[REN-BGP-stats-all] Global R&E Routing Table Report - RENU view

REN Routing Table Report cscora at frr.nsrc.org
Sat Oct 30 18:39:54 UTC 2021


Global R&E Routing Table Report   18:35 GMT Sat 30 Oct, 2021

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/RENU/

Analysis Summary
----------------

BGP routing table entries examined:                              861147
    Prefixes after maximum aggregation (per Origin AS):          328031
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      420099
Total ASes present in the Internet Routing Table:                 72161
    Prefixes per ASN:                                             11.93
Origin-only ASes present in the Internet Routing Table:           61877
Origin ASes announcing only one prefix:                           25513
Transit ASes present in the Internet Routing Table:               10284
Transit-only ASes present in the Internet Routing Table:            365
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      56
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:               924
    Number of instances of unregistered ASNs:                       927
Number of 32-bit ASNs allocated by the RIRs:                      37699
Number of 32-bit ASNs visible in the Routing Table:               31246
Prefixes from 32-bit ASNs in the Routing Table:                  143216
Number of bogon 32-bit ASNs visible in the Routing Table:            53
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            445
Number of addresses announced to Internet:                   3070901504
    Equivalent to 183 /8s, 10 /16s and 61 /24s
    Percentage of available address space announced:               82.9
    Percentage of allocated address space announced:               82.9
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:      291741

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

Prefixes being announced by APNIC Region ASes:                   219041
    Total APNIC prefixes after maximum aggregation:               64108
    APNIC Deaggregation factor:                                    3.42
Prefixes being announced from the APNIC address blocks:          214365
    Unique aggregates announced from the APNIC address blocks:    92507
APNIC Region origin ASes present in the Internet Routing Table:   12026
    APNIC Prefixes per ASN:                                       17.83
APNIC Region origin ASes announcing only one prefix:               3432
APNIC Region transit ASes present in the Internet Routing Table:   1699
Average APNIC Region AS path length visible:                        6.2
    Max APNIC Region AS path length visible:                         37
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7233
Number of APNIC addresses announced to Internet:              772218624
    Equivalent to 46 /8s, 7 /16s and 31 /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, 131072-151865
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:                    254879
    Total ARIN prefixes after maximum aggregation:               117695
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           254887
    Unique aggregates announced from the ARIN address blocks:    122292
ARIN Region origin ASes present in the Internet Routing Table:    18925
    ARIN Prefixes per ASN:                                        13.47
ARIN Region origin ASes announcing only one prefix:                6847
ARIN Region transit ASes present in the Internet Routing Table:    1958
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4173
Number of ARIN addresses announced to Internet:              1301632256
    Equivalent to 77 /8s, 149 /16s and 85 /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:                    242557
    Total RIPE prefixes after maximum aggregation:               113334
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           238612
    Unique aggregates announced from the RIPE address blocks:    146210
RIPE Region origin ASes present in the Internet Routing Table:    28091
    RIPE Prefixes per ASN:                                         8.49
RIPE Region origin ASes announcing only one prefix:               12093
RIPE Region transit ASes present in the Internet Routing Table:    3961
Average RIPE Region AS path length visible:                         5.3
    Max RIPE Region AS path length visible:                          38
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10474
Number of RIPE addresses announced to Internet:               712240384
    Equivalent to 42 /8s, 115 /16s and 237 /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
                       196608-213403
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:                  113097
    Total LACNIC prefixes after maximum aggregation:              26853
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         113978
    Unique aggregates announced from the LACNIC address blocks:   47451
LACNIC Region origin ASes present in the Internet Routing Table:  10790
    LACNIC Prefixes per ASN:                                      10.56
LACNIC Region origin ASes announcing only one prefix:              2617
LACNIC Region transit ASes present in the Internet Routing Table:  2135
Average LACNIC Region AS path length visible:                       6.4
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8461
Number of LACNIC addresses announced to Internet:             176408064
    Equivalent to 10 /8s, 131 /16s and 198 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-272796 + 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:                  30649
    Total AfriNIC prefixes after maximum aggregation:              5346
    AfriNIC Deaggregation factor:                                  5.73
Prefixes being announced from the AfriNIC address blocks:         38860
    Unique aggregates announced from the AfriNIC address blocks:  11252
AfriNIC Region origin ASes present in the Internet Routing Table:  1578
    AfriNIC Prefixes per ASN:                                     24.63
AfriNIC Region origin ASes announcing only one prefix:              524
AfriNIC Region transit ASes present in the Internet Routing Table:  316
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       37
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  905
Number of AfriNIC addresses announced to Internet:            108114944
    Equivalent to 6 /8s, 113 /16s and 180 /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        6034       8999      54  CHINAMOBILE-CN China Mobile Communicati
  7545        5842        787     684  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3599       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3498       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3047       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2252      11118     572  KIXS-AS-KR Korea Telecom, KR
  9498        2166        472     236  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2136       1197      71  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2124        429     203  TATACOMM-AS TATA Communications formerl
 24560        1981        834     378  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        5836       9990    2547  AMAZON-02, US
 11492        4643        307     802  CABLEONE, US
 22773        4057       3052     368  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 16625        3652       1886    2544  AKAMAI-AS, US
  6327        3372       1318      68  SHAW, CA
   749        2876      50735    2132  DNIC-AS-00749, US
 30036        2594        375     164  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2523       5027     443  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2246      24164    1433  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        6873       1726     143  UNI2-AS, ES
 20940        3909       3348     208  AKAMAI-ASN1, NL
  8551        3289        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2903       2283     897  ROSTELECOM-AS, RU
  9009        2507        259    1324  M247, GB
 34984        2237        358     601  TELLCOM-AS, TR
 58224        1696        903     577  TCI, IR
 61317        1679        223     937  ASDETUK www.heficed.com, GB
 13188        1610        100      27  TRIOLAN, UA

