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

REN Routing Table Report cscora at frr.nsrc.org
Thu Oct 21 18:39:55 UTC 2021


Global R&E Routing Table Report   18:35 GMT Thu 21 Oct, 2021

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

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

BGP routing table entries examined:                              857771
    Prefixes after maximum aggregation (per Origin AS):          327662
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      419366
Total ASes present in the Internet Routing Table:                 72101
    Prefixes per ASN:                                             11.90
Origin-only ASes present in the Internet Routing Table:           61921
Origin ASes announcing only one prefix:                           25514
Transit ASes present in the Internet Routing Table:               10180
Transit-only ASes present in the Internet Routing Table:            358
Average AS path length visible in the Internet Routing Table:       5.5
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:               944
    Number of instances of unregistered ASNs:                       945
Number of 32-bit ASNs allocated by the RIRs:                      37583
Number of 32-bit ASNs visible in the Routing Table:               31194
Prefixes from 32-bit ASNs in the Routing Table:                  142668
Number of bogon 32-bit ASNs visible in the Routing Table:            35
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            425
Number of addresses announced to Internet:                   3070541056
    Equivalent to 183 /8s, 4 /16s and 189 /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:      289967

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

Prefixes being announced by APNIC Region ASes:                   218093
    Total APNIC prefixes after maximum aggregation:               63845
    APNIC Deaggregation factor:                                    3.42
Prefixes being announced from the APNIC address blocks:          213582
    Unique aggregates announced from the APNIC address blocks:    92255
APNIC Region origin ASes present in the Internet Routing Table:   11977
    APNIC Prefixes per ASN:                                       17.83
APNIC Region origin ASes announcing only one prefix:               3413
APNIC Region transit ASes present in the Internet Routing Table:   1689
Average APNIC Region AS path length visible:                        5.9
    Max APNIC Region AS path length visible:                         37
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7191
Number of APNIC addresses announced to Internet:              772260864
    Equivalent to 46 /8s, 7 /16s and 196 /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:                    254624
    Total ARIN prefixes after maximum aggregation:               117551
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           254376
    Unique aggregates announced from the ARIN address blocks:    122003
ARIN Region origin ASes present in the Internet Routing Table:    18916
    ARIN Prefixes per ASN:                                        13.45
ARIN Region origin ASes announcing only one prefix:                6859
ARIN Region transit ASes present in the Internet Routing Table:    1931
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:    4162
Number of ARIN addresses announced to Internet:              1301357056
    Equivalent to 77 /8s, 145 /16s and 34 /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:                    241907
    Total RIPE prefixes after maximum aggregation:               113508
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:           238059
    Unique aggregates announced from the RIPE address blocks:    146139
RIPE Region origin ASes present in the Internet Routing Table:    28092
    RIPE Prefixes per ASN:                                         8.47
RIPE Region origin ASes announcing only one prefix:               12097
RIPE Region transit ASes present in the Internet Routing Table:    3934
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:   10482
Number of RIPE addresses announced to Internet:               712197376
    Equivalent to 42 /8s, 115 /16s and 69 /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:                  111550
    Total LACNIC prefixes after maximum aggregation:              26720
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         112449
    Unique aggregates announced from the LACNIC address blocks:   47432
LACNIC Region origin ASes present in the Internet Routing Table:  10785
    LACNIC Prefixes per ASN:                                      10.43
LACNIC Region origin ASes announcing only one prefix:              2622
LACNIC Region transit ASes present in the Internet Routing Table:  2108
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:  8457
Number of LACNIC addresses announced to Internet:             176434944
    Equivalent to 10 /8s, 132 /16s and 47 /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:                  30653
    Total AfriNIC prefixes after maximum aggregation:              5322
    AfriNIC Deaggregation factor:                                  5.76
Prefixes being announced from the AfriNIC address blocks:         38880
    Unique aggregates announced from the AfriNIC address blocks:  11169
AfriNIC Region origin ASes present in the Internet Routing Table:  1573
    AfriNIC Prefixes per ASN:                                     24.72
AfriNIC Region origin ASes announcing only one prefix:              523
AfriNIC Region transit ASes present in the Internet Routing Table:  312
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:  902
Number of AfriNIC addresses announced to Internet:            107982848
    Equivalent to 6 /8s, 111 /16s and 176 /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        5840        787     683  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5636       8999      54  CMNET-GD Guangdong Mobile Communication
  7552        3620       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3506       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3046       1896      55  VNPT-AS-VN VNPT Corp, VN
  4766        2252      11118     572  KIXS-AS-KR Korea Telecom, KR
  9498        2163        472     237  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2128        429     203  TATACOMM-AS TATA Communications formerl
 45090        2120       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C
 24560        1977        837     374  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        5762       9980    2524  AMAZON-02, US
 11492        4668        309     792  CABLEONE, US
 22773        4083       3057     376  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3640       1883    2536  AKAMAI-AS, US
  6327        3369       1318      68  SHAW, CA
   749        2666      50722    1922  DNIC-AS-00749, US
 30036        2584        373     195  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2532       5027     450  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2243      24167    1433  ATT-INTERNET4, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        6855       1726     143  UNI2-AS, ES
 20940        3880       3210     543  AKAMAI-ASN1, NL
 39891        3271        187      23  ALJAWWALSTC-AS, SA
  8551        3121        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2900       2283     896  ROSTELECOM-AS, RU
  9009        2509        259    1323  M247, GB
 34984        2241        358     603  TELLCOM-AS, TR
 58224        1692        902     581  TCI, IR
 61317        1680        224     934  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        8894       3454     571  Uninet S.A. de C.V., MX
 10620        3413        519     716  Telmex Colombia S.A., CO
 11830        2498        369      62  Instituto Costarricense de Electricidad
 13999        1642        297     457  Mega Cable, S.A. de C.V., MX
  6503        1523        359     478  Axtel, S.A.B. de C.V., MX
 28573        1426       2307     250  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1126       2351     135  TIM SA, BR
  6147        1085        369      22  Telefonica del Peru S.A.A., PE
 11172         956        111      69  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        1636        393      21  LINKdotNET-AS, EG
 24835        1551        503      32  RAYA-AS, EG
 36992        1287       1418     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         813         68      11  ORANGE-COTE-IVOIRE, CI
 36935         643        523      44  Vodafone-, EG
  6713         611       1863      34  IAM-AS, MA
 15399         519         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        8894       3454     571  Uninet S.A. de C.V., MX
 12479        6855       1726     143  UNI2-AS, ES
  7545        5840        787     683  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5762       9980    2524  AMAZON-02, US
  9808        5636       8999      54  CMNET-GD Guangdong Mobile Communication
 11492        4668        309     792  CABLEONE, US
 22773        4083       3057     376  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 20940        3880       3210     543  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        6855         6712  UNI2-AS, ES
  9808        5636         5582  CMNET-GD Guangdong Mobile Communication Co.Ltd.
  7545        5840         5157  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4668         3876  CABLEONE, US
 22773        4083         3707  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3620         3601  VIETEL-AS-AP Viettel Group, VN
  7713        3506         3449  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
 20940        3880         3337  AKAMAI-ASN1, NL
  6327        3369         3301  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     
/13:594     /14:1209    /15:2079    /16:13578   /17:8244    /18:13875   
/19:25021   /20:41018   /21:49871   /22:105988  /23:91938   /24:503888  
/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        5816        6855  UNI2-AS, ES
 11492        3609        4668  CABLEONE, US
  8151        3287        8894  Uninet S.A. de C.V., MX
  6327        3178        3369  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        3012        4083  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2585        3121  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2238        2584  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)
----------------------------------------------

