[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view

REN Routing Table Report cscora at bgp.nsrc.org
Tue Nov 26 20:17:03 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 26 Nov, 2024

  IPv4 BGP Table (R&E) as seen at KREONet2.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/KREONet2/

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

BGP routing table entries examined:                              256681
    Prefixes after maximum aggregation (per Origin AS):          114263
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      139765
    Number of IPv4 prefixes with a valid ROA:                    112769
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         143890
Total ASes present in the Internet Routing Table:                 20385
    Prefixes per ASN:                                             12.59
Origin-only ASes present in the Internet Routing Table:           17526
Origin ASes announcing only one prefix:                            7855
Transit ASes present in the Internet Routing Table:                2859
Transit-only ASes present in the Internet Routing Table:            728
Paths with bogon ASNs present in the IPv4 Routing Table:              6
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN (265990)                              21
Prefixes from unregistered ASNs in the Routing Table:               327
    Number of instances of unregistered ASNs:                       328
Number of 32-bit ASNs allocated by the RIRs:                      45896
Number of 32-bit ASNs visible in the Routing Table:                7887
Prefixes from 32-bit ASNs in the Routing Table:                   29455
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            146
Number of addresses announced to Internet:                   1487487229
    Equivalent to 88 /8s, 169 /16s and 64 /24s
    Percentage of available address space announced:               40.2
    Percentage of allocated address space announced:               40.1
    Percentage of available address space allocated:              100.1
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:       82790

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

Prefixes being announced by APNIC Region ASes:                    31552
    Total APNIC prefixes after maximum aggregation:                7636
    APNIC Deaggregation factor:                                    4.13
Prefixes being announced from the APNIC address blocks:           30806
    Unique aggregates announced from the APNIC address blocks:     8612
APNIC Region origin ASes present in the Internet Routing Table:    1187
    APNIC Prefixes per ASN:                                       25.95
APNIC Region origin ASes announcing only one prefix:                472
APNIC Region transit ASes present in the Internet Routing Table:    211
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    514
Number of APNIC addresses announced to Internet:              172925804
    Equivalent to 10 /8s, 78 /16s and 163 /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, 131072-153913
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:                    116834
    Total ARIN prefixes after maximum aggregation:                62085
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           115628
    Unique aggregates announced from the ARIN address blocks:     66219
ARIN Region origin ASes present in the Internet Routing Table:     9085
    ARIN Prefixes per ASN:                                        12.73
ARIN Region origin ASes announcing only one prefix:                3788
ARIN Region transit ASes present in the Internet Routing Table:     839
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    2039
Number of ARIN addresses announced to Internet:               873918593
    Equivalent to 52 /8s, 22 /16s and 240 /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, 393216-402332
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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                     49662
    Total RIPE prefixes after maximum aggregation:                26491
    RIPE Deaggregation factor:                                     1.87
Prefixes being announced from the RIPE address blocks:            50900
    Unique aggregates announced from the RIPE address blocks:     36238
RIPE Region origin ASes present in the Internet Routing Table:     4727
    RIPE Prefixes per ASN:                                        10.77
RIPE Region origin ASes announcing only one prefix:                2009
RIPE Region transit ASes present in the Internet Routing Table:     710
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1865
Number of RIPE addresses announced to Internet:               302022096
    Equivalent to 18 /8s, 0 /16s and 125 /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
                       196608-216475
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        53/8,  57/8,  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:                   48206
    Total LACNIC prefixes after maximum aggregation:              14845
    LACNIC Deaggregation factor:                                   3.25
Prefixes being announced from the LACNIC address blocks:          47093
    Unique aggregates announced from the LACNIC address blocks:   22717
LACNIC Region origin ASes present in the Internet Routing Table:   4223
    LACNIC Prefixes per ASN:                                      11.15
LACNIC Region origin ASes announcing only one prefix:              1456
LACNIC Region transit ASes present in the Internet Routing Table:   880
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3319
Number of LACNIC addresses announced to Internet:              98143552
    Equivalent to 5 /8s, 217 /16s and 141 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + 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:                  10100
    Total AfriNIC prefixes after maximum aggregation:              2983
    AfriNIC Deaggregation factor:                                  3.39
Prefixes being announced from the AfriNIC address blocks:         12108
    Unique aggregates announced from the AfriNIC address blocks:   5855
AfriNIC Region origin ASes present in the Internet Routing Table:   303
    AfriNIC Prefixes per ASN:                                     39.96
AfriNIC Region origin ASes announcing only one prefix:              130
AfriNIC Region transit ASes present in the Internet Routing Table:   80
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  150
Number of AfriNIC addresses announced to Internet:             40401152
    Equivalent to 2 /8s, 104 /16s and 121 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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
  9808        9881       8752      84  CHINAMOBILE-CN China Mobile Communication
 56046        1564        804     184  CMNET-JIANGSU-AP China Mobile communicati
 56047        1498        192      50  CMNET-HUNAN-AP China Mobile communication
 56041        1491        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         810        177      48  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         778        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         599       2170     465  SINET-AS Research Organization of Informa
 17676         522       9887     160  GIGAINFRA SoftBank Corp., JP
 56040         486        489     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         483        497      69  CMNET-V4HENAN-AS-AP Henan Mobile Communic

