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

REN Routing Table Report cscora at frr.nsrc.org
Mon Oct 18 18:39:44 UTC 2021


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

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

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

BGP routing table entries examined:                              856679
    Prefixes after maximum aggregation (per Origin AS):          326996
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      419044
Total ASes present in the Internet Routing Table:                 72071
    Prefixes per ASN:                                             11.89
Origin-only ASes present in the Internet Routing Table:           61882
Origin ASes announcing only one prefix:                           25477
Transit ASes present in the Internet Routing Table:               10189
Transit-only ASes present in the Internet Routing Table:            355
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:               963
    Number of instances of unregistered ASNs:                       966
Number of 32-bit ASNs allocated by the RIRs:                      37545
Number of 32-bit ASNs visible in the Routing Table:               31157
Prefixes from 32-bit ASNs in the Routing Table:                  142388
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:            439
Number of addresses announced to Internet:                   3070588672
    Equivalent to 183 /8s, 5 /16s and 119 /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:      289953

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

Prefixes being announced by APNIC Region ASes:                   217546
    Total APNIC prefixes after maximum aggregation:               63846
    APNIC Deaggregation factor:                                    3.41
Prefixes being announced from the APNIC address blocks:          213042
    Unique aggregates announced from the APNIC address blocks:    92267
APNIC Region origin ASes present in the Internet Routing Table:   11974
    APNIC Prefixes per ASN:                                       17.79
APNIC Region origin ASes announcing only one prefix:               3406
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:   7180
Number of APNIC addresses announced to Internet:              772073216
    Equivalent to 46 /8s, 4 /16s and 231 /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:                    254104
    Total ARIN prefixes after maximum aggregation:               117002
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           254098
    Unique aggregates announced from the ARIN address blocks:    121936
ARIN Region origin ASes present in the Internet Routing Table:    18905
    ARIN Prefixes per ASN:                                        13.44
ARIN Region origin ASes announcing only one prefix:                6856
ARIN Region transit ASes present in the Internet Routing Table:    1932
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:    4158
Number of ARIN addresses announced to Internet:              1301480960
    Equivalent to 77 /8s, 147 /16s and 6 /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:                    241882
    Total RIPE prefixes after maximum aggregation:               113403
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:           237871
    Unique aggregates announced from the RIPE address blocks:    145891
RIPE Region origin ASes present in the Internet Routing Table:    28084
    RIPE Prefixes per ASN:                                         8.47
RIPE Region origin ASes announcing only one prefix:               12089
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:   10471
Number of RIPE addresses announced to Internet:               712022272
    Equivalent to 42 /8s, 112 /16s and 153 /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:                  111644
    Total LACNIC prefixes after maximum aggregation:              26708
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         112538
    Unique aggregates announced from the LACNIC address blocks:   47446
LACNIC Region origin ASes present in the Internet Routing Table:  10781
    LACNIC Prefixes per ASN:                                      10.44
LACNIC Region origin ASes announcing only one prefix:              2610
LACNIC Region transit ASes present in the Internet Routing Table:  2115
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:  8451
Number of LACNIC addresses announced to Internet:             176529152
    Equivalent to 10 /8s, 133 /16s and 159 /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:                  30540
    Total AfriNIC prefixes after maximum aggregation:              5315
    AfriNIC Deaggregation factor:                                  5.75
Prefixes being announced from the AfriNIC address blocks:         38691
    Unique aggregates announced from the AfriNIC address blocks:  11133
AfriNIC Region origin ASes present in the Internet Routing Table:  1567
    AfriNIC Prefixes per ASN:                                     24.69
AfriNIC Region origin ASes announcing only one prefix:              516
AfriNIC Region transit ASes present in the Internet Routing Table:  313
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:  897
Number of AfriNIC addresses announced to Internet:            108172032
    Equivalent to 6 /8s, 114 /16s and 147 /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     679  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5202       8999      54  CMNET-GD Guangdong Mobile Communication
  7552        3612       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3504       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3032       1896      55  VNPT-AS-VN VNPT Corp, VN
  4766        2252      11118     572  KIXS-AS-KR Korea Telecom, KR
  9498        2162        472     237  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2128        429     203  TATACOMM-AS TATA Communications formerl
 45090        2121       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C
 24560        1973        833     378  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        5826       9993    2539  AMAZON-02, US
 11492        4665        309     793  CABLEONE, US
 22773        4088       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        3370       1318      68  SHAW, CA
 30036        2582        373     199  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2533       5027     450  CENTURYLINK-US-LEGACY-QWEST, US
   749        2250      50696    1507  DNIC-AS-00749, US
  7018        2243      24165    1436  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        6850       1726     143  UNI2-AS, ES
 20940        3878       3210     545  AKAMAI-ASN1, NL
  8551        3293        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2900       2283     896  ROSTELECOM-AS, RU
  9009        2502        260    1321  M247, GB
 34984        2240        358     602  TELLCOM-AS, TR
 58224        1694        903     580  TCI, IR
 61317        1664        242     924  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        8881       3459     573  Uninet S.A. de C.V., MX
 10620        3415        520     717  Telmex Colombia S.A., CO
 11830        2495        369      62  Instituto Costarricense de Electricidad
 13999        1671        330     465  Mega Cable, S.A. de C.V., MX
  6503        1523        359     478  Axtel, S.A.B. de C.V., MX
 28573        1426       2307     244  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1120       2351     135  TIM SA, BR
  6147        1088        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        1637        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         799         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         466         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        8881       3459     573  Uninet S.A. de C.V., MX
 12479        6850       1726     143  UNI2-AS, ES
  7545        5849        787     679  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5826       9993    2539  AMAZON-02, US
  9808        5202       8999      54  CMNET-GD Guangdong Mobile Communication
 11492        4665        309     793  CABLEONE, US
 22773        4088       3057     376  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 20940        3878       3210     545  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        6850         6707  UNI2-AS, ES
  7545        5849         5170  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5202         5148  CMNET-GD Guangdong Mobile Communication Co.Ltd.
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4665         3872  CABLEONE, US
 22773        4088         3712  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3612         3593  VIETEL-AS-AP Viettel Group, VN
  7713        3504         3448  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
 20940        3878         3333  AKAMAI-ASN1, NL
  6327        3370         3302  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     /14:1211    /15:2080    /16:13573   /17:8239    /18:13864   
/19:24982   /20:40745   /21:49718   /22:105944  /23:91776   /24:503484  
/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        5813        6850  UNI2-AS, ES
 11492        3606        4665  CABLEONE, US
  8151        3272        8881  Uninet S.A. de C.V., MX
  6327        3179        3370  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        3017        4088  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2758        3293  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2236        2582  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1928        2495  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)
----------------------------------------------