   1:1788      2:1053      3:145       4:19        5:3662      6:85     
   7:5         8:1537      9:1        11:172      12:1714     13:392    
  14:2245     15:115      16:24       17:372      18:124      20:130    
  21:4        22:188      23:5210     24:2416     25:2        27:2567   
  29:19       31:2370     32:106      34:1        35:47       36:1574   
  37:3910     38:2300     39:580      40:151      41:4298     42:886    
  43:2038     44:292      45:15523    46:3646     47:320      48:1      
  49:1658     50:1839     51:100      52:1297     54:283      55:738    
  56:4        57:57       58:1564     59:1037     60:928      61:2136   
  62:2335     63:1956     64:5363     65:2360     66:4941     67:2865   
  68:1172     69:4119     70:1351     71:677      72:3164     74:2637   
  75:1495     76:696      77:2047     78:1736     79:2421     80:1863   
  81:1529     82:1354     83:1162     84:1280     85:2826     86:723    
  87:1869     88:980      89:3065     90:506      91:7411     92:1824   
  93:2570     94:3129     95:3551     96:1297     97:347      98:978    
  99:949     100:75      101:1035    102:1903    103:27153   104:4054   
 105:2025    106:812     107:2382    108:731     109:3924    110:1928   
 111:2745    112:1900    113:1255    114:1486    115:1915    116:1830   
 117:2207    118:2160    119:1827    120:1116    121:983     122:2494   
 123:2140    124:1535    125:1867    128:1393    129:1230    130:901    
 131:2059    132:776     133:362     134:1888    135:317     136:788    
 137:862     138:2401    139:1204    140:832     141:1290    142:1197   
 143:1388    144:1273    145:326     146:1559    147:1444    148:2222   
 149:1489    150:833     151:1091    152:1663    153:432     154:3207   
 155:1367    156:1771    157:1182    158:994     159:2042    160:2398   
 161:1239    162:3347    163:1109    164:1673    165:1491    166:585    
 167:1661    168:3648    169:707     170:4327    171:806     172:2768   
 173:2967    174:1001    175:1120    176:3349    177:4550    178:3000   
 179:1935    180:2247    181:2686    182:3080    183:1545    184:2412   
 185:19008   186:4221    187:3197    188:3458    189:2909    190:8656   
 191:1306    192:10860   193:8404    194:6865    195:4893    196:3050   
 197:2684    198:6027    199:5931    200:7357    201:5498    202:10100  
 203:10040   204:4513    205:3378    206:3795    207:3366    208:3999   
 209:4699    210:3966    211:2259    212:3757    213:3388    214:1167   
 215:62      216:6383    217:2715    218:1083    219:459     220:1912   
 221:920     222:662     223:1804   

End of report


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