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       11051      11962    3954  AMAZON-02, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3195      23566    2047  ATT-INTERNET4, US
   367        2502       3020    1178  DNIC-ASBLK-00306-00371, US
 22773        2472       2082     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2241        152    1381  USDA-1, US
 11776        1875        256     220  ATLANTICBB-JOHNSTOWN, US
  6167        1753       3437     433  CELLCO-PART, US
   209        1670       4895     295  CENTURYLINK-US-LEGACY-QWEST, US
 36352        1535        163     808  AS-COLOCROSSING, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 39891        3205        195      65  ALJAWWALSTC-AS, SA
 20940        1332        104    1063  AKAMAI-ASN1, NL
  3215         887       4814     288  France Telecom - Orange, FR
  3257         792       2072     689  GTT-BACKBONE GTT, US
  8376         649         57      28  Jordan Data Communications, JO
  8452         627       1757     122  TE-AS TE-AS, EG
 25019         615        999     130  SAUDINETSTC-AS, SA
212238         588         43     522  CDNEXT, GB
  3320         578       8322     489  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        5632       1555     878  UNINET, MX
 11830        1988        369      64  Instituto Costarricense de Electricidad y
 10620        1746        260    1226  Telmex Colombia S.A., CO
  3816        1323        781     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1115        371      22  Telefonica del Peru S.A.A., PE
 26615        1014       2503      53  TIM SA, BR
 18881         866       1128      28  TELEFONICA BRASIL S.A, BR
 27651         702        106      32  ENTEL CHILE S.A., CL
 28006         646         77     295  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         541       2865      73  TELEFONICA BRASIL S.A, BR

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1411        389      16  LINKdotNET-AS, EG
 20011         942        165     258  INTERNET-SOLUTIONS, ZA
 24835         759        369     161  RAYA-AS, EG
 37069         636       1047      14  MOBINIL, EG
 29571         584         52     287  ORANGE-COTE-IVOIRE, CI
 36992         581        968     267  ETISALAT-MISR, EG
 36935         566        125     174  Vodafone-, EG
 36914         550         82       3  KENET-AS, KE
 36903         458        215     311  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       11051      11962    3954  AMAZON-02, US
  9808        9881       8752      84  CHINAMOBILE-CN China Mobile Communication
  8151        5632       1555     878  UNINET, MX
   749        3261      54895    2508  DNIC-AS-00749, US
 39891        3205        195      65  ALJAWWALSTC-AS, SA
  7018        3195      23566    2047  ATT-INTERNET4, US
   367        2502       3020    1178  DNIC-ASBLK-00306-00371, US
 22773        2472       2082     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2241        152    1381  USDA-1, US
 11830        1988        369      64  Instituto Costarricense de Electricidad y

