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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jan 15 22:41:35 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 15 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:                              985843
    Prefixes after maximum aggregation (per Origin AS):          362238
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      456023
Total ASes present in the Internet Routing Table:                 75518
    Prefixes per ASN:                                             13.05
Origin-only ASes present in the Internet Routing Table:           64646
Origin ASes announcing only one prefix:                           26058
Transit ASes present in the Internet Routing Table:               10872
Transit-only ASes present in the Internet Routing Table:            516
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:              1305
    Number of instances of unregistered ASNs:                      1310
Number of 32-bit ASNs allocated by the RIRs:                      43391
Number of 32-bit ASNs visible in the Routing Table:               35821
Prefixes from 32-bit ASNs in the Routing Table:                  187660
Number of bogon 32-bit ASNs visible in the Routing Table:           195
Special use prefixes present in the Routing Table:                   35
Prefixes being announced from unallocated address space:            568
Number of addresses announced to Internet:                   3048933670
    Equivalent to 181 /8s, 187 /16s and 9 /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:      337852

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

Prefixes being announced by APNIC Region ASes:                   257862
    Total APNIC prefixes after maximum aggregation:               73178
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          250630
    Unique aggregates announced from the APNIC address blocks:    99964
APNIC Region origin ASes present in the Internet Routing Table:   13981
    APNIC Prefixes per ASN:                                       17.93
APNIC Region origin ASes announcing only one prefix:               4175
APNIC Region transit ASes present in the Internet Routing Table:   1908
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:   9323
Number of APNIC addresses announced to Internet:              775360672
    Equivalent to 46 /8s, 55 /16s and 16 /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:                    281553
    Total ARIN prefixes after maximum aggregation:               125199
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           285965
    Unique aggregates announced from the ARIN address blocks:    132002
ARIN Region origin ASes present in the Internet Routing Table:    19105
    ARIN Prefixes per ASN:                                        14.97
ARIN Region origin ASes announcing only one prefix:                6936
ARIN Region transit ASes present in the Internet Routing Table:    1949
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:    4843
Number of ARIN addresses announced to Internet:              1272740160
    Equivalent to 75 /8s, 220 /16s and 121 /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:                    281928
    Total RIPE prefixes after maximum aggregation:               128121
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           275669
    Unique aggregates announced from the RIPE address blocks:    161325
RIPE Region origin ASes present in the Internet Routing Table:    28598
    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:    4011
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11566
Number of RIPE addresses announced to Internet:               714788834
    Equivalent to 42 /8s, 154 /16s and 207 /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:                  129031
    Total LACNIC prefixes after maximum aggregation:              28825
    LACNIC Deaggregation factor:                                   4.48
Prefixes being announced from the LACNIC address blocks:         128032
    Unique aggregates announced from the LACNIC address blocks:   49442
LACNIC Region origin ASes present in the Internet Routing Table:  11071
    LACNIC Prefixes per ASN:                                      11.56
LACNIC Region origin ASes announcing only one prefix:              2248
LACNIC Region transit ASes present in the Internet Routing Table:  2439
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:             177698656
    Equivalent to 10 /8s, 151 /16s and 119 /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:                  34164
    Total AfriNIC prefixes after maximum aggregation:              6116
    AfriNIC Deaggregation factor:                                  5.59
Prefixes being announced from the AfriNIC address blocks:         44977
    Unique aggregates announced from the AfriNIC address blocks:  12808
AfriNIC Region origin ASes present in the Internet Routing Table:  1825
    AfriNIC Prefixes per ASN:                                     24.64
AfriNIC Region origin ASes announcing only one prefix:              599
AfriNIC Region transit ASes present in the Internet Routing Table:  349
Average AfriNIC Region AS path length visible:                      4.7
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1166
Number of AfriNIC addresses announced to Internet:            108035328
    Equivalent to 6 /8s, 112 /16s and 125 /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        9801       8740      56  CHINAMOBILE-CN China Mobile Communicati
  7545        5675        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5032       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4545        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3861       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3606       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3432        498     255  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3363       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2679        859     365  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2498      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        9499      11204    3358  AMAZON-02, US
 11492        4569        303     660  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
   174        4057       6629     636  COGENT-174, US
  6327        3570       1320      70  SHAW, CA
 22773        3523       3075     304  ASN-CXA-ALL-CCI-22773-RDC, US
 16625        3241       1408    2318  AKAMAI-AS, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2955       3827    1422  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    2591  TTNET, TR
 12479        7569       1714     146  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        4024       3397     158  AKAMAI-ASN1, NL
  9009        3483        299    1637  M247, RO
 12389        3012       2301     918  ROSTELECOM-AS, RU
  8551        2956        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2505        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2430       1852      14  TE-AS TE-AS, EG
 34984        2371        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       12251       3379     611  UNINET, MX
 10620        3524        497     889  Telmex Colombia S.A., CO
 13999        2498        340     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        1307        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1238        340     499  Axtel, S.A.B. de C.V., MX
 11664        1116        179     420  Techtel LMDS Comunicaciones Interactiva
 28202        1102         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
 24863        1535        389      16  LINKdotNET-AS, EG
 24835        1534        545      28  RAYA-AS, EG
 36992        1362       1518     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1086         70      56  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         552       1861      34  IAM-AS, MA
 36914         549         82       3  KENET-AS, KE
 15399         535         56      52  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       12251       3379     611  UNINET, MX
  9808        9801       8740      56  CHINAMOBILE-CN China Mobile Communicati
 16509        9499      11204    3358  AMAZON-02, US
 47331        8888       1206    2591  TTNET, TR
 12479        7569       1714     146  UNI2-AS, ES
  7545        5675        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        4545        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        9801         9745  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7569         7423  UNI2-AS, ES
 47331        8888         6297  TTNET, TR
 16509        9499         6141  AMAZON-02, US
  7545        5675         4988  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        4545         4520  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    /16:13595   /17:8483    /18:14198   
/19:25593   /20:45666   /21:54255   /22:114283  /23:106365  /24:594119  
/25:1104    /26:1072    /27:1501    /28:159     /29:240     /30:81      
/31:83      /32:639     

