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

REN Routing Table Report cscora at frr.nsrc.org
Sat Nov 27 18:39:30 UTC 2021


Global R&E Routing Table Report   18:35 GMT Sat 27 Nov, 2021

  BGP Table (Global) as seen at RENU.

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

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

BGP routing table entries examined:                              869666
    Prefixes after maximum aggregation (per Origin AS):          329454
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      421426
Total ASes present in the Internet Routing Table:                 72369
    Prefixes per ASN:                                             12.02
Origin-only ASes present in the Internet Routing Table:           62035
Origin ASes announcing only one prefix:                           25618
Transit ASes present in the Internet Routing Table:               10334
Transit-only ASes present in the Internet Routing Table:            372
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:               909
    Number of instances of unregistered ASNs:                       910
Number of 32-bit ASNs allocated by the RIRs:                      37923
Number of 32-bit ASNs visible in the Routing Table:               31497
Prefixes from 32-bit ASNs in the Routing Table:                  145519
Number of bogon 32-bit ASNs visible in the Routing Table:            33
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            863
Number of addresses announced to Internet:                   3071233280
    Equivalent to 183 /8s, 15 /16s and 77 /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:      293264

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

Prefixes being announced by APNIC Region ASes:                   224336
    Total APNIC prefixes after maximum aggregation:               64408
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          219567
    Unique aggregates announced from the APNIC address blocks:    92786
APNIC Region origin ASes present in the Internet Routing Table:   12105
    APNIC Prefixes per ASN:                                       18.14
APNIC Region origin ASes announcing only one prefix:               3469
APNIC Region transit ASes present in the Internet Routing Table:   1711
Average APNIC Region AS path length visible:                        6.2
    Max APNIC Region AS path length visible:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7322
Number of APNIC addresses announced to Internet:              772388608
    Equivalent to 46 /8s, 9 /16s and 183 /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:                    256062
    Total ARIN prefixes after maximum aggregation:               118131
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255668
    Unique aggregates announced from the ARIN address blocks:    122136
ARIN Region origin ASes present in the Internet Routing Table:    18950
    ARIN Prefixes per ASN:                                        13.49
ARIN Region origin ASes announcing only one prefix:                6858
ARIN Region transit ASes present in the Internet Routing Table:    1960
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          37
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4226
Number of ARIN addresses announced to Internet:              1301268736
    Equivalent to 77 /8s, 143 /16s and 201 /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:                    244201
    Total RIPE prefixes after maximum aggregation:               113985
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           240271
    Unique aggregates announced from the RIPE address blocks:    146900
RIPE Region origin ASes present in the Internet Routing Table:    28157
    RIPE Prefixes per ASN:                                         8.53
RIPE Region origin ASes announcing only one prefix:               12140
RIPE Region transit ASes present in the Internet Routing Table:    3977
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:   10552
Number of RIPE addresses announced to Internet:               712643328
    Equivalent to 42 /8s, 122 /16s and 19 /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:                  113280
    Total LACNIC prefixes after maximum aggregation:              26883
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         114172
    Unique aggregates announced from the LACNIC address blocks:   47575
LACNIC Region origin ASes present in the Internet Routing Table:  10808
    LACNIC Prefixes per ASN:                                      10.56
LACNIC Region origin ASes announcing only one prefix:              2627
LACNIC Region transit ASes present in the Internet Routing Table:  2148
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:  8484
Number of LACNIC addresses announced to Internet:             176429056
    Equivalent to 10 /8s, 132 /16s and 24 /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:                  30878
    Total AfriNIC prefixes after maximum aggregation:              5352
    AfriNIC Deaggregation factor:                                  5.77
Prefixes being announced from the AfriNIC address blocks:         39125
    Unique aggregates announced from the AfriNIC address blocks:  11245
AfriNIC Region origin ASes present in the Internet Routing Table:  1586
    AfriNIC Prefixes per ASN:                                     24.67
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:                       40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  913
Number of AfriNIC addresses announced to Internet:            107954944
    Equivalent to 6 /8s, 111 /16s and 67 /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        8732       8999      54  CHINAMOBILE-CN China Mobile Communicati
  7545        5858        787     681  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3595       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3494       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3226       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2250      11118     573  KIXS-AS-KR Korea Telecom, KR
  9498        2181        475     236  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2157       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2119        429     201  TATACOMM-AS TATA Communications formerl
 24560        1990        839     367  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        6014      10014    2586  AMAZON-02, US
 11492        4592        304     825  CABLEONE, US
 22773        4014       3046     369  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3681       1897    2559  AKAMAI-AS, US
  6327        3390       1318      64  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2600        373     153  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2524       5042     434  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2243       3033     502  CHARTER-20115, 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        6863       1731     149  UNI2-AS, ES
 20940        3925       3348     213  AKAMAI-ASN1, NL
  8551        3447        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2905       2279     897  ROSTELECOM-AS, RU
  9009        2560        263    1349  M247, GB
 34984        2204        355     601  TELLCOM-AS, TR
 58224        1759        918     579  TCI, IR
 61317        1653        214     926  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       10647       3450     578  Uninet S.A. de C.V., MX
 10620        3251        491     826  Telmex Colombia S.A., CO
 11830        2469        369      62  Instituto Costarricense de Electricidad
 13999        1613        285     457  Mega Cable, S.A. de C.V., MX
  6503        1497        358     477  Axtel, S.A.B. de C.V., MX
 28573        1372       2318     258  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1137       2351     139  TIM SA, BR
  6147        1088        369      21  Telefonica del Peru S.A.A., PE
 11664         980        189     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        1631        393      21  LINKdotNET-AS, EG
 24835        1553        507      33  RAYA-AS, EG
 36992        1286       1430     268  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         826         68      11  ORANGE-COTE-IVOIRE, CI
 36935         703        523      44  Vodafone-, EG
  6713         613       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       10647       3450     578  Uninet S.A. de C.V., MX
  9808        8732       8999      54  CHINAMOBILE-CN China Mobile Communicati
 12479        6863       1731     149  UNI2-AS, ES
 16509        6014      10014    2586  AMAZON-02, US
  7545        5858        787     681  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4592        304     825  CABLEONE, US
 22773        4014       3046     369  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 20940        3925       3348     213  AKAMAI-ASN1, NL
 16625        3681       1897    2559  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        8732         8678  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6863         6714  UNI2-AS, ES
  7545        5858         5177  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4592         3767  CABLEONE, US
 20940        3925         3712  AKAMAI-ASN1, NL
 22773        4014         3645  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3595         3575  VIETEL-AS-AP Viettel Group, VN
  7713        3494         3437  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
 16509        6014         3428  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
      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
     32306  UNALLOCATED  8.46.80.0/24              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
23.141.0.0/24        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
23.252.163.0/24      Origin:    398968  GROUP-IID-01, US
23.252.163.0/24     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     /14:1208    /15:2080    /16:13549   /17:8271    /18:13874   
/19:24992   /20:41675   /21:50472   /22:107313  /23:93581   /24:511588  
/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        5810        6863  UNI2-AS, ES
  8151        4443       10647  Uninet S.A. de C.V., MX
 11492        3545        4592  CABLEONE, US
  6327        3199        3390  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        2992        4014  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2912        3447  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2255        2600  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1924        2469  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)
----------------------------------------------

