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

REN Routing Table Report cscora at frr.nsrc.org
Wed Oct 13 18:39:49 UTC 2021


Global R&E Routing Table Report   18:35 GMT Wed 13 Oct, 2021

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

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

BGP routing table entries examined:                              856444
    Prefixes after maximum aggregation (per Origin AS):          326504
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      418105
Total ASes present in the Internet Routing Table:                 72055
    Prefixes per ASN:                                             11.89
Origin-only ASes present in the Internet Routing Table:           61868
Origin ASes announcing only one prefix:                           25489
Transit ASes present in the Internet Routing Table:               10187
Transit-only ASes present in the Internet Routing Table:            355
Average AS path length visible in the Internet Routing Table:       5.6
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:               989
    Number of instances of unregistered ASNs:                       992
Number of 32-bit ASNs allocated by the RIRs:                      37475
Number of 32-bit ASNs visible in the Routing Table:               31126
Prefixes from 32-bit ASNs in the Routing Table:                  142272
Number of bogon 32-bit ASNs visible in the Routing Table:            52
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            490
Number of addresses announced to Internet:                   3070515968
    Equivalent to 183 /8s, 4 /16s and 91 /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:      289931

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

Prefixes being announced by APNIC Region ASes:                   217521
    Total APNIC prefixes after maximum aggregation:               63801
    APNIC Deaggregation factor:                                    3.41
Prefixes being announced from the APNIC address blocks:          212927
    Unique aggregates announced from the APNIC address blocks:    91860
APNIC Region origin ASes present in the Internet Routing Table:   11961
    APNIC Prefixes per ASN:                                       17.80
APNIC Region origin ASes announcing only one prefix:               3404
APNIC Region transit ASes present in the Internet Routing Table:   1690
Average APNIC Region AS path length visible:                        6.0
    Max APNIC Region AS path length visible:                         37
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7165
Number of APNIC addresses announced to Internet:              772086528
    Equivalent to 46 /8s, 5 /16s and 27 /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, 131072-147769
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:                    253932
    Total ARIN prefixes after maximum aggregation:               116690
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           253866
    Unique aggregates announced from the ARIN address blocks:    121584
ARIN Region origin ASes present in the Internet Routing Table:    18900
    ARIN Prefixes per ASN:                                        13.43
ARIN Region origin ASes announcing only one prefix:                6857
ARIN Region transit ASes present in the Internet Routing Table:    1928
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4153
Number of ARIN addresses announced to Internet:              1301320192
    Equivalent to 77 /8s, 144 /16s and 146 /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:                    241966
    Total RIPE prefixes after maximum aggregation:               113313
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           238018
    Unique aggregates announced from the RIPE address blocks:    145825
RIPE Region origin ASes present in the Internet Routing Table:    28082
    RIPE Prefixes per ASN:                                         8.48
RIPE Region origin ASes announcing only one prefix:               12088
RIPE Region transit ASes present in the Internet Routing Table:    3930
Average RIPE Region AS path length visible:                         5.2
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10462
Number of RIPE addresses announced to Internet:               711909376
    Equivalent to 42 /8s, 110 /16s and 224 /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:                  111531
    Total LACNIC prefixes after maximum aggregation:              26647
    LACNIC Deaggregation factor:                                   4.19
Prefixes being announced from the LACNIC address blocks:         112435
    Unique aggregates announced from the LACNIC address blocks:   47385
LACNIC Region origin ASes present in the Internet Routing Table:  10782
    LACNIC Prefixes per ASN:                                      10.43
LACNIC Region origin ASes announcing only one prefix:              2625
LACNIC Region transit ASes present in the Internet Routing Table:  2126
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8456
Number of LACNIC addresses announced to Internet:             176677888
    Equivalent to 10 /8s, 135 /16s and 228 /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:                  30505
    Total AfriNIC prefixes after maximum aggregation:              5319
    AfriNIC Deaggregation factor:                                  5.74
Prefixes being announced from the AfriNIC address blocks:         38708
    Unique aggregates announced from the AfriNIC address blocks:  11040
AfriNIC Region origin ASes present in the Internet Routing Table:  1562
    AfriNIC Prefixes per ASN:                                     24.78
AfriNIC Region origin ASes announcing only one prefix:              515
AfriNIC Region transit ASes present in the Internet Routing Table:  314
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       34
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  890
Number of AfriNIC addresses announced to Internet:            108186624
    Equivalent to 6 /8s, 114 /16s and 204 /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
  7545        5849        787     682  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5142       8999      54  CMNET-GD Guangdong Mobile Communication
  7552        3619       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3504       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3025       1896      55  VNPT-AS-VN VNPT Corp, VN
  4766        2250      11117     570  KIXS-AS-KR Korea Telecom, KR
  9498        2174        472     237  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2127        429     203  TATACOMM-AS TATA Communications formerl
 45090        2121       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C
 24560        1972        834     379  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        5698       9978    2494  AMAZON-02, US
 11492        4683        310     769  CABLEONE, US
 22773        4093       3056     381  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3640       1883    2536  AKAMAI-AS, US
  6327        3373       1318      66  SHAW, CA
 30036        2580        374     215  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2532       5027     451  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2241       3032     504  CHARTER-20115, US
  7018        2234      24161    1427  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        6851       1726     143  UNI2-AS, ES
 20940        3867       3210     544  AKAMAI-ASN1, NL
  8551        3287        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2901       2283     896  ROSTELECOM-AS, RU
  9009        2495        259    1316  M247, GB
 34984        2239        359     601  TELLCOM-AS, TR
 58224        1690        901     578  TCI, IR
 61317        1642        256     910  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        8867       3461     574  Uninet S.A. de C.V., MX
 10620        3414        519     709  Telmex Colombia S.A., CO
 11830        2498        369      62  Instituto Costarricense de Electricidad
 13999        1705        338     467  Mega Cable, S.A. de C.V., MX
  6503        1523        359     478  Axtel, S.A.B. de C.V., MX
 28573        1449       2309     242  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1128       2351     135  TIM SA, BR
  6147        1086        369      22  Telefonica del Peru S.A.A., PE
 11172         957        111      70  Alestra, S. de R.L. de C.V., MX