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10584       3461     576  Uninet S.A. de C.V., MX
 10620        3249        492     818  Telmex Colombia S.A., CO
 11830        2466        369      62  Instituto Costarricense de Electricidad
 13999        1638        288     453  Mega Cable, S.A. de C.V., MX
  6503        1531        359     473  Axtel, S.A.B. de C.V., MX
 28573        1430       2310     256  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1132       2351     137  TIM SA, BR
  6147        1101        370      22  Telefonica del Peru S.A.A., PE
 11664         958        187     441  Techtel LMDS Comunicaciones Interactiva

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1937        326      60  Telkom-Internet, ZA
 24863        1636        393      21  LINKdotNET-AS, EG
 24835        1552        503      33  RAYA-AS, EG
 36992        1272       1414     268  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         812         68      11  ORANGE-COTE-IVOIRE, CI
 36935         670        523      44  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         521         50      31  WANANCHI-, KE
 37342         470         32       1  MOVITEL, MZ

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10584       3461     576  Uninet S.A. de C.V., MX
 12479        6873       1726     143  UNI2-AS, ES
  9808        6034       8999      54  CHINAMOBILE-CN China Mobile Communicati
  7545        5842        787     684  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5836       9990    2547  AMAZON-02, US
 11492        4643        307     802  CABLEONE, US
 22773        4057       3052     368  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 20940        3909       3348     208  AKAMAI-ASN1, NL
 16625        3652       1886    2544  AKAMAI-AS, US

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
 12479        6873         6730  UNI2-AS, ES
  9808        6034         5980  CHINAMOBILE-CN China Mobile Communications Grou
  7545        5842         5158  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3954         3924  VIASAT-SP-BACKBONE, US
 11492        4643         3841  CABLEONE, US
 20940        3909         3701  AKAMAI-ASN1, NL
 22773        4057         3689  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3599         3580  VIETEL-AS-AP Viettel Group, VN
  7713        3498         3441  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
  6327        3372         3304  SHAW, CA

Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
    398418  UNALLOCATED  8.2.200.0/24              2914  NTT-COMMUNICATIONS-2914, US
     46990  UNALLOCATED  8.5.242.0/23               174  COGENT-174, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
     18604  UNALLOCATED  8.25.204.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24              174  COGENT-174, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
     23061  UNALLOCATED  8.39.119.0/24             3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24             46887  LIGHTOWER, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             1103  SURFNET-NL SURFnet, The Netherlands, NL