   1:1794      2:1042      3:146       4:18        5:3730      6:100    
   7:5         8:1541      9:1        11:172      12:1707     13:411    
  14:2274     15:132      16:31       17:374      18:130      20:146    
  21:4        22:188      23:5313     24:2370     25:4        27:2564   
  29:19       31:2381     32:106      34:1        35:48       36:1732   
  37:3915     38:2371     39:651      40:149      41:4327     42:906    
  43:2073     44:294      45:15659    46:3787     47:322      49:1675   
  50:1882     51:104      52:1347     54:288      55:647      56:4      
  57:57       58:1586     59:1036     60:936      61:2222     62:2426   
  63:1947     64:5405     65:2347     66:4948     67:2898     68:1173   
  69:4143     70:1344     71:678      72:3091     74:2615     75:1502   
  76:710      77:2145     78:1741     79:2703     80:1882     81:1508   
  82:1417     83:1173     84:1289     85:2826     86:702      87:1889   
  88:978      89:3148     90:488      91:7501     92:1891     93:2577   
  94:3227     95:3590     96:1300     97:347      98:983      99:911    
 100:75      101:1049    102:1991    103:27500   104:4102    105:2012   
 106:844     107:2387    108:753     109:3992    110:2050    111:3098   
 112:1959    113:1421    114:1522    115:1917    116:1856    117:2479   
 118:2223    119:1840    120:1577    121:989     122:2509    123:2111   
 124:1540    125:1987    128:1406    129:1172    130:914     131:2066   
 132:780     133:364     134:1917    135:284     136:782     137:864    
 138:2439    139:1205    140:842     141:1312    142:1225    143:1355   
 144:1256    145:331     146:1686    147:1463    148:2241    149:1586   
 150:852     151:1088    152:1657    153:441     154:3367    155:1363   
 156:1839    157:1195    158:988     159:2018    160:2376    161:1273   
 162:3400    163:1177    164:1671    165:1530    166:595     167:1668   
 168:3634    169:709     170:4297    171:808     172:2847    173:3037   
 174:1001    175:1129    176:3419    177:4489    178:3003    179:1955   
 180:2257    181:2621    182:3122    183:1877    184:2412    185:19085  
 186:4262    187:3541    188:3659    189:3109    190:8759    191:1335   
 192:11008   193:8432    194:6898    195:4936    196:3054    197:2677   
 198:6014    199:6009    200:7446    201:5679    202:10218   203:10035  
 204:4496    205:3385    206:3822    207:3374    208:3999    209:4606   
 210:3980    211:2323    212:3848    213:3390    214:1160    215:64     
 216:6387    217:2688    218:1188    219:461     220:1965    221:987    
 222:678     223:2078   

End of report


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