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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Nov 10 22:41:29 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Fri 10 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:                              983180
    Prefixes after maximum aggregation (per Origin AS):          361508
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      454733
Total ASes present in the Internet Routing Table:                 75278
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           64590
Origin ASes announcing only one prefix:                           25906
Transit ASes present in the Internet Routing Table:               10688
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:       4.3
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1344
    Number of instances of unregistered ASNs:                      1350
Number of 32-bit ASNs allocated by the RIRs:                      43031
Number of 32-bit ASNs visible in the Routing Table:               35449
Prefixes from 32-bit ASNs in the Routing Table:                  185249
Number of bogon 32-bit ASNs visible in the Routing Table:           202
Special use prefixes present in the Routing Table:                   33
Prefixes being announced from unallocated address space:            593
Number of addresses announced to Internet:                   3052261853
    Equivalent to 181 /8s, 237 /16s and 209 /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:      338790

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

Prefixes being announced by APNIC Region ASes:                   255894
    Total APNIC prefixes after maximum aggregation:               72195
    APNIC Deaggregation factor:                                    3.54
Prefixes being announced from the APNIC address blocks:          248918
    Unique aggregates announced from the APNIC address blocks:    98972
APNIC Region origin ASes present in the Internet Routing Table:   13785
    APNIC Prefixes per ASN:                                       18.06
APNIC Region origin ASes announcing only one prefix:               4075
APNIC Region transit ASes present in the Internet Routing Table:   1875
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9103
Number of APNIC addresses announced to Internet:              772722848
    Equivalent to 46 /8s, 14 /16s and 208 /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:                    281922
    Total ARIN prefixes after maximum aggregation:               125927
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           285965
    Unique aggregates announced from the ARIN address blocks:    132344
ARIN Region origin ASes present in the Internet Routing Table:    19098
    ARIN Prefixes per ASN:                                        14.97
ARIN Region origin ASes announcing only one prefix:                6931
ARIN Region transit ASes present in the Internet Routing Table:    1907
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4832
Number of ARIN addresses announced to Internet:              1277333568
    Equivalent to 76 /8s, 34 /16s and 144 /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:                    281216
    Total RIPE prefixes after maximum aggregation:               127747
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           275028
    Unique aggregates announced from the RIPE address blocks:    160771
RIPE Region origin ASes present in the Internet Routing Table:    28572
    RIPE Prefixes per ASN:                                         9.63
RIPE Region origin ASes announcing only one prefix:               12058
RIPE Region transit ASes present in the Internet Routing Table:    3972
Average RIPE Region AS path length visible:                         4.2
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11483
Number of RIPE addresses announced to Internet:               715549661
    Equivalent to 42 /8s, 166 /16s and 107 /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:                  128821
    Total LACNIC prefixes after maximum aggregation:              28698
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         128054
    Unique aggregates announced from the LACNIC address blocks:   49337
LACNIC Region origin ASes present in the Internet Routing Table:  11056
    LACNIC Prefixes per ASN:                                      11.58
LACNIC Region origin ASes announcing only one prefix:              2256
LACNIC Region transit ASes present in the Internet Routing Table:  2377
Average LACNIC Region AS path length visible:                       4.8
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8877
Number of LACNIC addresses announced to Internet:             178483488
    Equivalent to 10 /8s, 163 /16s and 113 /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:                  33983
    Total AfriNIC prefixes after maximum aggregation:              6106
    AfriNIC Deaggregation factor:                                  5.57
Prefixes being announced from the AfriNIC address blocks:         44621
    Unique aggregates announced from the AfriNIC address blocks:  12805
AfriNIC Region origin ASes present in the Internet Routing Table:  1815
    AfriNIC Prefixes per ASN:                                     24.58
AfriNIC Region origin ASes announcing only one prefix:              586
AfriNIC Region transit ASes present in the Internet Routing Table:  340
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1154
Number of AfriNIC addresses announced to Internet:            107727616
    Equivalent to 6 /8s, 107 /16s and 203 /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        9716       8730      43  CHINAMOBILE-CN China Mobile Communicati
  7545        5713        786     690  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        3821       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3604       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3261       1872      99  VNPT-AS-VN VNPT Corp, VN
  9498        3251        491     240  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2735      11270     604  KIXS-AS-KR Korea Telecom, KR
 24560        2581        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        9172      11049    3364  AMAZON-02, US
 11492        4550        302     673  CABLEONE, US
  7155        4182        289     101  VIASAT-SP-BACKBONE, US
   174        3912       6661     630  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        3148       1398    2316  AKAMAI-AS, US
   367        3031       3856    1435  DNIC-ASBLK-00306-00371, US
396982        2720       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        8689       1183    2879  TTNET, TR
 12479        7453       1713     145  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4081       3398     166  AKAMAI-ASN1, NL
  8551        3443        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3427        297    1594  M247, RO
 12389        3006       2296     920  ROSTELECOM-AS, RU
  8452        2454       1852      14  TE-AS TE-AS, EG
  5384        2452        585      30  EMIRATES-INTERNET Emirates Internet, AE
 34984        2366        363     583  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       12092       3372     609  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        1099         52       9  Rede Brasileira de Comunicacao SA, BR
 11664        1053        168     434  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        1549        549      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         552       1861      34  IAM-AS, MA
 36914         522         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       12092       3372     609  UNINET, MX
  9808        9716       8730      43  CHINAMOBILE-CN China Mobile Communicati
 16509        9172      11049    3364  AMAZON-02, US
 47331        8689       1183    2879  TTNET, TR
 12479        7453       1713     145  UNI2-AS, ES
  7545        5713        786     690  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        9716         9673  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7453         7308  UNI2-AS, ES
 47331        8689         5810  TTNET, TR
 16509        9172         5808  AMAZON-02, US
  7545        5713         5023  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        4081         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
    216013  UNALLOCATED  2.57.240.0/24            20473  AS-CHOOPA, US
     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    /15:2142    /16:13619   /17:8580    /18:14217   
/19:25621   /20:45632   /21:54260   /22:114339  /23:107239  /24:590382  
/25:1124    /26:1081    /27:1504    /28:160     /29:240     /30:79      
/31:76      /32:619     

