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

REN Routing Table Report cscora at frr.nsrc.org
Sun Nov 7 18:39:45 UTC 2021


Global R&E Routing Table Report   18:35 GMT Sun 07 Nov, 2021

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

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

BGP routing table entries examined:                              865445
    Prefixes after maximum aggregation (per Origin AS):          328368
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      420351
Total ASes present in the Internet Routing Table:                 72215
    Prefixes per ASN:                                             11.98
Origin-only ASes present in the Internet Routing Table:           61921
Origin ASes announcing only one prefix:                           25544
Transit ASes present in the Internet Routing Table:               10294
Transit-only ASes present in the Internet Routing Table:            370
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:               888
    Number of instances of unregistered ASNs:                       889
Number of 32-bit ASNs allocated by the RIRs:                      37784
Number of 32-bit ASNs visible in the Routing Table:               31311
Prefixes from 32-bit ASNs in the Routing Table:                  143510
Number of bogon 32-bit ASNs visible in the Routing Table:            37
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            438
Number of addresses announced to Internet:                   3071035648
    Equivalent to 183 /8s, 12 /16s and 73 /24s
    Percentage of available address space announced:               83.0
    Percentage of allocated address space announced:               83.0
    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:      292110

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

Prefixes being announced by APNIC Region ASes:                   222334
    Total APNIC prefixes after maximum aggregation:               64108
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          217575
    Unique aggregates announced from the APNIC address blocks:    92530
APNIC Region origin ASes present in the Internet Routing Table:   12037
    APNIC Prefixes per ASN:                                       18.08
APNIC Region origin ASes announcing only one prefix:               3430
APNIC Region transit ASes present in the Internet Routing Table:   1698
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:   7245
Number of APNIC addresses announced to Internet:              772207104
    Equivalent to 46 /8s, 6 /16s and 242 /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:                    255605
    Total ARIN prefixes after maximum aggregation:               117992
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255588
    Unique aggregates announced from the ARIN address blocks:    122378
ARIN Region origin ASes present in the Internet Routing Table:    18939
    ARIN Prefixes per ASN:                                        13.50
ARIN Region origin ASes announcing only one prefix:                6858
ARIN Region transit ASes present in the Internet Routing Table:    1965
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:    4192
Number of ARIN addresses announced to Internet:              1301706496
    Equivalent to 77 /8s, 150 /16s and 119 /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:                    242595
    Total RIPE prefixes after maximum aggregation:               113369
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           238723
    Unique aggregates announced from the RIPE address blocks:    146330
RIPE Region origin ASes present in the Internet Routing Table:    28123
    RIPE Prefixes per ASN:                                         8.49
RIPE Region origin ASes announcing only one prefix:               12120
RIPE Region transit ASes present in the Internet Routing Table:    3970
Average RIPE Region AS path length visible:                         5.3
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10510
Number of RIPE addresses announced to Internet:               712321280
    Equivalent to 42 /8s, 117 /16s and 41 /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:                  113364
    Total LACNIC prefixes after maximum aggregation:              26871
    LACNIC Deaggregation factor:                                   4.22
Prefixes being announced from the LACNIC address blocks:         114228
    Unique aggregates announced from the LACNIC address blocks:   47450
LACNIC Region origin ASes present in the Internet Routing Table:  10787
    LACNIC Prefixes per ASN:                                      10.59
LACNIC Region origin ASes announcing only one prefix:              2613
LACNIC Region transit ASes present in the Internet Routing Table:  2134
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:  8459
Number of LACNIC addresses announced to Internet:             176379136
    Equivalent to 10 /8s, 131 /16s and 85 /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:                  30659
    Total AfriNIC prefixes after maximum aggregation:              5352
    AfriNIC Deaggregation factor:                                  5.73
Prefixes being announced from the AfriNIC address blocks:         38893
    Unique aggregates announced from the AfriNIC address blocks:  11281
AfriNIC Region origin ASes present in the Internet Routing Table:  1577
    AfriNIC Prefixes per ASN:                                     24.66
AfriNIC Region origin ASes announcing only one prefix:              523
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:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  905
Number of AfriNIC addresses announced to Internet:            108151296
    Equivalent to 6 /8s, 114 /16s and 66 /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        8633       8999      54  CHINAMOBILE-CN China Mobile Communicati
  7545        5849        785     684  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3583       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3497       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3120       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2252      11118     572  KIXS-AS-KR Korea Telecom, KR
  9498        2171        472     237  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2142       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2123        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        5889       9964    2550  AMAZON-02, US
 11492        4632        307     800  CABLEONE, US
 22773        4056       3051     379  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 16625        3665       1893    2550  AKAMAI-AS, US
  6327        3381       1318      68  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2591        373     178  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2525       5027     443  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2246      24163    1435  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        6877       1725     145  UNI2-AS, ES
 20940        3917       3348     208  AKAMAI-ASN1, NL
 39891        3271        187      23  ALJAWWALSTC-AS, SA
  8551        3264        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2905       2279     897  ROSTELECOM-AS, RU
  9009        2502        258    1314  M247, GB
 34984        2205        356     597  TELLCOM-AS, TR
 58224        1724        906     586  TCI, IR
 61317        1634        222     922  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       10603       3463     573  Uninet S.A. de C.V., MX
 10620        3240        490     833  Telmex Colombia S.A., CO
 11830        2470        369      62  Instituto Costarricense de Electricidad
 13999        1639        289     454  Mega Cable, S.A. de C.V., MX
  6503        1531        359     473  Axtel, S.A.B. de C.V., MX
 28573        1433       2312     259  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1131       2351     138  TIM SA, BR
  6147        1100        370      22  Telefonica del Peru S.A.A., PE
 11664         965        187     442  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        1553        507      33  RAYA-AS, EG
 36992        1274       1414     268  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         813         68      11  ORANGE-COTE-IVOIRE, CI
 36935         681        523      44  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         522         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       10603       3463     573  Uninet S.A. de C.V., MX
  9808        8633       8999      54  CHINAMOBILE-CN China Mobile Communicati
 12479        6877       1725     145  UNI2-AS, ES
 16509        5889       9964    2550  AMAZON-02, US
  7545        5849        785     684  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4632        307     800  CABLEONE, US
 22773        4056       3051     379  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 20940        3917       3348     208  AKAMAI-ASN1, NL
 16625        3665       1893    2550  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
  9808        8633         8579  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6877         6732  UNI2-AS, ES
  7545        5849         5165  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3954         3924  VIASAT-SP-BACKBONE, US
 11492        4632         3832  CABLEONE, US
 20940        3917         3709  AKAMAI-ASN1, NL
 22773        4056         3677  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3583         3564  VIETEL-AS-AP Viettel Group, VN
  7713        3497         3440  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
 16509        5889         3339  AMAZON-02, US

