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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Nov 13 22:41:24 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Mon 13 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:                              982515
    Prefixes after maximum aggregation (per Origin AS):          361550
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      454759
Total ASes present in the Internet Routing Table:                 75275
    Prefixes per ASN:                                             13.05
Origin-only ASes present in the Internet Routing Table:           64572
Origin ASes announcing only one prefix:                           25951
Transit ASes present in the Internet Routing Table:               10703
Transit-only ASes present in the Internet Routing Table:            497
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      35
    Max AS path prepend of ASN ( 57700)                              33
Prefixes from unregistered ASNs in the Routing Table:              1332
    Number of instances of unregistered ASNs:                      1338
Number of 32-bit ASNs allocated by the RIRs:                      43043
Number of 32-bit ASNs visible in the Routing Table:               35460
Prefixes from 32-bit ASNs in the Routing Table:                  184863
Number of bogon 32-bit ASNs visible in the Routing Table:           197
Special use prefixes present in the Routing Table:                   33
Prefixes being announced from unallocated address space:            591
Number of addresses announced to Internet:                   3052243165
    Equivalent to 181 /8s, 237 /16s and 136 /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:      338382

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

Prefixes being announced by APNIC Region ASes:                   255975
    Total APNIC prefixes after maximum aggregation:               72261
    APNIC Deaggregation factor:                                    3.54
Prefixes being announced from the APNIC address blocks:          249012
    Unique aggregates announced from the APNIC address blocks:    99038
APNIC Region origin ASes present in the Internet Routing Table:   13802
    APNIC Prefixes per ASN:                                       18.04
APNIC Region origin ASes announcing only one prefix:               4087
APNIC Region transit ASes present in the Internet Routing Table:   1879
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9118
Number of APNIC addresses announced to Internet:              772709024
    Equivalent to 46 /8s, 14 /16s and 154 /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:                    281823
    Total ARIN prefixes after maximum aggregation:               125896
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           285956
    Unique aggregates announced from the ARIN address blocks:    132329
ARIN Region origin ASes present in the Internet Routing Table:    19111
    ARIN Prefixes per ASN:                                        14.96
ARIN Region origin ASes announcing only one prefix:                6937
ARIN Region transit ASes present in the Internet Routing Table:    1910
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4837
Number of ARIN addresses announced to Internet:              1277449024
    Equivalent to 76 /8s, 36 /16s and 83 /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:                    281280
    Total RIPE prefixes after maximum aggregation:               127769
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           275011
    Unique aggregates announced from the RIPE address blocks:    160785
RIPE Region origin ASes present in the Internet Routing Table:    28565
    RIPE Prefixes per ASN:                                         9.63
RIPE Region origin ASes announcing only one prefix:               12053
RIPE Region transit ASes present in the Internet Routing Table:    3975
Average RIPE Region AS path length visible:                         4.2
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11481
Number of RIPE addresses announced to Internet:               715549149
    Equivalent to 42 /8s, 166 /16s and 105 /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:                  128005
    Total LACNIC prefixes after maximum aggregation:              28687
    LACNIC Deaggregation factor:                                   4.46
Prefixes being announced from the LACNIC address blocks:         127210
    Unique aggregates announced from the LACNIC address blocks:   49288
LACNIC Region origin ASes present in the Internet Routing Table:  11044
    LACNIC Prefixes per ASN:                                      11.52
LACNIC Region origin ASes announcing only one prefix:              2292
LACNIC Region transit ASes present in the Internet Routing Table:  2388
Average LACNIC Region AS path length visible:                       4.8
    Max LACNIC Region AS path length visible:                        33
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8873
Number of LACNIC addresses announced to Internet:             178383392
    Equivalent to 10 /8s, 161 /16s and 234 /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:                  34100
    Total AfriNIC prefixes after maximum aggregation:              6110
    AfriNIC Deaggregation factor:                                  5.58
Prefixes being announced from the AfriNIC address blocks:         44734
    Unique aggregates announced from the AfriNIC address blocks:  12817
AfriNIC Region origin ASes present in the Internet Routing Table:  1814
    AfriNIC Prefixes per ASN:                                     24.66
AfriNIC Region origin ASes announcing only one prefix:              582
AfriNIC Region transit ASes present in the Internet Routing Table:  339
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1151
Number of AfriNIC addresses announced to Internet:            107708416
    Equivalent to 6 /8s, 107 /16s and 128 /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        9718       8730      43  CHINAMOBILE-CN China Mobile Communicati
  7545        5711        786     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4992       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4260        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3828       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3604       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3262       1872      99  VNPT-AS-VN VNPT Corp, VN
  9498        3251        491     240  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2733      11270     604  KIXS-AS-KR Korea Telecom, KR
 24560        2582        851     375  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        9230      11061    3344  AMAZON-02, US
 11492        4550        302     673  CABLEONE, US
  7155        4182        289     101  VIASAT-SP-BACKBONE, US
   174        3910       6660     629  COGENT-174, US
 22773        3637       3077     308  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3555       1320      67  SHAW, CA
   749        3160      54933    2412  DNIC-AS-00749, US
 16625        3143       1401    2315  AKAMAI-AS, US
   367        3037       3873    1434  DNIC-ASBLK-00306-00371, US
396982        2721       3626     394  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        8691       1183    2875  TTNET, TR
 12479        7466       1713     145  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4079       3397     164  AKAMAI-ASN1, NL
  8551        3441        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3433        297    1594  M247, RO
 12389        3007       2296     921  ROSTELECOM-AS, RU
  8452        2458       1852      14  TE-AS TE-AS, EG
  5384        2452        585      30  EMIRATES-INTERNET Emirates Internet, AE
 34984        2365        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       12087       3352     611  UNINET, MX
 10620        3545        504     860  Telmex Colombia S.A., CO
 13999        2447        333     632  Mega Cable, S.A. de C.V., MX
 11830        2010        369      64  Instituto Costarricense de Electricidad
 28573        1333       2322     230  Claro NXT Telecomunicacoes Ltda, BR
  3816        1298        778     190  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1250        342     505  Axtel, S.A.B. de C.V., MX
  6147        1105        369      22  Telefonica del Peru S.A.A., PE
 28202        1093         52       9  Rede Brasileira de Comunicacao SA, BR
 11664        1062        170     431  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        1612        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        1044         67      53  ORANGE-COTE-IVOIRE, CI
 36935         935        521      43  Vodafone-, EG
  6713         552       1861      34  IAM-AS, MA
 36914         535         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       12087       3352     611  UNINET, MX
  9808        9718       8730      43  CHINAMOBILE-CN China Mobile Communicati
 16509        9230      11061    3344  AMAZON-02, US
 47331        8691       1183    2875  TTNET, TR
 12479        7466       1713     145  UNI2-AS, ES
  7545        5711        786     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4992       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4550        302     673  CABLEONE, US
 18403        4260        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        9718         9675  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7466         7321  UNI2-AS, ES
 16509        9230         5886  AMAZON-02, US
 47331        8691         5816  TTNET, TR
  7545        5711         5019  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4992         4917  ERX-CERNET-BKB China Education and Research Net
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4260         4235  FPT-AS-AP FPT Telecom Company, VN
  7155        4182         4081  VIASAT-SP-BACKBONE, US
 20940        4079         3915  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
     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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, 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    /15:2142    /16:13619   /17:8585    /18:14223   
/19:25611   /20:45611   /21:54264   /22:114406  /23:107278  /24:589633  
/25:1119    /26:1085    /27:1494    /28:160     /29:240     /30:79      
/31:76      /32:624     

