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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jan 12 22:41:49 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 12 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:                              986044
    Prefixes after maximum aggregation (per Origin AS):          362584
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      455981
Total ASes present in the Internet Routing Table:                 75490
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           64665
Origin ASes announcing only one prefix:                           26063
Transit ASes present in the Internet Routing Table:               10825
Transit-only ASes present in the Internet Routing Table:            502
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:              1303
    Number of instances of unregistered ASNs:                      1305
Number of 32-bit ASNs allocated by the RIRs:                      43368
Number of 32-bit ASNs visible in the Routing Table:               35796
Prefixes from 32-bit ASNs in the Routing Table:                  187623
Number of bogon 32-bit ASNs visible in the Routing Table:           175
Special use prefixes present in the Routing Table:                   34
Prefixes being announced from unallocated address space:            574
Number of addresses announced to Internet:                   3048668966
    Equivalent to 181 /8s, 182 /16s and 255 /24s
    Percentage of available address space announced:               82.3
    Percentage of allocated address space announced:               82.3
    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:      337494

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

Prefixes being announced by APNIC Region ASes:                   258323
    Total APNIC prefixes after maximum aggregation:               73540
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          251081
    Unique aggregates announced from the APNIC address blocks:    99919
APNIC Region origin ASes present in the Internet Routing Table:   13971
    APNIC Prefixes per ASN:                                       17.97
APNIC Region origin ASes announcing only one prefix:               4174
APNIC Region transit ASes present in the Internet Routing Table:   1898
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:   9309
Number of APNIC addresses announced to Internet:              775223712
    Equivalent to 46 /8s, 52 /16s and 249 /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:                    281208
    Total ARIN prefixes after maximum aggregation:               125234
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           285654
    Unique aggregates announced from the ARIN address blocks:    132037
ARIN Region origin ASes present in the Internet Routing Table:    19105
    ARIN Prefixes per ASN:                                        14.95
ARIN Region origin ASes announcing only one prefix:                6928
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:    4845
Number of ARIN addresses announced to Internet:              1272784960
    Equivalent to 75 /8s, 221 /16s and 40 /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:                    281910
    Total RIPE prefixes after maximum aggregation:               128072
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           275641
    Unique aggregates announced from the RIPE address blocks:    161265
RIPE Region origin ASes present in the Internet Routing Table:    28595
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12109
RIPE Region transit ASes present in the Internet Routing Table:    4005
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:   11558
Number of RIPE addresses announced to Internet:               714767842
    Equivalent to 42 /8s, 154 /16s and 125 /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:                  129143
    Total LACNIC prefixes after maximum aggregation:              28849
    LACNIC Deaggregation factor:                                   4.48
Prefixes being announced from the LACNIC address blocks:         128148
    Unique aggregates announced from the LACNIC address blocks:   49458
LACNIC Region origin ASes present in the Internet Routing Table:  11074
    LACNIC Prefixes per ASN:                                      11.57
LACNIC Region origin ASes announcing only one prefix:              2257
LACNIC Region transit ASes present in the Internet Routing Table:  2427
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8923
Number of LACNIC addresses announced to Internet:             177554784
    Equivalent to 10 /8s, 149 /16s and 69 /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:                  34157
    Total AfriNIC prefixes after maximum aggregation:              6090
    AfriNIC Deaggregation factor:                                  5.61
Prefixes being announced from the AfriNIC address blocks:         44944
    Unique aggregates announced from the AfriNIC address blocks:  12814
AfriNIC Region origin ASes present in the Internet Routing Table:  1820
    AfriNIC Prefixes per ASN:                                     24.69
AfriNIC Region origin ASes announcing only one prefix:              595
AfriNIC Region transit ASes present in the Internet Routing Table:  349
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       35
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1161
Number of AfriNIC addresses announced to Internet:            108027904
    Equivalent to 6 /8s, 112 /16s and 96 /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        5032       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4548        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        3429        498     255  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3362       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2674        859     372  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        9485      11204    3366  AMAZON-02, US
 11492        4569        303     660  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
   174        4057       6629     637  COGENT-174, US
  6327        3570       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        2962       3828    1424  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        8886       1206    2599  TTNET, TR
 12479        7566       1714     146  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        4068       3398     169  AKAMAI-ASN1, NL
  9009        3481        299    1635  M247, RO
 12389        3012       2301     918  ROSTELECOM-AS, RU
  8551        2971        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        2369        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       12254       3380     617  UNINET, MX
 10620        3524        497     889  Telmex Colombia S.A., CO
 13999        2494        338     638  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        1238        340     499  Axtel, S.A.B. de C.V., MX
 11664        1112        178     420  Techtel LMDS Comunicaciones Interactiva
 28202        1103         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1087        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        1081         69      55  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         551         82       3  KENET-AS, KE
 15399         533         55      51  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       12254       3380     617  UNINET, MX
  9808        9796       8739      53  CHINAMOBILE-CN China Mobile Communicati
 16509        9485      11204    3366  AMAZON-02, US
 47331        8886       1206    2599  TTNET, TR
 12479        7566       1714     146  UNI2-AS, ES
  7545        5676        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5032       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 11492        4569        303     660  CABLEONE, US
 18403        4548        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        8886         6287  TTNET, TR
 16509        9485         6119  AMAZON-02, US
  7545        5676         4989  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5032         4957  ERX-CERNET-BKB China Education and Research Net
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4548         4523  FPT-AS-AP FPT Telecom Company, VN
  7155        4182         4084  VIASAT-SP-BACKBONE, US
 11492        4569         3909  CABLEONE, US

