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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Nov 16 22:41:24 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Thu 16 Nov, 2023

  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:                              982409
    Prefixes after maximum aggregation (per Origin AS):          361579
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      454808
Total ASes present in the Internet Routing Table:                 75224
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           64630
Origin ASes announcing only one prefix:                           25988
Transit ASes present in the Internet Routing Table:               10594
Transit-only ASes present in the Internet Routing Table:            477
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.6
    Max AS path length visible:                                     251
    Max AS path prepend of ASN ( 28025)                             246
Prefixes from unregistered ASNs in the Routing Table:              1237
    Number of instances of unregistered ASNs:                      1239
Number of 32-bit ASNs allocated by the RIRs:                      43052
Number of 32-bit ASNs visible in the Routing Table:               35459
Prefixes from 32-bit ASNs in the Routing Table:                  184428
Number of bogon 32-bit ASNs visible in the Routing Table:           190
Special use prefixes present in the Routing Table:                   32
Prefixes being announced from unallocated address space:            608
Number of addresses announced to Internet:                   3052296221
    Equivalent to 181 /8s, 238 /16s and 88 /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:      338106

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

Prefixes being announced by APNIC Region ASes:                   256104
    Total APNIC prefixes after maximum aggregation:               72242
    APNIC Deaggregation factor:                                    3.55
Prefixes being announced from the APNIC address blocks:          249138
    Unique aggregates announced from the APNIC address blocks:    99095
APNIC Region origin ASes present in the Internet Routing Table:   13811
    APNIC Prefixes per ASN:                                       18.04
APNIC Region origin ASes announcing only one prefix:               4105
APNIC Region transit ASes present in the Internet Routing Table:   1853
Average APNIC Region AS path length visible:                        4.8
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9126
Number of APNIC addresses announced to Internet:              772914592
    Equivalent to 46 /8s, 17 /16s and 189 /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:                    282024
    Total ARIN prefixes after maximum aggregation:               125937
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           286259
    Unique aggregates announced from the ARIN address blocks:    132364
ARIN Region origin ASes present in the Internet Routing Table:    19095
    ARIN Prefixes per ASN:                                        14.99
ARIN Region origin ASes announcing only one prefix:                6936
ARIN Region transit ASes present in the Internet Routing Table:    1913
Average ARIN Region AS path length visible:                         4.4
    Max ARIN Region AS path length visible:                         251
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4827
Number of ARIN addresses announced to Internet:              1277315392
    Equivalent to 76 /8s, 34 /16s and 73 /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:                    281306
    Total RIPE prefixes after maximum aggregation:               127816
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           274968
    Unique aggregates announced from the RIPE address blocks:    160758
RIPE Region origin ASes present in the Internet Routing Table:    28557
    RIPE Prefixes per ASN:                                         9.63
RIPE Region origin ASes announcing only one prefix:               12052
RIPE Region transit ASes present in the Internet Routing Table:    3948
Average RIPE Region AS path length visible:                         4.3
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11473
Number of RIPE addresses announced to Internet:               715471837
    Equivalent to 42 /8s, 165 /16s and 59 /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:                  127730
    Total LACNIC prefixes after maximum aggregation:              28694
    LACNIC Deaggregation factor:                                   4.45
Prefixes being announced from the LACNIC address blocks:         126877
    Unique aggregates announced from the LACNIC address blocks:   49287
LACNIC Region origin ASes present in the Internet Routing Table:  11045
    LACNIC Prefixes per ASN:                                      11.49
LACNIC Region origin ASes announcing only one prefix:              2310
LACNIC Region transit ASes present in the Internet Routing Table:  2359
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        30
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8880
Number of LACNIC addresses announced to Internet:             178447200
    Equivalent to 10 /8s, 162 /16s and 227 /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:                  34008
    Total AfriNIC prefixes after maximum aggregation:              6105
    AfriNIC Deaggregation factor:                                  5.57
Prefixes being announced from the AfriNIC address blocks:         44558
    Unique aggregates announced from the AfriNIC address blocks:  12784
AfriNIC Region origin ASes present in the Internet Routing Table:  1815
    AfriNIC Prefixes per ASN:                                     24.55
AfriNIC Region origin ASes announcing only one prefix:              585
AfriNIC Region transit ASes present in the Internet Routing Table:  341
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1153
Number of AfriNIC addresses announced to Internet:            107691264
    Equivalent to 6 /8s, 107 /16s and 61 /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        9735       8730      43  CHINAMOBILE-CN China Mobile Communicati
  7545        5700        786     696  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5017       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4296        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3831       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3601       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3262       1872      99  VNPT-AS-VN VNPT Corp, VN
  9498        3258        493     245  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2732      11270     604  KIXS-AS-KR Korea Telecom, KR
 24560        2586        852     376  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd

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        9243      11061    3359  AMAZON-02, US
 11492        4556        302     675  CABLEONE, US
  7155        4165        289     100  VIASAT-SP-BACKBONE, US
   174        3964       6661     635  COGENT-174, US
 22773        3635       3077     308  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3555       1320      67  SHAW, CA
   749        3158      54932    2410  DNIC-AS-00749, US
 16625        3150       1404    2319  AKAMAI-AS, US
   367        3037       3870    1442  DNIC-ASBLK-00306-00371, US
396982        2724       3631     375  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        8696       1183    2863  TTNET, TR
 12479        7479       1713     145  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4082       3398     169  AKAMAI-ASN1, NL
  8551        3439        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3436        297    1596  M247, RO
 12389        3007       2296     921  ROSTELECOM-AS, RU
  5384        2497        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2460       1852      14  TE-AS TE-AS, EG
 34984        2366        363     582  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       12132       3374     606  UNINET, MX
 10620        3545        504     856  Telmex Colombia S.A., CO
 13999        2454        335     640  Mega Cable, S.A. de C.V., MX
 11830        2009        369      64  Instituto Costarricense de Electricidad
 28573        1335       2322     231  Claro NXT Telecomunicacoes Ltda, BR
  3816        1299        778     190  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1251        342     506  Axtel, S.A.B. de C.V., MX
  6147        1101        369      22  Telefonica del Peru S.A.A., PE
 28202        1099         52       9  Rede Brasileira de Comunicacao SA, BR
 11664        1069        172     435  Techtel LMDS Comunicaciones Interactiva

