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

REN Routing Table Report cscora at frr.nsrc.org
Tue Sep 21 18:39:37 UTC 2021


Global R&E Routing Table Report   18:35 GMT Tue 21 Sep, 2021

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

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

BGP routing table entries examined:                              847431
    Prefixes after maximum aggregation (per Origin AS):          323232
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      414956
Total ASes present in the Internet Routing Table:                 71821
    Prefixes per ASN:                                             11.80
Origin-only ASes present in the Internet Routing Table:           61691
Origin ASes announcing only one prefix:                           25457
Transit ASes present in the Internet Routing Table:               10130
Transit-only ASes present in the Internet Routing Table:            342
Average AS path length visible in the Internet Routing Table:       5.6
    Max AS path length visible:                                      39
    Max AS path prepend of ASN (141827)                              33
Prefixes from unregistered ASNs in the Routing Table:               910
    Number of instances of unregistered ASNs:                       911
Number of 32-bit ASNs allocated by the RIRs:                      37280
Number of 32-bit ASNs visible in the Routing Table:               30907
Prefixes from 32-bit ASNs in the Routing Table:                  140625
Number of bogon 32-bit ASNs visible in the Routing Table:            31
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            470
Number of addresses announced to Internet:                   3058791680
    Equivalent to 182 /8s, 81 /16s and 117 /24s
    Percentage of available address space announced:               82.6
    Percentage of allocated address space announced:               82.6
    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:      286148

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

Prefixes being announced by APNIC Region ASes:                   215493
    Total APNIC prefixes after maximum aggregation:               63498
    APNIC Deaggregation factor:                                    3.39
Prefixes being announced from the APNIC address blocks:          211009
    Unique aggregates announced from the APNIC address blocks:    91437
APNIC Region origin ASes present in the Internet Routing Table:   11898
    APNIC Prefixes per ASN:                                       17.73
APNIC Region origin ASes announcing only one prefix:               3387
APNIC Region transit ASes present in the Internet Routing Table:   1659
Average APNIC Region AS path length visible:                        6.0
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7097
Number of APNIC addresses announced to Internet:              771698176
    Equivalent to 45 /8s, 255 /16s and 46 /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:                    251365
    Total ARIN prefixes after maximum aggregation:               114865
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           251250
    Unique aggregates announced from the ARIN address blocks:    120047
ARIN Region origin ASes present in the Internet Routing Table:    18838
    ARIN Prefixes per ASN:                                        13.34
ARIN Region origin ASes announcing only one prefix:                6854
ARIN Region transit ASes present in the Internet Routing Table:    1942
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:    4095
Number of ARIN addresses announced to Internet:              1291220224
    Equivalent to 76 /8s, 246 /16s and 117 /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:                    240730
    Total RIPE prefixes after maximum aggregation:               112459
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           236858
    Unique aggregates announced from the RIPE address blocks:    144965
RIPE Region origin ASes present in the Internet Routing Table:    28029
    RIPE Prefixes per ASN:                                         8.45
RIPE Region origin ASes announcing only one prefix:               12056
RIPE Region transit ASes present in the Internet Routing Table:    3931
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:   10399
Number of RIPE addresses announced to Internet:               711441664
    Equivalent to 42 /8s, 103 /16s and 189 /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:                  110694
    Total LACNIC prefixes after maximum aggregation:              26471
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         111648
    Unique aggregates announced from the LACNIC address blocks:   47118
LACNIC Region origin ASes present in the Internet Routing Table:  10779
    LACNIC Prefixes per ASN:                                      10.36
LACNIC Region origin ASes announcing only one prefix:              2652
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:                        29
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8437
Number of LACNIC addresses announced to Internet:             176201216
    Equivalent to 10 /8s, 128 /16s and 158 /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:                  28239
    Total AfriNIC prefixes after maximum aggregation:              5242
    AfriNIC Deaggregation factor:                                  5.39
Prefixes being announced from the AfriNIC address blocks:         36196
    Unique aggregates announced from the AfriNIC address blocks:  10973
AfriNIC Region origin ASes present in the Internet Routing Table:  1547
    AfriNIC Prefixes per ASN:                                     23.40
AfriNIC Region origin ASes announcing only one prefix:              508
AfriNIC Region transit ASes present in the Internet Routing Table:  304
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:  879
Number of AfriNIC addresses announced to Internet:            107891200
    Equivalent to 6 /8s, 110 /16s and 74 /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        5821        786     677  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5140       8999      54  CMNET-GD Guangdong Mobile Communication
  7552        3659       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3382       1023      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        2997       1897      56  VNPT-AS-VN VNPT Corp, VN
  4766        2245      11118     576  KIXS-AS-KR Korea Telecom, KR
  9498        2209        485     231  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2088       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C
  4755        2071        437     192  TATACOMM-AS TATA Communications formerl
 23969        1951        314      16  TOT-NET TOT Public Company Limited, TH