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
23.176.160.0/24      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      /12:302     
/13:581     /14:1212    /15:2145    /16:13621   /17:8487    /18:14263   
/19:25608   /20:45671   /21:54293   /22:114410  /23:106539  /24:593887  
/25:1094    /26:1067    /27:1500    /28:158     /29:240     /30:81      
/31:83      /32:635     

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

   ASN  No of nets  Total ann.  Description
 47331        7993        8886  TTNET, TR
 12479        6651        7566  UNI2-AS, ES
  8151        6243       12254  UNINET, MX
 11492        3482        4569  CABLEONE, US
  6327        3374        3570  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        2448        2971  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 10620        2127        3524  Telmex Colombia S.A., CO

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

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

   1:2309      2:1640      3:282       4:8         5:4627      6:163    
   7:6         8:1613      9:1        11:172      12:1491     13:375    
  14:2429     15:310      16:204      17:370      18:717      20:364    
  21:4        22:188      23:6648     24:2738     25:2        27:2597   
  29:19       31:2713     32:74       34:37       35:124      36:2170   
  37:4656     38:7047     39:895      40:147      41:4746     42:2216   
  43:2381     44:333      45:17589    46:4509     47:292      49:1913   
  50:1890     51:578      52:1623     54:366      55:859      56:5      
  57:139      58:2019     59:1191     60:1014     61:2769     62:2873   
  63:1941     64:5721     65:2384     66:5093     67:3121     68:1359   
  69:4133     70:1323     71:588      72:3004     74:2687     75:1589   
  76:626      77:2477     78:4130     79:2770     80:2191     81:2129   
  82:1606     83:1390     84:1654     85:3957     86:878      87:2252   
  88:2977     89:4103     90:665      91:8068     92:2276     93:2668   
  94:3825     95:5265     96:1324     97:316      98:1019     99:745    
 100:125     101:1169    102:3515    103:32955   104:4804    105:2029   
 106:985     107:2768    108:1132    109:4151    110:2174    111:3195   
 112:2122    113:1741    114:1759    115:2098    116:1994    117:2642   
 118:2799    119:2018    120:1808    121:1341    122:2783    123:2250   
 124:1671    125:2825    126:28      128:1570    129:1002    130:1112   
 131:2030    132:938     133:410     134:1716    135:347     136:924    
 137:1012    138:2955    139:1598    140:1368    141:1359    142:1585   
 143:1607    144:1010    145:342     146:2022    147:1677    148:2527   
 149:2506    150:1036    151:1328    152:1979    153:599     154:5839   
 155:1381    156:2134    157:1423    158:1092    159:2225    160:2703   
 161:1651    162:3656    163:1704    164:1689    165:2163    166:1082   
 167:1722    168:4025    169:823     170:4955    171:1005    172:3803   
 173:3036    174:902     175:1258    176:3780    177:5446    178:3683   
 179:2503    180:2453    181:3743    182:3432    183:2040    184:2278   
 185:20870   186:5109    187:4735    188:4287    189:4330    190:9554   
 191:1931    192:11091   193:9027    194:7598    195:5489    196:3688   
 197:2904    198:6061    199:7011    200:8471    201:6364    202:10858  
 203:10587   204:4645    205:3714    206:4506    207:3551    208:4146   
 209:5002    210:4825    211:2610    212:4359    213:3548    214:1113   
 215:44      216:6911    217:3030    218:1368    219:616     220:2053   
 221:1025    222:869     223:2219   

End of report


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