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

REN Routing Table Report cscora at frr.nsrc.org
Tue Oct 19 18:39:55 UTC 2021


Global R&E Routing Table Report   18:35 GMT Tue 19 Oct, 2021

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

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

BGP routing table entries examined:                              857137
    Prefixes after maximum aggregation (per Origin AS):          327295
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      418998
Total ASes present in the Internet Routing Table:                 72102
    Prefixes per ASN:                                             11.89
Origin-only ASes present in the Internet Routing Table:           61910
Origin ASes announcing only one prefix:                           25515
Transit ASes present in the Internet Routing Table:               10192
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:               944
    Number of instances of unregistered ASNs:                       945
Number of 32-bit ASNs allocated by the RIRs:                      37554
Number of 32-bit ASNs visible in the Routing Table:               31178
Prefixes from 32-bit ASNs in the Routing Table:                  142410
Number of bogon 32-bit ASNs visible in the Routing Table:            36
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            576
Number of addresses announced to Internet:                   3070712576
    Equivalent to 183 /8s, 7 /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:      290031

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

Prefixes being announced by APNIC Region ASes:                   217857
    Total APNIC prefixes after maximum aggregation:               63859
    APNIC Deaggregation factor:                                    3.41
Prefixes being announced from the APNIC address blocks:          213370
    Unique aggregates announced from the APNIC address blocks:    92254
APNIC Region origin ASes present in the Internet Routing Table:   11976
    APNIC Prefixes per ASN:                                       17.82
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:   7181
Number of APNIC addresses announced to Internet:              772072192
    Equivalent to 46 /8s, 4 /16s and 227 /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:                    254184
    Total ARIN prefixes after maximum aggregation:               117249
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           253948
    Unique aggregates announced from the ARIN address blocks:    121736
ARIN Region origin ASes present in the Internet Routing Table:    18914
    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:    4159
Number of ARIN addresses announced to Internet:              1301472768
    Equivalent to 77 /8s, 146 /16s and 230 /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:                    241947
    Total RIPE prefixes after maximum aggregation:               113431
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:           237972
    Unique aggregates announced from the RIPE address blocks:    145934
RIPE Region origin ASes present in the Internet Routing Table:    28100
    RIPE Prefixes per ASN:                                         8.47
RIPE Region origin ASes announcing only one prefix:               12101
RIPE Region transit ASes present in the Internet Routing Table:    3940
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:   10483
Number of RIPE addresses announced to Internet:               712070400
    Equivalent to 42 /8s, 113 /16s and 85 /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:                  111608
    Total LACNIC prefixes after maximum aggregation:              26720
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         112512
    Unique aggregates announced from the LACNIC address blocks:   47448
LACNIC Region origin ASes present in the Internet Routing Table:  10786
    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:  2117
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:  8455
Number of LACNIC addresses announced to Internet:             176477440
    Equivalent to 10 /8s, 132 /16s and 213 /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:                  30597
    Total AfriNIC prefixes after maximum aggregation:              5321
    AfriNIC Deaggregation factor:                                  5.75
Prefixes being announced from the AfriNIC address blocks:         38759
    Unique aggregates announced from the AfriNIC address blocks:  11124
AfriNIC Region origin ASes present in the Internet Routing Table:  1572
    AfriNIC Prefixes per ASN:                                     24.66
AfriNIC Region origin ASes announcing only one prefix:              522
AfriNIC Region transit ASes present in the Internet Routing Table:  315
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:  900
Number of AfriNIC addresses announced to Internet:            108232960
    Equivalent to 6 /8s, 115 /16s and 129 /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        5843        787     682  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5610       8999      54  CMNET-GD Guangdong Mobile Communication
  7552        3621       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3504       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3044       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        5786       9987    2524  AMAZON-02, US
 11492        4668        309     783  CABLEONE, US
 22773        4086       3057     376  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3638       1882    2535  AKAMAI-AS, US
  6327        3370       1318      68  SHAW, CA
 30036        2584        373     195  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2532       5027     450  CENTURYLINK-US-LEGACY-QWEST, US
   749        2458      50709    1714  DNIC-AS-00749, US
 20115        2242       3032     504  CHARTER-20115, 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        6865       1726     143  UNI2-AS, ES
 20940        3877       3209     540  AKAMAI-ASN1, NL
  8551        3292        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2900       2283     896  ROSTELECOM-AS, RU
  9009        2505        260    1324  M247, GB
 34984        2241        358     603  TELLCOM-AS, TR
 58224        1695        902     580  TCI, IR
 61317        1659        225     914  ASDETUK www.heficed.com, GB
 13188        1609        100      34  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        8888       3461     574  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        1636        302     460  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        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        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         800         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        8888       3461     574  Uninet S.A. de C.V., MX
 12479        6865       1726     143  UNI2-AS, ES
  7545        5843        787     682  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5786       9987    2524  AMAZON-02, US
  9808        5610       8999      54  CMNET-GD Guangdong Mobile Communication
 11492        4668        309     783  CABLEONE, US
 22773        4086       3057     376  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 20940        3877       3209     540  AKAMAI-ASN1, NL
 16625        3638       1882    2535  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        6865         6722  UNI2-AS, ES
  9808        5610         5556  CMNET-GD Guangdong Mobile Communication Co.Ltd.
  7545        5843         5161  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4668         3885  CABLEONE, US
 22773        4086         3710  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3621         3602  VIETEL-AS-AP Viettel Group, VN
  7713        3504         3448  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
 20940        3877         3337  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
23.189.48.0/24       Origin:    399788  QUADSTATE-NET, US
23.189.48.0/24      Transit:     23248  PPS, 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

