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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jan 2 22:41:43 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 02 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:                              987130
    Prefixes after maximum aggregation (per Origin AS):          363405
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      456584
Total ASes present in the Internet Routing Table:                 75449
    Prefixes per ASN:                                             13.08
Origin-only ASes present in the Internet Routing Table:           64662
Origin ASes announcing only one prefix:                           26017
Transit ASes present in the Internet Routing Table:               10787
Transit-only ASes present in the Internet Routing Table:            510
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.1
    Max AS path length visible:                                      66
    Max AS path prepend of ASN (272886)                              61
Prefixes from unregistered ASNs in the Routing Table:              1229
    Number of instances of unregistered ASNs:                      1232
Number of 32-bit ASNs allocated by the RIRs:                      43288
Number of 32-bit ASNs visible in the Routing Table:               35726
Prefixes from 32-bit ASNs in the Routing Table:                  187442
Number of bogon 32-bit ASNs visible in the Routing Table:           194
Special use prefixes present in the Routing Table:                   30
Prefixes being announced from unallocated address space:            569
Number of addresses announced to Internet:                   3047337757
    Equivalent to 181 /8s, 162 /16s and 175 /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:      339258

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

Prefixes being announced by APNIC Region ASes:                   257753
    Total APNIC prefixes after maximum aggregation:               73217
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          250553
    Unique aggregates announced from the APNIC address blocks:    99662
APNIC Region origin ASes present in the Internet Routing Table:   13937
    APNIC Prefixes per ASN:                                       17.98
APNIC Region origin ASes announcing only one prefix:               4131
APNIC Region transit ASes present in the Internet Routing Table:   1902
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9270
Number of APNIC addresses announced to Internet:              771499168
    Equivalent to 45 /8s, 252 /16s and 36 /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:                    282770
    Total ARIN prefixes after maximum aggregation:               126359
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           287254
    Unique aggregates announced from the ARIN address blocks:    133096
ARIN Region origin ASes present in the Internet Routing Table:    19115
    ARIN Prefixes per ASN:                                        15.03
ARIN Region origin ASes announcing only one prefix:                6930
ARIN Region transit ASes present in the Internet Routing Table:    1939
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4840
Number of ARIN addresses announced to Internet:              1274179136
    Equivalent to 75 /8s, 242 /16s and 110 /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:                    281918
    Total RIPE prefixes after maximum aggregation:               128123
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           275569
    Unique aggregates announced from the RIPE address blocks:    161139
RIPE Region origin ASes present in the Internet Routing Table:    28582
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12092
RIPE Region transit ASes present in the Internet Routing Table:    3972
Average RIPE Region AS path length visible:                         4.3
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11539
Number of RIPE addresses announced to Internet:               714839261
    Equivalent to 42 /8s, 155 /16s and 148 /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:                  129330
    Total LACNIC prefixes after maximum aggregation:              28827
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         128326
    Unique aggregates announced from the LACNIC address blocks:   49456
LACNIC Region origin ASes present in the Internet Routing Table:  11066
    LACNIC Prefixes per ASN:                                      11.60
LACNIC Region origin ASes announcing only one prefix:              2259
LACNIC Region transit ASes present in the Internet Routing Table:  2409
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        66
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8911
Number of LACNIC addresses announced to Internet:             178481760
    Equivalent to 10 /8s, 163 /16s and 106 /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:                  34130
    Total AfriNIC prefixes after maximum aggregation:              6097
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         44858
    Unique aggregates announced from the AfriNIC address blocks:  12757
AfriNIC Region origin ASes present in the Internet Routing Table:  1826
    AfriNIC Prefixes per ASN:                                     24.57
AfriNIC Region origin ASes announcing only one prefix:              605
AfriNIC Region transit ASes present in the Internet Routing Table:  349
Average AfriNIC Region AS path length visible:                      4.6
    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:            108029952
    Equivalent to 6 /8s, 112 /16s and 104 /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        9807       8740      56  CHINAMOBILE-CN China Mobile Communicati
  7545        5676        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5004       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4544        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3837       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3604       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3416        495     254  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3356       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2662        857     375  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2525      11258     583  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        9456      11199    3367  AMAZON-02, US
 11492        4563        303     680  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
   174        3983       6658     652  COGENT-174, US
 22773        3633       3079     308  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3567       1320      69  SHAW, CA
 16625        3219       1426    2340  AKAMAI-AS, US
   749        3162      54929    2414  DNIC-AS-00749, US
   367        2979       3843    1422  DNIC-ASBLK-00306-00371, US
396982        2741       3639     386  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        8895       1208    2595  TTNET, TR
 12479        7582       1714     146  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4077       3398     169  AKAMAI-ASN1, NL
  9009        3494        300    1633  M247, RO
  8551        3146        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        3035       2301     918  ROSTELECOM-AS, RU
  5384        2505        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2400       1852      14  TE-AS TE-AS, EG
 34984        2367        362     588  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       12193       3385     598  UNINET, MX
 10620        3523        497     888  Telmex Colombia S.A., CO
 13999        2494        339     636  Mega Cable, S.A. de C.V., MX
 11830        2006        369      64  Instituto Costarricense de Electricidad
 28573        1346       2319     231  Claro NXT Telecomunicacoes Ltda, BR
  3816        1307        787     198  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1245        341     503  Axtel, S.A.B. de C.V., MX
 11664        1107        178     422  Techtel LMDS Comunicaciones Interactiva
 28202        1103         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1088        369      22  Telefonica del Peru S.A.A., PE