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        1626        319      45  Telkom-Internet, ZA
 24863        1607        393      19  LINKdotNET-AS, EG
 24835        1548        545      28  RAYA-AS, EG
 36992        1358       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1045         67      53  ORANGE-COTE-IVOIRE, CI
 36935         935        521      43  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         522         54      47  WANANCHI-, KE
 37342         511         32       1  MOVITEL, MZ

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       12132       3374     606  UNINET, MX
  9808        9735       8730      43  CHINAMOBILE-CN China Mobile Communicati
 16509        9243      11061    3359  AMAZON-02, US
 47331        8696       1183    2863  TTNET, TR
 12479        7479       1713     145  UNI2-AS, ES
  7545        5700        786     696  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5017       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4556        302     675  CABLEONE, US
 18403        4296        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        9735         9692  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7479         7334  UNI2-AS, ES
 16509        9243         5884  AMAZON-02, US
 47331        8696         5833  TTNET, TR
  7545        5700         5004  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5017         4942  ERX-CERNET-BKB China Education and Research Net
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4296         4271  FPT-AS-AP FPT Telecom Company, VN
  7155        4165         4065  VIASAT-SP-BACKBONE, US
 20940        4082         3913  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           198471  LINKEM-AS, IT
     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             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24             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
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
100.66.9.0/24             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
36.255.139.0/24      Origin:     56050  NEW-SHINE-INTERNET-TH 134 Yenchit Road, 
36.255.139.0/24     Transit:     58913  HCL-TH 4819 Supapong 3 Alley, Srinakarin

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      /10:38      /11:100     /12:301     
/13:584     /14:1212    /15:2144    /16:13613   /17:8585    /18:14226   
/19:25617   /20:45631   /21:54257   /22:114395  /23:107200  /24:589601  
/25:1127    /26:1086    /27:1495    /28:161     /29:240     /30:79      
/31:76      /32:610     

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

   ASN  No of nets  Total ann.  Description
 47331        7813        8696  TTNET, TR
 12479        6568        7479  UNI2-AS, ES
  8151        6128       12132  UNINET, MX
 11492        3469        4556  CABLEONE, US
  6327        3364        3555  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3111        4165  VIASAT-SP-BACKBONE, US
  8551        2916        3439  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2680        3635  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2135        2480  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2259      2:1597      3:272       4:8         5:4599      6:161    
   7:6         8:1623      9:1        11:172      12:1498     13:365    
  14:2336     15:304      16:204      17:371      18:674      20:336    
  21:4        22:188      23:6571     24:2972     25:2        27:2663   
  29:19       31:2726     32:76       34:30       35:120      36:2043   
  37:4583     38:6714     39:884      40:150      41:4651     42:2084   
  43:2384     44:333      45:17531    46:4543     47:381      49:1881   
  50:1909     51:577      52:1624     54:393      55:884      56:5      
  57:139      58:1971     59:1191     60:1011     61:2749     62:2843   
  63:1935     64:5705     65:2392     66:5168     67:3131     68:1369   
  69:4177     70:1381     71:615      72:3016     74:2673     75:1610   
  76:627      77:2474     78:4075     79:3057     80:2175     81:2092   
  82:1592     83:1376     84:1628     85:3846     86:858      87:2220   
  88:2951     89:4006     90:632      91:8043     92:2220     93:2679   
  94:3767     95:5134     96:1334     97:316      98:1105     99:737    
 100:125     101:1401    102:3434    103:32763   104:4848    105:2001   
 106:987     107:2799    108:1149    109:4291    110:2164    111:3167   
 112:2105    113:1692    114:1723    115:2092    116:1988    117:2562   
 118:2747    119:2016    120:1810    121:1275    122:2762    123:2261   
 124:1655    125:2674    128:1580    129:1006    130:1103    131:2070   
 132:968     133:408     134:1729    135:339     136:926     137:1002   
 138:2852    139:1580    140:1336    141:1337    142:1578    143:1602   
 144:1011    145:343     146:1998    147:1654    148:2499    149:2413   
 150:1032    151:1271    152:1981    153:594     154:5628    155:1393   
 156:2177    157:1382    158:1059    159:2217    160:2679    161:1632   
 162:3598    163:1637    164:1725    165:1915    166:1087    167:1761   
 168:3977    169:815     170:4881    171:995     172:3820    173:3028   
 174:962     175:1233    176:3780    177:5327    178:3577    179:2398   
 180:2359    181:3622    182:3388    183:2015    184:2287    185:20980  
 186:5055    187:4644    188:4243    189:4286    190:9531    191:1888   
 192:11054   193:9030    194:7526    195:5381    196:3644    197:2897   
 198:6081    199:6537    200:8299    201:6382    202:10991   203:10482  
 204:4621    205:3729    206:4510    207:3577    208:4172    209:4980   
 210:4631    211:2588    212:4390    213:3521    214:1115    215:71     
 216:6861    217:3030    218:1350    219:611     220:2036    221:1008   
 222:868     223:2213   

End of report


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