, US
396982        2747       3639     390  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        8888       1206    2596  TTNET, TR
 12479        7566       1714     146  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        4068       3398     169  AKAMAI-ASN1, NL
  9009        3478        299    1632  M247, RO
 12389        3012       2301     918  ROSTELECOM-AS, RU
  8551        2976        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2505        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2429       1852      14  TE-AS TE-AS, EG
 34984        2368        362     590  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       12242       3380     617  UNINET, MX
 10620        3523        497     888  Telmex Colombia S.A., CO
 13999        2496        340     637  Mega Cable, S.A. de C.V., MX
 11830        2007        369      64  Instituto Costarricense de Electricidad
 28573        1347       2320     232  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        1539        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         543         82       3  KENET-AS, KE
 15399         535         56      55  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       12242       3380     617  UNINET, MX
  9808        9796       8739      53  CHINAMOBILE-CN China Mobile Communicati
 16509        9486      11202    3383  AMAZON-02, US
 47331        8888       1206    2596  TTNET, TR
 12479        7566       1714     146  UNI2-AS, ES
  7545        5676        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5031       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 11492        4562        303     683  CABLEONE, US
 18403        4555        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        9796         9743  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7566         7420  UNI2-AS, ES
 47331        8888         6292  TTNET, TR
 16509        9486         6103  AMAZON-02, US
  7545        5676         4989  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5031         4956  ERX-CERNET-BKB China Education and Research Net
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4555         4530  FPT-AS-AP FPT Telecom Company, VN
  7155        4182         4084  VIASAT-SP-BACKBONE, US
 20940        4068         3899  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              3356  LEVEL3, 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
23.169.120.0/24      Origin:     13737  AS-INCX, US
23.169.120.0/24     Transit:      6939  HURRICANE, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:37      /11:99      /12:303     
/13:583     /14:1211    /15:2142    /16:13619   /17:8484    /18:14267   
/19:25609   /20:45671   /21:54297   /22:114387  /23:106474  /24:594166  
/25:1095    /26:1073    /27:1499    /28:158     /29:241     /30:81      
/31:83      /32:640     

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

   ASN  No of nets  Total ann.  Description
 47331        7994        8888  TTNET, TR
 12479        6651        7566  UNI2-AS, ES
  8151        6232       12242  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        2560        3523  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2453        2976  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2128        2472  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      2:1640      3:281       4:8         5:4623      6:164    
   7:6         8:1614      9:1        11:172      12:1491     13:374    
  14:2427     15:310      16:204      17:370      18:717      20:364    
  21:4        22:188      23:6646     24:3082     25:2        27:2593   
  29:19       31:2713     32:74       34:37       35:124      36:2170   
  37:4657     38:7035     39:895      40:147      41:4740     42:2217   
  43:2377     44:333      45:17565    46:4491     47:292      49:1912   
  50:1900     51:577      52:1624     54:370      55:867      56:5      
  57:139      58:2018     59:1191     60:1014     61:2769     62:2872   
  63:1939     64:5714     65:2378     66:5123     67:3119     68:1359   
  69:4134     70:1371     71:587      72:3004     74:2685     75:1589   
  76:627      77:2476     78:4132     79:2773     80:2190     81:2128   
  82:1604     83:1391     84:1653     85:3956     86:878      87:2251   
  88:2974     89:4105     90:665      91:8063     92:2270     93:2663   
  94:3821     95:5261     96:1324     97:316      98:1018     99:745    
 100:125     101:1169    102:3505    103:32968   104:4802    105:2029   
 106:987     107:2769    108:1133    109:4154    110:2175    111:3195   
 112:2122    113:1742    114:1758    115:2097    116:1996    117:2642   
 118:2799    119:2017    120:1808    121:1341    122:2786    123:2250   
 124:1669    125:2823    126:28      128:1571    129:1003    130:1112   
 131:2027    132:943     133:410     134:1718    135:346     136:921    
 137:1012    138:2956    139:1599    140:1365    141:1352    142:1582   
 143:1614    144:1011    145:343     146:2020    147:1671    148:2526   
 149:2504    150:1036    151:1332    152:1974    153:600     154:5818   
 155:1386    156:2127    157:1418    158:1092    159:2224    160:2698   
 161:1637    162:3654    163:1701    164:1690    165:2163    166:1083   
 167:1719    168:4044    169:823     170:4957    171:1005    172:3802   
 173:3032    174:902     175:1258    176:3778    177:5477    178:3688   
 179:2509    180:2452    181:3743    182:3432    183:2040    184:2277   
 185:20857   186:5109    187:4747    188:4287    189:4322    190:9550   
 191:1933    192:11096   193:9024    194:7590    195:5485    196:3688   
 197:2898    198:6062    199:7006    200:8456    201:6356    202:10855  
 203:10583   204:4660    205:3723    206:4512    207:3553    208:4140   
 209:5000    210:4825    211:2609    212:4357    213:3544    214:1111   
 215:44      216:6911    217:3032    218:1368    219:616     220:2056   
 221:1025    222:869     223:2217   

End of report


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