Complete listing at https://bgp.nsrc.org/REN/RENU/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.132.208.0/24      Origin:      7850  CITYLINKFIBER, US
23.132.208.0/24     Transit:     15164  UPNLLC, US
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.252.160.0/24      Origin:    398968  GROUP-IID-01, US
23.252.160.0/24     Transit:       174  COGENT-174, US
23.252.161.0/24      Origin:    398968  GROUP-IID-01, US
23.252.161.0/24     Transit:       174  COGENT-174, US
23.252.162.0/24      Origin:    398968  GROUP-IID-01, US
23.252.162.0/24     Transit:       174  COGENT-174, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:40      /11:99      /12:300     
/13:595     /14:1207    /15:2081    /16:13566   /17:8233    /18:13843   
/19:25016   /20:41244   /21:49948   /22:106147  /23:92697   /24:506102  
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

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

   ASN  No of nets  Total ann.  Description
 12479        5837        6873  UNI2-AS, ES
  8151        4384       10584  Uninet S.A. de C.V., MX
 11492        3597        4643  CABLEONE, US
  6327        3181        3372  SHAW, CA
  7155        3044        3954  VIASAT-SP-BACKBONE, US
 22773        3007        4057  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2754        3289  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2247        2594  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1918        2466  Instituto Costarricense de Electricidad y Telec

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

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

   1:1793      2:1059      3:145       4:19        5:3669      6:100    
   7:5         8:1539      9:1        11:172      12:1714     13:405    
  14:2245     15:119      16:25       17:371      18:123      20:134    
  21:4        22:188      23:5235     24:2407     25:2        27:2546   
  29:19       31:2385     32:106      34:1        35:47       36:1610   
  37:3914     38:2336     39:580      40:149      41:4273     42:886    
  43:2042     44:291      45:15581    46:3716     47:321      49:1665   
  50:1850     51:100      52:1318     54:281      55:740      56:4      
  57:57       58:1573     59:1050     60:931      61:2201     62:2357   
  63:1955     64:5408     65:2359     66:4945     67:2872     68:1168   
  69:4097     70:1354     71:678      72:3157     74:2626     75:1497   
  76:697      77:2065     78:1735     79:2591     80:1870     81:1524   
  82:1382     83:1171     84:1287     85:2816     86:713      87:1872   
  88:981      89:3093     90:497      91:7445     92:1837     93:2574   
  94:3155     95:3568     96:1301     97:348      98:977      99:933    
 100:75      101:1031    102:1930    103:27276   104:4060    105:2023   
 106:825     107:2388    108:739     109:3922    110:1927    111:2822   
 112:1927    113:1260    114:1488    115:1900    116:1830    117:2236   
 118:2157    119:1827    120:1122    121:983     122:2497    123:2103   
 124:1534    125:1884    128:1385    129:1167    130:909     131:2054   
 132:780     133:362     134:1896    135:318     136:789     137:861    
 138:2416    139:1203    140:828     141:1290    142:1217    143:1376   
 144:1274    145:327     146:1564    147:1458    148:2233    149:1479   
 150:832     151:1092    152:1667    153:434     154:3301    155:1353   
 156:1798    157:1177    158:981     159:2041    160:2360    161:1254   
 162:3358    163:1113    164:1676    165:1507    166:594     167:1659   
 168:3648    169:708     170:4341    171:803     172:2774    173:3000   
 174:1004    175:1119    176:3370    177:4531    178:3020    179:1940   
 180:2253    181:2618    182:3099    183:1549    184:2416    185:18998  
 186:4247    187:3490    188:3575    189:3073    190:8665    191:1316   
 192:10963   193:8412    194:6859    195:4887    196:3024    197:2681   
 198:6081    199:5978    200:7376    201:5621    202:10136   203:10003  
 204:4497    205:3389    206:3805    207:3369    208:4006    209:4720   
 210:3977    211:2320    212:3772    213:3396    214:1154    215:64     
 216:6386    217:2699    218:1105    219:456     220:1913    221:920    
 222:670     223:1805   

End of report


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