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        1936        326      60  Telkom-Internet, ZA
 24863        1637        393      21  LINKdotNET-AS, EG
 24835        1550        503      32  RAYA-AS, EG
 36992        1287       1418     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         801         68      11  ORANGE-COTE-IVOIRE, CI
 36935         630        523      44  Vodafone-, EG
  6713         611       1863      34  IAM-AS, MA
 15399         514         50      31  WANANCHI-, KE
 37342         471         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        8867       3461     574  Uninet S.A. de C.V., MX
 12479        6851       1726     143  UNI2-AS, ES
  7545        5849        787     682  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5698       9978    2494  AMAZON-02, US
  9808        5142       8999      54  CMNET-GD Guangdong Mobile Communication
 11492        4683        310     769  CABLEONE, US
 22773        4093       3056     381  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 20940        3867       3210     544  AKAMAI-ASN1, NL
 16625        3640       1883    2536  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        6851         6708  UNI2-AS, ES
  7545        5849         5167  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5142         5088  CMNET-GD Guangdong Mobile Communication Co.Ltd.
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4683         3914  CABLEONE, US
 22773        4093         3712  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3619         3600  VIETEL-AS-AP Viettel Group, VN
  7713        3504         3448  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
 20940        3867         3323  AKAMAI-ASN1, NL
  6327        3373         3307  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     /14:1208    /15:2080    /16:13572   /17:8237    /18:13864   
/19:25004   /20:40771   /21:49741   /22:105979  /23:91409   /24:503516  
/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        5812        6851  UNI2-AS, ES
 11492        3622        4683  CABLEONE, US
  8151        3255        8867  Uninet S.A. de C.V., MX
  6327        3181        3373  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        3017        4093  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2752        3287  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2234        2580  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1931        2498  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)
----------------------------------------------

   1:1797      2:1056      3:145       4:19        5:3660      6:85     
   7:5         8:1534      9:1        11:172      12:1715     13:395    
  14:2249     15:114      16:24       17:370      18:125      20:130    
  21:4        22:188      23:5163     24:2429     25:2        27:2568   
  29:19       31:2363     32:112      34:1        35:47       36:1560   
  37:3905     38:2289     39:587      40:146      41:4279     42:884    
  43:2031     44:294      45:15513    46:3718     47:320      48:3      
  49:1666     50:1834     51:100      52:1291     54:248      55:738    
  56:4        57:57       58:1566     59:1050     60:932      61:2148   
  62:2329     63:1963     64:5364     65:2352     66:4967     67:2864   
  68:1162     69:4126     70:1361     71:678      72:3157     74:2623   
  75:1493     76:691      77:2040     78:1731     79:2630     80:1868   
  81:1537     82:1383     83:1163     84:1282     85:2830     86:730    
  87:1863     88:977      89:3043     90:505      91:7385     92:1834   
  93:2573     94:3139     95:3546     96:1296     97:347      98:976    
  99:950     100:75      101:1039    102:1885    103:27081   104:4086   
 105:2025    106:825     107:2392    108:734     109:3866    110:1928   
 111:2683    112:1886    113:1264    114:1451    115:1909    116:1775   
 117:2210    118:2146    119:1834    120:1101    121:978     122:2496   
 123:2144    124:1537    125:1877    128:1377    129:1374    130:895    
 131:2030    132:777     133:359     134:1863    135:315     136:784    
 137:865     138:2397    139:1186    140:756     141:1260    142:1220   
 143:1372    144:1269    145:326     146:1553    147:1423    148:2154   
 149:1491    150:829     151:1088    152:1655    153:427     154:3212   
 155:1333    156:1811    157:1182    158:1004    159:2037    160:2394   
 161:1244    162:3344    163:1085    164:1650    165:1487    166:591    
 167:1651    168:3658    169:708     170:4323    171:806     172:2773   
 173:2952    174:999     175:1111    176:3340    177:4564    178:3006   
 179:1923    180:2251    181:2674    182:3077    183:1544    184:2424   
 185:18973   186:4241    187:3188    188:3472    189:2908    190:8655   
 191:1308    192:10689   193:8378    194:6857    195:4909    196:3060   
 197:2628    198:6025    199:5928    200:7344    201:5487    202:10103  
 203:10047   204:4494    205:3377    206:4058    207:3344    208:4006   
 209:4737    210:3962    211:2242    212:3767    213:3374    214:1165   
 215:61      216:6362    217:2715    218:1072    219:459     220:1907   
 221:919     222:671     223:1781   

End of report


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