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

   ASN  No of nets  Total ann.  Description
 47331        7995        8888  TTNET, TR
 12479        6652        7569  UNI2-AS, ES
  8151        6250       12251  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        2432        2956  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2129        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)
----------------------------------------------

   1:2309      2:1639      3:283       4:8         5:4628      6:163    
   7:6         8:1613      9:1        11:172      12:1487     13:378    
  14:2429     15:310      16:204      17:370      18:718      20:364    
  21:4        22:188      23:6612     24:3087     25:2        27:2598   
  29:19       31:2715     32:74       34:38       35:124      36:2172   
  37:4651     38:7068     39:894      40:147      41:4733     42:2213   
  43:2377     44:332      45:17574    46:4509     47:292      49:1913   
  50:1910     51:578      52:1623     54:367      55:859      56:5      
  57:132      58:2019     59:1192     60:1017     61:2767     62:2869   
  63:1941     64:5725     65:2386     66:5122     67:3121     68:1360   
  69:4133     70:1370     71:588      72:3002     74:2687     75:1584   
  76:626      77:2480     78:4133     79:2760     80:2193     81:2144   
  82:1606     83:1385     84:1653     85:3957     86:875      87:2252   
  88:2975     89:4113     90:665      91:8071     92:2274     93:2670   
  94:3820     95:5267     96:1325     97:316      98:1019     99:746    
 100:126     101:1189    102:3509    103:32962   104:4811    105:2029   
 106:986     107:2771    108:1132    109:4149    110:2173    111:3194   
 112:2112    113:1739    114:1762    115:2099    116:1994    117:2642   
 118:2791    119:2018    120:1808    121:1340    122:2787    123:2248   
 124:1672    125:2829    126:28      128:1573    129:998     130:1103   
 131:2024    132:938     133:410     134:1717    135:347     136:924    
 137:1005    138:2946    139:1588    140:1363    141:1354    142:1584   
 143:1607    144:1010    145:342     146:2021    147:1681    148:2528   
 149:2501    150:1036    151:1326    152:1979    153:599     154:5893   
 155:1385    156:2139    157:1428    158:1098    159:2227    160:2690   
 161:1652    162:3644    163:1696    164:1692    165:2161    166:1071   
 167:1723    168:4036    169:821     170:4941    171:1013    172:3793   
 173:3043    174:902     175:1258    176:3778    177:5450    178:3678   
 179:2497    180:2454    181:3734    182:3432    183:2040    184:2273   
 185:20888   186:5067    187:4730    188:4291    189:4329    190:9562   
 191:1943    192:11062   193:9035    194:7601    195:5495    196:3689   
 197:2913    198:6058    199:7017    200:8461    201:6357    202:10860  
 203:10524   204:4657    205:3718    206:4501    207:3560    208:4148   
 209:4996    210:4742    211:2610    212:4363    213:3559    214:1105   
 215:44      216:6909    217:3031    218:1368    219:615     220:2050   
 221:1025    222:869     223:2221   

End of report


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