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    /16:13574   /17:8239    /18:13872   
/19:25020   /20:40791   /21:49846   /22:105941  /23:91880   /24:503620  
/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        5827        6865  UNI2-AS, ES
 11492        3607        4668  CABLEONE, US
  8151        3278        8888  Uninet S.A. de C.V., MX
  6327        3179        3370  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        3015        4086  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2757        3292  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)
----------------------------------------------

   1:1809      2:1052      3:145       4:19        5:3655      6:85     
   7:5         8:1537      9:1        11:172      12:1716     13:401    
  14:2245     15:115      16:24       17:370      18:123      20:130    
  21:4        22:188      23:5188     24:2417     25:2        27:2551   
  29:19       31:2371     32:112      34:1        35:47       36:1570   
  37:3911     38:2297     39:577      40:151      41:4294     42:895    
  43:2034     44:293      45:15517    46:3660     47:320      49:1646   
  50:1835     51:100      52:1305     54:283      55:739      56:4      
  57:57       58:1565     59:1035     60:927      61:2136     62:2347   
  63:1965     64:5358     65:2354     66:4927     67:2866     68:1164   
  69:4116     70:1359     71:678      72:3161     74:2634     75:1495   
  76:696      77:2042     78:1738     79:2630     80:1868     81:1530   
  82:1386     83:1164     84:1284     85:2828     86:723      87:1868   
  88:977      89:3059     90:504      91:7389     92:1829     93:2570   
  94:3131     95:3551     96:1298     97:347      98:968      99:952    
 100:75      101:1039    102:1887    103:27130   104:4055    105:2024   
 106:824     107:2374    108:734     109:3867    110:1924    111:2738   
 112:1902    113:1263    114:1484    115:1906    116:1833    117:2189   
 118:2154    119:1835    120:1115    121:980     122:2494    123:2141   
 124:1538    125:1870    128:1391    129:1246    130:903     131:2063   
 132:776     133:362     134:1879    135:317     136:788     137:862    
 138:2406    139:1202    140:820     141:1282    142:1198    143:1394   
 144:1268    145:326     146:1549    147:1445    148:2222    149:1471   
 150:831     151:1089    152:1666    153:429     154:3183    155:1364   
 156:1750    157:1183    158:1001    159:2042    160:2393    161:1241   
 162:3343    163:1090    164:1651    165:1489    166:585     167:1650   
 168:3642    169:705     170:4347    171:806     172:2759    173:2960   
 174:1001    175:1114    176:3346    177:4561    178:3014    179:1939   
 180:2249    181:2680    182:3078    183:1545    184:2415    185:18989  
 186:4220    187:3181    188:3450    189:2912    190:8676    191:1331   
 192:10705   193:8396    194:6876    195:4894    196:3045    197:2659   
 198:6031    199:5936    200:7338    201:5496    202:10104   203:10048  
 204:4507    205:3395    206:3786    207:3362    208:3990    209:4729   
 210:3955    211:2250    212:3752    213:3382    214:1165    215:62     
 216:6357    217:2713    218:1082    219:459     220:1908    221:917    
 222:662     223:1803   

End of report


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