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        5584       9717    2463  AMAZON-02, US
 11492        4670        309     734  CABLEONE, US
 22773        4035       3039     314  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3961        264      32  VIASAT-SP-BACKBONE, US
 16625        3578       1848    2498  AKAMAI-AS, US
  6327        3364       1318      62  SHAW, CA
 30036        2587        374     185  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2528       5028     449  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2241       3032     504  CHARTER-20115, US
  5972        2166        489     787  DNIC-ASBLK-05800-06055, 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        6920       1726     143  UNI2-AS, ES
 20940        3789       3347     199  AKAMAI-ASN1, NL
  8551        3290        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3269        187      23  ALJAWWALSTC-AS, SA
 12389        2859       2279     894  ROSTELECOM-AS, RU
  9009        2517        262    1339  M247, GB
 34984        2226        357     600  TELLCOM-AS, TR
 61317        1751        265     965  ASDETUK www.heficed.com, GB
 58224        1641        891     570  TCI, IR
 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        8557       3453     576  Uninet S.A. de C.V., MX
 10620        3422        523     675  Telmex Colombia S.A., CO
 11830        2456        369      62  Instituto Costarricense de Electricidad
 13999        1693        373     460  Mega Cable, S.A. de C.V., MX
  6503        1516        359     478  Axtel, S.A.B. de C.V., MX
 28573        1453       2305     233  CLARO S.A., BR
  3816        1239        652     152  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1139       2351     136  TIM SA, BR
  6147        1089        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
 24863        1638        393      21  LINKdotNET-AS, EG
 24835        1548        503      32  RAYA-AS, EG
 36992        1288       1417     272  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         783         68      11  ORANGE-COTE-IVOIRE, CI
  6713         613       1863      34  IAM-AS, MA
 36935         583        522      40  Vodafone-, EG
 15399         504         49      29  WANANCHI-, KE
 37342         450         32       1  MOVITEL, MZ
 23889         438        232      16  MauritiusTelecom, MU

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        8557       3453     576  Uninet S.A. de C.V., MX
 12479        6920       1726     143  UNI2-AS, ES
  7545        5821        786     677  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5584       9717    2463  AMAZON-02, US
  9808        5140       8999      54  CMNET-GD Guangdong Mobile Communication
 11492        4670        309     734  CABLEONE, US
 22773        4035       3039     314  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3961        264      32  VIASAT-SP-BACKBONE, US
 20940        3789       3347     199  AKAMAI-ASN1, NL
  7552        3659       1330      19  VIETEL-AS-AP Viettel Group, VN

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        6920         6777  UNI2-AS, ES
  7545        5821         5144  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5140         5086  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 11492        4670         3936  CABLEONE, US
  7155        3961         3929  VIASAT-SP-BACKBONE, US
 22773        4035         3721  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3659         3640  VIETEL-AS-AP Viettel Group, VN
 20940        3789         3590  AKAMAI-ASN1, NL
  7713        3382         3326  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
  6327        3364         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
     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
    395056  UNALLOCATED  8.45.133.0/24             3356  LEVEL3, US
     32306  UNALLOCATED  8.46.80.0/24              3356  LEVEL3, US