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1625        316      43  Telkom-Internet, ZA
 24835        1548        545      28  RAYA-AS, EG
 24863        1531        389      16  LINKdotNET-AS, EG
 36992        1361       1518     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1071         69      52  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 36914         523         82       3  KENET-AS, 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       12193       3385     598  UNINET, MX
  9808        9807       8740      56  CHINAMOBILE-CN China Mobile Communicati
 16509        9456      11199    3367  AMAZON-02, US
 47331        8895       1208    2595  TTNET, TR
 12479        7582       1714     146  UNI2-AS, ES
  7545        5676        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5004       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4563        303     680  CABLEONE, US
 18403        4544        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        9807         9751  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7582         7436  UNI2-AS, ES
 47331        8895         6300  TTNET, TR
 16509        9456         6089  AMAZON-02, US
  7545        5676         4990  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5004         4929  ERX-CERNET-BKB China Education and Research Net
 18403        4544         4519  FPT-AS-AP FPT Telecom Company, VN
 39891        4570         4516  ALJAWWALSTC-AS, SA
  7155        4182         4084  VIASAT-SP-BACKBONE, US
 20940        4077         3908  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               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
     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            46887  LIGHTOWER, 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
100.65.11.0/24            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
100.66.10.0/24            65534  -Private Use AS-, ZZ
100.70.8.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US

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      /10:37      /11:99      /12:300     
/13:583     /14:1209    /15:2135    /16:13594   /17:8508    /18:14212   
/19:25686   /20:45658   /21:54368   /22:114395  /23:107396  /24:594021  
/25:1112    /26:1076    /27:1501    /28:164     /29:241     /30:80      
/31:82      /32:642     

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

   ASN  No of nets  Total ann.  Description
 47331        8000        8895  TTNET, TR
 12479        6670        7582  UNI2-AS, ES
  8151        6186       12193  UNINET, MX
 11492        3477        4563  CABLEONE, US
  6327        3371        3567  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3125        4182  VIASAT-SP-BACKBONE, US
 22773        2673        3633  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2623        3146  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 10620        2126        3523  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)
----------------------------------------------

   1:2315      2:1578      3:281       4:8         5:4615      6:163    
   7:6         8:1614      9:1        11:172      12:1491     13:376    
  14:2392     15:309      16:206      17:368      18:710      20:362    
  21:4        22:188      23:6626     24:3081     25:2        27:2573   
  29:19       31:2714     32:74       34:37       35:123      36:2153   
  37:4650     38:6980     39:891      40:147      41:4726     42:2208   
  43:2375     44:331      45:17570    46:4531     47:291      49:1912   
  50:1908     51:578      52:1625     54:368      55:890      56:5      
  57:138      58:2004     59:1190     60:1013     61:2754     62:2887   
  63:1942     64:5715     65:2388     66:5173     67:3116     68:1363   
  69:4105     70:1392     71:600      72:3012     74:2681     75:1597   
  76:629      77:2471     78:4131     79:2947     80:2174     81:2120   
  82:1601     83:1398     84:1640     85:3947     86:892      87:2250   
  88:2978     89:4128     90:660      91:8059     92:2263     93:2666   
  94:3815     95:5250     96:1329     97:316      98:1039     99:746    
 100:121     101:1170    102:3494    103:32927   104:4811    105:2029   
 106:981     107:2772    108:1139    109:4143    110:2169    111:3192   
 112:2112    113:1738    114:1757    115:2106    116:1999    117:2642   
 118:2795    119:2016    120:1813    121:1334    122:2787    123:2250   
 124:1672    125:2821    128:1580    129:1007    130:1113    131:2073   
 132:944     133:411     134:1712    135:346     136:921     137:1011   
 138:2911    139:1578    140:1354    141:1348    142:1584    143:1606   
 144:1005    145:340     146:2051    147:1658    148:2500    149:2478   
 150:1038    151:1267    152:1979    153:599     154:5833    155:1381   
 156:2150    157:1407    158:1093    159:2219    160:2707    161:1642   
 162:3634    163:1694    164:1701    165:2163    166:1086    167:1761   
 168:4033    169:821     170:4969    171:1002    172:3793    173:3047   
 174:901     175:1257    176:3764    177:5575    178:3686    179:2507   
 180:2450    181:3722    182:3430    183:2049    184:2286    185:20849  
 186:5127    187:4743    188:4290    189:4268    190:9564    191:1975   
 192:11070   193:9040    194:7583    195:5502    196:3683    197:2924   
 198:6072    199:6905    200:8502    201:6365    202:10860   203:10503  
 204:4658    205:3716    206:4544    207:3564    208:4153    209:5008   
 210:4746    211:2607    212:4356    213:3536    214:1115    215:50     
 216:6918    217:3033    218:1370    219:612     220:2058    221:1026   
 222:871     223:2222   

End of report


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