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
     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
    395056  UNALLOCATED  8.45.133.0/24             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:     36944  UBUNTU-UNICAST-AS, MW
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    /15:2079    /16:13573   /17:8227    /18:13845   
/19:25030   /20:41488   /21:50202   /22:106727  /23:93447   /24:508557  
/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        5840        6877  UNI2-AS, ES
  8151        4401       10603  Uninet S.A. de C.V., MX
 11492        3585        4632  CABLEONE, US
  6327        3190        3381  SHAW, CA
  7155        3044        3954  VIASAT-SP-BACKBONE, US
 22773        3015        4056  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2729        3264  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2245        2591  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1921        2470  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)
----------------------------------------------

   1:1791      2:1051      3:145       4:19        5:3672      6:100    
   7:5         8:1536      9:1        11:172      12:1715     13:405    
  14:2253     15:121      16:27       17:372      18:127      20:138    
  21:4        22:188      23:5296     24:2389     25:2        27:2529   
  29:19       31:2390     32:106      34:1        35:47       36:1668   
  37:3921     38:2338     39:630      40:148      41:4275     42:910    
  43:2050     44:290      45:15664    46:3713     47:324      49:1666   
  50:1880     51:100      52:1333     54:282      55:731      56:4      
  57:57       58:1577     59:1042     60:931      61:2200     62:2375   
  63:1957     64:5434     65:2354     66:4950     67:2875     68:1169   
  69:4093     70:1353     71:678      72:3096     74:2620     75:1500   
  76:704      77:2078     78:1741     79:2573     80:1873     81:1523   
  82:1378     83:1170     84:1287     85:2809     86:710      87:1874   
  88:971      89:3099     90:502      91:7453     92:1845     93:2571   
  94:3165     95:3553     96:1301     97:347      98:979      99:925    
 100:75      101:1042    102:1934    103:27311   104:4142    105:2023   
 106:824     107:2435    108:745     109:3924    110:1930    111:3089   
 112:1955    113:1333    114:1513    115:1910    116:1830    117:2424   
 118:2164    119:1828    120:1564    121:983     122:2499    123:2104   
 124:1536    125:1890    128:1373    129:1169    130:912     131:2068   
 132:783     133:362     134:1897    135:331     136:799     137:863    
 138:2408    139:1214    140:828     141:1293    142:1244    143:1368   
 144:1278    145:328     146:1574    147:1460    148:2229    149:1487   
 150:847     151:1079    152:1673    153:434     154:3284    155:1356   
 156:1803    157:1181    158:989     159:2037    160:2348    161:1280   
 162:3386    163:1115    164:1671    165:1511    166:605     167:1662   
 168:3636    169:712     170:4278    171:806     172:2813    173:3009   
 174:999     175:1120    176:3390    177:4549    178:3010    179:1935   
 180:2249    181:2614    182:3103    183:1865    184:2412    185:19013  
 186:4251    187:3512    188:3582    189:3088    190:8690    191:1330   
 192:10972   193:8396    194:6866    195:4897    196:3030    197:2662   
 198:6027    199:5983    200:7397    201:5643    202:10153   203:10022  
 204:4493    205:3396    206:3819    207:3373    208:4001    209:4698   
 210:3978    211:2330    212:3791    213:3395    214:1155    215:64     
 216:6380    217:2709    218:1181    219:453     220:1914    221:973    
 222:677     223:1987   

End of report


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