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

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             1103  SURFNET-NL SURFnet, The Netherlands, NL

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.132.208.0/24      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 
37.140.244.0/24      Origin:     61317  ASDETUK www.heficed.com, GB
37.140.244.0/24     Transit:      3257  GTT-BACKBONE GTT, US
37.140.247.0/24      Origin:     61317  ASDETUK www.heficed.com, GB
37.140.247.0/24     Transit:      3257  GTT-BACKBONE GTT, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:40      /11:100     /12:300     
/13:592     /14:1206    /15:2071    /16:13499   /17:8183    /18:13788   
/19:24823   /20:40512   /21:49428   /22:105220  /23:90471   /24:497169  
/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        5842        6920  UNI2-AS, ES
 11492        3609        4670  CABLEONE, US
  6327        3176        3364  SHAW, CA
  7155        3049        3961  VIASAT-SP-BACKBONE, US
 22773        2998        4035  ASN-CXA-ALL-CCI-22773-RDC, US
  8151        2950        8557  Uninet S.A. de C.V., MX
 39891        2805        3269  ALJAWWALSTC-AS, SA
  8551        2755        3290  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2241        2587  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1891        2456  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)
----------------------------------------------

   1:1699      2:1098      3:145       4:20        5:3638      6:83     
   7:5         8:1515      9:1        11:164      12:1726     13:383    
  14:2240     15:105      16:23       17:355      18:113      20:130    
  21:4        22:188      23:5079     24:2416     25:2        27:2525   
  29:19       31:2334     32:113      33:1        34:1        35:47     
  36:1560     37:3883     38:2241     39:570      40:165      41:4207   
  42:739      43:2014     44:287      45:15305    46:3723     47:301    
  48:6        49:1600     50:1776     51:101      52:1286     54:249    
  55:747      56:4        57:56       58:1529     59:1027     60:929    
  61:2131     62:2291     63:1963     64:5349     65:2308     66:4968   
  67:2867     68:1158     69:4077     70:1363     71:676      72:3153   
  74:2619     75:1499     76:695      77:2009     78:1678     79:2620   
  80:1879     81:1554     82:1395     83:1151     84:1294     85:2829   
  86:735      87:1845     88:967      89:3001     90:512      91:7376   
  92:1839     93:2557     94:3150     95:3506     96:1301     97:345    
  98:978      99:958     100:76      101:1051    102:1845    103:26698  
 104:4013    105:445     106:820     107:2331    108:707     109:3870   
 110:1913    111:2698    112:1885    113:1244    114:1447    115:1884   
 116:1797    117:2181    118:2110    119:1818    120:1093    121:957    
 122:2436    123:2140    124:1531    125:1876    128:1328    129:1426   
 130:886     131:2013    132:739     133:357     134:1851    135:311    
 136:780     137:852     138:2392    139:1186    140:759     141:1215   
 142:1202    143:1368    144:1274    145:325     146:1551    147:1400   
 148:2131    149:1518    150:821     151:1092    152:1643    153:426    
 154:3091    155:1344    156:1749    157:1223    158:983     159:2011   
 160:2419    161:1253    162:3366    163:1104    164:1572    165:1453   
 166:579     167:1637    168:3658    169:703     170:4317    171:803    
 172:2735    173:2854    174:1001    175:1101    176:3290    177:4476   
 178:2997    179:1895    180:2219    181:2634    182:3082    183:1532   
 184:2416    185:18885   186:4227    187:3123    188:3327    189:2888   
 190:8607    191:1352    192:10722   193:8307    194:6773    195:4839   
 196:3004    197:2505    198:6019    199:5924    200:7356    201:5215   
 202:10082   203:9915    204:4511    205:3385    206:3784    207:3346   
 208:4027    209:4733    210:3944    211:2233    212:3757    213:3405   
 214:1169    215:64      216:6324    217:2606    218:1070    219:458    
 220:1629    221:921     222:672     223:1779   

End of report


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