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

   ASN  No of nets  Total ann.  Description
 47331        7808        8691  TTNET, TR
 12479        6556        7466  UNI2-AS, ES
  8151        6092       12087  UNINET, MX
 11492        3463        4550  CABLEONE, US
  6327        3364        3555  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3127        4182  VIASAT-SP-BACKBONE, US
  8551        2918        3441  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2681        3637  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2133        2478  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2254      2:1602      3:270       4:8         5:4596      6:161    
   7:6         8:1621      9:1        11:172      12:1501     13:355    
  14:2333     15:304      16:202      17:371      18:676      20:335    
  21:4        22:188      23:6564     24:2966     25:2        27:2665   
  29:19       31:2713     32:76       34:32       35:120      36:2045   
  37:4590     38:6683     39:873      40:150      41:4693     42:2089   
  43:2369     44:334      45:17536    46:4566     47:380      49:1878   
  50:1909     51:577      52:1623     54:393      55:811      56:5      
  57:138      58:1963     59:1191     60:1012     61:2749     62:2820   
  63:1935     64:5700     65:2375     66:5165     67:3129     68:1373   
  69:4177     70:1389     71:614      72:3014     74:2674     75:1613   
  76:635      77:2467     78:4068     79:3051     80:2170     81:2098   
  82:1596     83:1375     84:1632     85:3858     86:858      87:2216   
  88:2949     89:4006     90:636      91:8039     92:2216     93:2669   
  94:3759     95:5135     96:1335     97:316      98:1102     99:737    
 100:121     101:1397    102:3435    103:32720   104:4845    105:1999   
 106:989     107:2805    108:1154    109:4309    110:2166    111:3174   
 112:2105    113:1703    114:1718    115:2093    116:1997    117:2577   
 118:2733    119:2010    120:1809    121:1267    122:2764    123:2258   
 124:1654    125:2668    128:1579    129:1010    130:1106    131:2080   
 132:976     133:408     134:1722    135:341     136:920     137:1002   
 138:2853    139:1587    140:1337    141:1339    142:1580    143:1594   
 144:1011    145:343     146:1999    147:1648    148:2494    149:2415   
 150:895     151:1270    152:1988    153:606     154:5628    155:1399   
 156:2174    157:1383    158:1061    159:2213    160:2688    161:1632   
 162:3583    163:1633    164:1734    165:1910    166:1084    167:1766   
 168:4001    169:819     170:4916    171:995     172:3880    173:3024   
 174:961     175:1233    176:3781    177:5460    178:3575    179:2421   
 180:2364    181:3626    182:3384    183:2011    184:2288    185:21017  
 186:5091    187:4610    188:4251    189:4241    190:9514    191:1896   
 192:11049   193:9025    194:7530    195:5394    196:3722    197:2930   
 198:6075    199:6498    200:8252    201:6368    202:10986   203:10496  
 204:4620    205:3735    206:4519    207:3583    208:4177    209:4988   
 210:4628    211:2580    212:4389    213:3520    214:1114    215:71     
 216:6867    217:3032    218:1346    219:611     220:2039    221:1009   
 222:868     223:2217   

End of report


More information about the ren-bgp-stats-all mailing list