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

   ASN  No of nets  Total ann.  Description
 47331        7806        8689  TTNET, TR
 12479        6543        7453  UNI2-AS, ES
  8151        6089       12092  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        2920        3443  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2681        3637  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2140        2485  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2255      2:1604      3:271       4:8         5:4595      6:161    
   7:6         8:1620      9:1        11:172      12:1500     13:354    
  14:2334     15:304      16:202      17:371      18:675      20:335    
  21:4        22:188      23:6565     24:2966     25:2        27:2660   
  29:19       31:2711     32:77       34:31       35:120      36:2045   
  37:4591     38:6667     39:873      40:150      41:4667     42:2083   
  43:2368     44:333      45:17657    46:4570     47:380      49:1878   
  50:1909     51:575      52:1620     54:392      55:885      56:5      
  57:138      58:1962     59:1191     60:1013     61:2748     62:2838   
  63:1938     64:5711     65:2373     66:5168     67:3129     68:1373   
  69:4177     70:1389     71:614      72:3018     74:2676     75:1611   
  76:637      77:2465     78:4069     79:3052     80:2171     81:2098   
  82:1597     83:1375     84:1631     85:3854     86:857      87:2213   
  88:2948     89:4009     90:633      91:8039     92:2221     93:2667   
  94:3758     95:5134     96:1335     97:317      98:1103     99:735    
 100:121     101:1398    102:3424    103:32671   104:4852    105:1999   
 106:989     107:2803    108:1151    109:4306    110:2165    111:3181   
 112:2105    113:1697    114:1718    115:2088    116:1992    117:2577   
 118:2732    119:2011    120:1809    121:1267    122:2764    123:2258   
 124:1654    125:2667    128:1589    129:1011    130:1099    131:2097   
 132:978     133:408     134:1706    135:343     136:920     137:1002   
 138:2905    139:1583    140:1337    141:1343    142:1583    143:1595   
 144:1008    145:343     146:1999    147:1646    148:2506    149:2410   
 150:895     151:1270    152:1988    153:606     154:5623    155:1398   
 156:2153    157:1387    158:1060    159:2214    160:2694    161:1629   
 162:3580    163:1633    164:1741    165:1915    166:1081    167:1763   
 168:4041    169:819     170:4920    171:987     172:3887    173:3033   
 174:961     175:1236    176:3778    177:5587    178:3578    179:2474   
 180:2359    181:3639    182:3385    183:2023    184:2283    185:20999  
 186:5155    187:4683    188:4247    189:4264    190:9573    191:1929   
 192:11045   193:9034    194:7529    195:5393    196:3717    197:2917   
 198:6076    199:6494    200:8351    201:6430    202:10989   203:10486  
 204:4620    205:3725    206:4521    207:3587    208:4172    209:4988   
 210:4628    211:2581    212:4382    213:3524    214:1116    215:71     
 216:6864    217:3034    218:1346    219:608     220:2039    221:1010   
 222:862     223:2219   

End of report


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