   1:1784      2:1052      3:145       4:19        5:3655      6:85     
   7:5         8:1537      9:1        11:172      12:1715     13:410    
  14:2249     15:115      16:24       17:370      18:124      20:130    
  21:4        22:188      23:5175     24:2425     25:2        27:2557   
  29:19       31:2369     32:112      34:1        35:47       36:1572   
  37:3914     38:2297     39:580      40:151      41:4265     42:887    
  43:2033     44:295      45:15512    46:3665     47:320      49:1656   
  50:1838     51:100      52:1307     54:283      55:738      56:4      
  57:57       58:1553     59:1041     60:932      61:2139     62:2346   
  63:1962     64:5358     65:2361     66:4938     67:2864     68:1165   
  69:4124     70:1358     71:678      72:3156     74:2625     75:1495   
  76:695      77:2039     78:1736     79:2633     80:1864     81:1528   
  82:1382     83:1166     84:1282     85:2829     86:723      87:1865   
  88:977      89:3047     90:503      91:7382     92:1818     93:2574   
  94:3133     95:3549     96:1298     97:347      98:979      99:952    
 100:75      101:1039    102:1893    103:27130   104:4060    105:2024   
 106:824     107:2374    108:734     109:3872    110:1918    111:2718   
 112:1889    113:1265    114:1484    115:1913    116:1833    117:2208   
 118:2155    119:1834    120:1101    121:979     122:2497    123:2142   
 124:1539    125:1867    128:1382    129:1231    130:905     131:2036   
 132:776     133:362     134:1862    135:316     136:785     137:862    
 138:2410    139:1196    140:760     141:1272    142:1198    143:1378   
 144:1269    145:326     146:1552    147:1421    148:2221    149:1487   
 150:830     151:1087    152:1666    153:428     154:3171    155:1327   
 156:1754    157:1184    158:999     159:2043    160:2390    161:1241   
 162:3345    163:1088    164:1653    165:1497    166:583     167:1656   
 168:3642    169:697     170:4342    171:806     172:2759    173:2948   
 174:1001    175:1115    176:3345    177:4545    178:3011    179:1930   
 180:2248    181:2680    182:3079    183:1543    184:2416    185:18961  
 186:4232    187:3190    188:3444    189:2912    190:8681    191:1309   
 192:10705   193:8388    194:6860    195:4887    196:3050    197:2643   
 198:6030    199:5934    200:7344    201:5497    202:10096   203:10037  
 204:4506    205:3392    206:4046    207:3350    208:4001    209:4728   
 210:3958    211:2241    212:3755    213:3385    214:1165    215:61     
 216:6393    217:2719    218:1068    219:459     220:1909    221:918    
 222:671     223:1775   

End of report


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