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9881         9797  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5632         4754  UNINET, MX
 39891        3205         3140  ALJAWWALSTC-AS, SA
 11830        1988         1924  Instituto Costarricense de Electricidad y Telec
 22773        2472         1760  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1875         1655  ATLANTICBB-JOHNSTOWN, US
 56047        1498         1448  CMNET-HUNAN-AP China Mobile communications corp
 56041        1491         1415  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1411         1395  LINKdotNET-AS, EG
 56046        1564         1380  CMNET-JIANGSU-AP China Mobile communications co

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
     53966  UNALLOCATED  8.39.98.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            7018  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-spar

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

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.154.248.0/24      Origin:     54641  IMH-IAD, US
23.154.248.0/24     Transit:      3356  LEVEL3, US
41.78.60.0/22        Origin:      6762  SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22       Transit:      2914  NTT-LTD-2914, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/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        /8:13       /9:10      /10:28      /11:38      /12:137     
/13:194     /14:523     /15:1023    /16:6827    /17:3364    /18:4059    
/19:7409    /20:12177   /21:15057   /22:27336   /23:27710   /24:150567  
/25:52      /26:72      /27:37      /28:19      /29:16      /30:10      
/31:0       /32:3       

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
  8151        2917        5632  UNINET, MX
 39891        2321        3205  ALJAWWALSTC-AS, SA
 16509        2270       11051  AMAZON-02, US
 22773        1869        2472  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1686        1988  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1460        3195  ATT-INTERNET4, US
 10620         982        1746  Telmex Colombia S.A., CO
   209         949        1670  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1875  ATLANTICBB-JOHNSTOWN, US
 19901         883        1054  BRSPD-PUBLIC, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:65        2:537       3:522       4:5         5:1076      6:153    
   7:5         8:664      11:171      12:1002     13:299      14:115    
  15:296      16:234      17:5        18:870      20:130      21:4      
  22:188      23:2288     24:661      27:36       29:19       31:417    
  32:19       34:9        35:102      36:1217     37:686      38:1693   
  39:537      40:53       41:999      42:218      43:209      44:32     
  45:3775     46:1034     47:94       49:29       50:362      51:371    
  52:1406     54:274      55:950      56:8        57:17       58:36     
  59:29       60:15       61:63       62:539      63:765      64:1754   
  65:1143     66:1568     67:980      68:536      69:1149     70:302    
  71:209      72:599      74:916      75:424      76:258      77:433    
  78:598      79:291      80:332      81:397      82:351      83:193    
  84:335      85:483      86:231      87:214      88:256      89:822    
  90:96       91:1057     92:635      93:848      94:808      95:677    
  96:221      97:55       98:529      99:164     100:27      101:25     
 102:338     103:1179    104:1065    105:83      106:50      107:1219   
 108:488     109:415     110:42      111:1873    112:466     113:44     
 114:54      115:20      116:46      117:982     118:166     119:118    
 120:1143    121:44      122:145     123:154     124:65      125:21     
 128:456     129:325     130:673     131:938     132:573     133:209    
 134:471     135:108     136:549     137:585     138:1012    139:408    
 140:680     141:453     142:919     143:702     144:414     145:91     
 146:633     147:501     148:714     149:645     150:333     151:636    
 152:674     153:135     154:776     155:750     156:790     157:381    
 158:480     159:669     160:639     161:558     162:894     163:396    
 164:744     165:810     166:604     167:643     168:1559    169:145    
 170:1570    171:104     172:1169    173:762     174:296     175:54     
 176:373     177:1082    178:478     179:842     180:89      181:1867   
 182:48      183:861     184:453     185:3299    186:2322    187:1015   
 188:784     189:1442    190:4925    191:485     192:4945    193:1915   
 194:1333    195:937     196:794     197:1649    198:2565    199:4592   
 200:3943    201:3192    202:1100    203:689     204:2106    205:2015   
 206:1629    207:1425    208:1307    209:1942    210:319     211:427    
 212:948     213:740     214:1052    215:42      216:2423    217:497    
 218:519     219:23      220:31      221:301     222:29      223:704    


End of report


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