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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jan 13 22:41:38 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 13 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:                              986385
    Prefixes after maximum aggregation (per Origin AS):          362628
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      455951
Total ASes present in the Internet Routing Table:                 75493
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           64669
Origin ASes announcing only one prefix:                           26057
Transit ASes present in the Internet Routing Table:               10824
Transit-only ASes present in the Internet Routing Table:            504
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:              1292
    Number of instances of unregistered ASNs:                      1294
Number of 32-bit ASNs allocated by the RIRs:                      43384
Number of 32-bit ASNs visible in the Routing Table:               35798
Prefixes from 32-bit ASNs in the Routing Table:                  187675
Number of bogon 32-bit ASNs visible in the Routing Table:           175
Special use prefixes present in the Routing Table:                   35
Prefixes being announced from unallocated address space:            566
Number of addresses announced to Internet:                   3048417318
    Equivalent to 181 /8s, 179 /16s and 40 /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:      337813

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

Prefixes being announced by APNIC Region ASes:                   258349
    Total APNIC prefixes after maximum aggregation:               73563
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          251106
    Unique aggregates announced from the APNIC address blocks:    99946
APNIC Region origin ASes present in the Internet Routing Table:   13975
    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:   1899
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:   9312
Number of APNIC addresses announced to Internet:              775228832
    Equivalent to 46 /8s, 53 /16s and 13 /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:                    281692
    Total ARIN prefixes after maximum aggregation:               125243
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           286156
    Unique aggregates announced from the ARIN address blocks:    132036
ARIN Region origin ASes present in the Internet Routing Table:    19105
    ARIN Prefixes per ASN:                                        14.98
ARIN Region origin ASes announcing only one prefix:                6928
ARIN Region transit ASes present in the Internet Routing Table:    1950
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:              1272517952
    Equivalent to 75 /8s, 217 /16s and 21 /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:                    281881
    Total RIPE prefixes after maximum aggregation:               128069
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           275614
    Unique aggregates announced from the RIPE address blocks:    161239
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:               12102
RIPE Region transit ASes present in the Internet Routing Table:    4002
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:   11559
Number of RIPE addresses announced to Internet:               714756322
    Equivalent to 42 /8s, 154 /16s and 80 /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:              28866
    LACNIC Deaggregation factor:                                   4.47
Prefixes being announced from the LACNIC address blocks:         127998
    Unique aggregates announced from the LACNIC address blocks:   49441
LACNIC Region origin ASes present in the Internet Routing Table:  11075
    LACNIC Prefixes per ASN:                                      11.56
LACNIC Region origin ASes announcing only one prefix:              2257
LACNIC Region transit ASes present in the Internet Routing Table:  2424
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:  8920
Number of LACNIC addresses announced to Internet:             177564512
    Equivalent to 10 /8s, 149 /16s and 107 /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:                  34169
    Total AfriNIC prefixes after maximum aggregation:              6093
    AfriNIC Deaggregation factor:                                  5.61
Prefixes being announced from the AfriNIC address blocks:         44943
    Unique aggregates announced from the AfriNIC address blocks:  12805
AfriNIC Region origin ASes present in the Internet Routing Table:  1822
    AfriNIC Prefixes per ASN:                                     24.67
AfriNIC Region origin ASes announcing only one prefix:              596
AfriNIC Region transit ASes present in the Internet Routing Table:  350
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: 1162
Number of AfriNIC addresses announced to Internet:            108039680
    Equivalent to 6 /8s, 112 /16s and 142 /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        9802       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        4548        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3855       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3606       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3431        499     256  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3363       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        9492      11206    3374  AMAZON-02, US
 11492        4569        303     660  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
   174        4055       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        2959       3825    1420  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       12250       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        1308        788     193  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        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        1536        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         545         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       12250       3379     611  UNINET, MX
  9808        9802       8740      56  CHINAMOBILE-CN China Mobile Communicati
 16509        9492      11206    3374  AMAZON-02, US
 47331        8886       1206    2599  TTNET, TR
 12479        7566       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        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        9802         9746  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7566         7420  UNI2-AS, ES
 47331        8886         6287  TTNET, TR
 16509        9492         6118  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        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             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
23.189.192.0/24      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
41.57.124.0/23       Origin:     37442  RESERVED, ZZ
41.57.124.0/23      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    /16:13617   /17:8486    /18:14264   
/19:25605   /20:45672   /21:54299   /22:114416  /23:106559  /24:594193  
/25:1096    /26:1072    /27:1500    /28:158     /29:240     /30:81      
/31:83      /32:637     

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        6249       12250  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
 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)
----------------------------------------------

   1:2310      2:1639      3:282       4:8         5:4619      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      23:6644     24:3090     25:2        27:2597   
  29:19       31:2714     32:74       34:37       35:124      36:2171   
  37:4655     38:7055     39:894      40:147      41:4742     42:2216   
  43:2381     44:331      45:17592    46:4513     47:292      49:1913   
  50:1902     51:578      52:1624     54:366      55:859      56:5      
  57:139      58:2018     59:1191     60:1014     61:2769     62:2873   
  63:1943     64:5724     65:2384     66:5125     67:3121     68:1359   
  69:4129     70:1371     71:588      72:3005     74:2688     75:1589   
  76:626      77:2475     78:4131     79:2773     80:2191     81:2129   
  82:1607     83:1391     84:1653     85:3956     86:879      87:2251   
  88:2977     89:4106     90:665      91:8061     92:2276     93:2669   
  94:3812     95:5267     96:1324     97:316      98:1019     99:746    
 100:125     101:1169    102:3517    103:32958   104:4805    105:2029   
 106:987     107:2768    108:1133    109:4149    110:2173    111:3194   
 112:2115    113:1741    114:1762    115:2098    116:1994    117:2642   
 118:2799    119:2019    120:1808    121:1341    122:2785    123:2250   
 124:1672    125:2826    126:28      128:1566    129:1000    130:1112   
 131:2021    132:938     133:410     134:1716    135:347     136:924    
 137:1012    138:2943    139:1598    140:1367    141:1357    142:1583   
 143:1601    144:1010    145:342     146:2020    147:1676    148:2503   
 149:2506    150:1036    151:1325    152:1979    153:599     154:5856   
 155:1384    156:2134    157:1422    158:1097    159:2227    160:2702   
 161:1651    162:3655    163:1704    164:1693    165:2159    166:1082   
 167:1720    168:4027    169:823     170:4947    171:1009    172:3802   
 173:3036    174:902     175:1259    176:3779    177:5377    178:3687   
 179:2506    180:2453    181:3744    182:3432    183:2040    184:2275   
 185:20850   186:5116    187:4730    188:4286    189:4297    190:9559   
 191:1926    192:11087   193:9028    194:7599    195:5498    196:3671   
 197:2906    198:6058    199:7017    200:8469    201:6358    202:10861  
 203:10594   204:4655    205:3729    206:4498    207:3556    208:4153   
 209:5001    210:4824    211:2610    212:4361    213:3551    214:1109   
 215:44      216:6914    217:3031    218:1368    219:616     220:2053   
 221:1025    222:869     223:2222   

End of report


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