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

REN Routing Table Report cscora at frr.nsrc.org
Thu Oct 28 18:39:57 UTC 2021


Global R&E Routing Table Report   18:35 GMT Thu 28 Oct, 2021

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

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

BGP routing table entries examined:                              860380
    Prefixes after maximum aggregation (per Origin AS):          328045
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      420119
Total ASes present in the Internet Routing Table:                 72145
    Prefixes per ASN:                                             11.93
Origin-only ASes present in the Internet Routing Table:           61888
Origin ASes announcing only one prefix:                           25523
Transit ASes present in the Internet Routing Table:               10257
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:               929
    Number of instances of unregistered ASNs:                       930
Number of 32-bit ASNs allocated by the RIRs:                      37674
Number of 32-bit ASNs visible in the Routing Table:               31229
Prefixes from 32-bit ASNs in the Routing Table:                  142926
Number of bogon 32-bit ASNs visible in the Routing Table:            38
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            428
Number of addresses announced to Internet:                   3070510080
    Equivalent to 183 /8s, 4 /16s and 68 /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:      291324

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

Prefixes being announced by APNIC Region ASes:                   218860
    Total APNIC prefixes after maximum aggregation:               64059
    APNIC Deaggregation factor:                                    3.42
Prefixes being announced from the APNIC address blocks:          214295
    Unique aggregates announced from the APNIC address blocks:    92450
APNIC Region origin ASes present in the Internet Routing Table:   12016
    APNIC Prefixes per ASN:                                       17.83
APNIC Region origin ASes announcing only one prefix:               3436
APNIC Region transit ASes present in the Internet Routing Table:   1693
Average APNIC Region AS path length visible:                        6.2
    Max APNIC Region AS path length visible:                         30
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7224
Number of APNIC addresses announced to Internet:              772109824
    Equivalent to 46 /8s, 5 /16s and 118 /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:                    254914
    Total ARIN prefixes after maximum aggregation:               117732
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           254902
    Unique aggregates announced from the ARIN address blocks:    122356
ARIN Region origin ASes present in the Internet Routing Table:    18927
    ARIN Prefixes per ASN:                                        13.47
ARIN Region origin ASes announcing only one prefix:                6848
ARIN Region transit ASes present in the Internet Routing Table:    1957
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:    4175
Number of ARIN addresses announced to Internet:              1301442816
    Equivalent to 77 /8s, 146 /16s and 113 /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:                    242531
    Total RIPE prefixes after maximum aggregation:               113353
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           238604
    Unique aggregates announced from the RIPE address blocks:    146237
RIPE Region origin ASes present in the Internet Routing Table:    28089
    RIPE Prefixes per ASN:                                         8.49
RIPE Region origin ASes announcing only one prefix:               12092
RIPE Region transit ASes present in the Internet Routing Table:    3951
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:   10475
Number of RIPE addresses announced to Internet:               712080640
    Equivalent to 42 /8s, 113 /16s and 125 /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:                  112530
    Total LACNIC prefixes after maximum aggregation:              26850
    LACNIC Deaggregation factor:                                   4.19
Prefixes being announced from the LACNIC address blocks:         113408
    Unique aggregates announced from the LACNIC address blocks:   47475
LACNIC Region origin ASes present in the Internet Routing Table:  10786
    LACNIC Prefixes per ASN:                                      10.51
LACNIC Region origin ASes announcing only one prefix:              2627
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:  8456
Number of LACNIC addresses announced to Internet:             176374016
    Equivalent to 10 /8s, 131 /16s and 65 /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:                  30616
    Total AfriNIC prefixes after maximum aggregation:              5346
    AfriNIC Deaggregation factor:                                  5.73
Prefixes being announced from the AfriNIC address blocks:         38743
    Unique aggregates announced from the AfriNIC address blocks:  11230
AfriNIC Region origin ASes present in the Internet Routing Table:  1571
    AfriNIC Prefixes per ASN:                                     24.66
AfriNIC Region origin ASes announcing only one prefix:              520
AfriNIC Region transit ASes present in the Internet Routing Table:  315
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       35
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  899
Number of AfriNIC addresses announced to Internet:            108220160
    Equivalent to 6 /8s, 115 /16s and 79 /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        6046       8999      54  CHINAMOBILE-CN China Mobile Communicati
  7545        5842        787     684  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3588       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        2253      11118     573  KIXS-AS-KR Korea Telecom, KR
  9498        2165        472     236  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2137       1197      72  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2125        429     203  TATACOMM-AS TATA Communications formerl
 24560        1979        834     377  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        5815       9986    2536  AMAZON-02, US
 11492        4672        309     789  CABLEONE, US
 22773        4058       3053     372  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 16625        3644       1882    2538  AKAMAI-AS, US
  6327        3373       1318      68  SHAW, CA
   749        2876      50735    2132  DNIC-AS-00749, US
 30036        2593        375     167  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2524       5027     444  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2252      24165    1438  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        6867       1726     143  UNI2-AS, ES
 20940        3907       3348     208  AKAMAI-ASN1, NL
  8551        3291        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2904       2283     897  ROSTELECOM-AS, RU
  9009        2509        259    1325  M247, GB
 34984        2238        358     602  TELLCOM-AS, TR
 58224        1696        903     577  TCI, IR
 61317        1678        224     940  ASDETUK www.heficed.com, GB
 13188        1606        100      52  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       10060       3461     570  Uninet S.A. de C.V., MX
 10620        3245        492     817  Telmex Colombia S.A., CO
 11830        2469        369      62  Instituto Costarricense de Electricidad
 13999        1634        288     454  Mega Cable, S.A. de C.V., MX
  6503        1525        359     474  Axtel, S.A.B. de C.V., MX
 28573        1430       2310     256  CLARO S.A., BR
  3816        1234        647     157  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1130       2351     136  TIM SA, BR
  6147        1096        369      22  Telefonica del Peru S.A.A., PE
 11664         957        187     444  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         611       1863      34  IAM-AS, MA
 15399         520         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       10060       3461     570  Uninet S.A. de C.V., MX
 12479        6867       1726     143  UNI2-AS, ES
  9808        6046       8999      54  CHINAMOBILE-CN China Mobile Communicati
  7545        5842        787     684  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5815       9986    2536  AMAZON-02, US
 11492        4672        309     789  CABLEONE, US
 22773        4058       3053     372  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 20940        3907       3348     208  AKAMAI-ASN1, NL
 16625        3644       1882    2538  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        6867         6724  UNI2-AS, ES
  9808        6046         5992  CHINAMOBILE-CN China Mobile Communications Grou
  7545        5842         5158  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3954         3924  VIASAT-SP-BACKBONE, US
 11492        4672         3883  CABLEONE, US
 20940        3907         3699  AKAMAI-ASN1, NL
 22773        4058         3686  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3588         3569  VIETEL-AS-AP Viettel Group, VN
  7713        3498         3441  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
  6327        3373         3305  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
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW

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    /15:2080    /16:13562   /17:8232    /18:13844   
/19:25019   /20:41248   /21:49817   /22:106110  /23:92529   /24:505669  
/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        5830        6867  UNI2-AS, ES
  8151        4051       10060  Uninet S.A. de C.V., MX
 11492        3611        4672  CABLEONE, US
  6327        3182        3373  SHAW, CA
  7155        3044        3954  VIASAT-SP-BACKBONE, US
 22773        3005        4058  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2756        3291  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2246        2593  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1921        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)
----------------------------------------------

   1:1793      2:1059      3:145       4:19        5:3667      6:100    
   7:5         8:1540      9:1        11:172      12:1712     13:405    
  14:2243     15:119      16:25       17:371      18:123      20:129    
  21:4        22:188      23:5227     24:2413     25:2        27:2550   
  29:19       31:2383     32:106      34:1        35:47       36:1613   
  37:3906     38:2338     39:582      40:149      41:4264     42:886    
  43:2044     44:292      45:15569    46:3716     47:321      49:1665   
  50:1843     51:100      52:1307     54:283      55:739      56:13     
  57:57       58:1577     59:1045     60:929      61:2189     62:2356   
  63:1957     64:5410     65:2358     66:4945     67:2873     68:1169   
  69:4103     70:1354     71:678      72:3160     74:2629     75:1496   
  76:697      77:2062     78:1735     79:2591     80:1872     81:1526   
  82:1380     83:1171     84:1285     85:2813     86:713      87:1872   
  88:981      89:3090     90:496      91:7445     92:1830     93:2575   
  94:3154     95:3566     96:1302     97:348      98:977      99:937    
 100:75      101:1034    102:1922    103:27232   104:4056    105:2023   
 106:825     107:2390    108:732     109:3921    110:1932    111:2822   
 112:1926    113:1265    114:1485    115:1907    116:1830    117:2237   
 118:2167    119:1828    120:1123    121:982     122:2496    123:2102   
 124:1536    125:1881    128:1388    129:1167    130:906     131:2057   
 132:780     133:362     134:1890    135:318     136:788     137:864    
 138:2417    139:1209    140:831     141:1291    142:1213    143:1387   
 144:1274    145:327     146:1566    147:1455    148:2226    149:1492   
 150:829     151:1092    152:1660    153:434     154:3228    155:1356   
 156:1794    157:1182    158:984     159:2042    160:2371    161:1254   
 162:3360    163:1111    164:1667    165:1502    166:593     167:1653   
 168:3653    169:707     170:4339    171:803     172:2774    173:3018   
 174:1003    175:1120    176:3378    177:4533    178:3014    179:1926   
 180:2251    181:2618    182:3085    183:1551    184:2416    185:18999  
 186:4235    187:3403    188:3572    189:2973    190:8701    191:1315   
 192:10941   193:8421    194:6865    195:4882    196:3016    197:2695   
 198:6080    199:5980    200:7377    201:5577    202:10136   203:10006  
 204:4519    205:3381    206:3773    207:3367    208:4008    209:4736   
 210:3978    211:2318    212:3756    213:3396    214:1154    215:61     
 216:6343    217:2701    218:1104    219:456     220:1912    221:919    
 222:670     223:1804   

End of report


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