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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Mar 11 20:16:33 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 11 Mar, 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:                              183561
    Prefixes after maximum aggregation (per Origin AS):           80153
    Deaggregation factor:                                          2.29
    Unique aggregates announced (without unneeded subnets):      100839
    Number of IPv4 prefixes with a valid ROA:                     69124
    Number of IPv4 prefixes with an invalid ROA:                     81
    Number of IPv4 prefixes with no ROA:                         114356
Total ASes present in the Internet Routing Table:                 15468
    Prefixes per ASN:                                             11.87
Origin-only ASes present in the Internet Routing Table:           13358
Origin ASes announcing only one prefix:                            6095
Transit ASes present in the Internet Routing Table:                2110
Transit-only ASes present in the Internet Routing Table:            580
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      28
    Max AS path prepend of ASN (265990)                              21
Prefixes from unregistered ASNs in the Routing Table:               212
    Number of instances of unregistered ASNs:                       212
Number of 32-bit ASNs allocated by the RIRs:                      43819
Number of 32-bit ASNs visible in the Routing Table:                5571
Prefixes from 32-bit ASNs in the Routing Table:                   18504
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:             82
Number of addresses announced to Internet:                   1034383033
    Equivalent to 61 /8s, 167 /16s and 110 /24s
    Percentage of available address space announced:               27.9
    Percentage of allocated address space announced:               27.9
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:       53844

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

Prefixes being announced by APNIC Region ASes:                    28799
    Total APNIC prefixes after maximum aggregation:                6523
    APNIC Deaggregation factor:                                    4.41
Prefixes being announced from the APNIC address blocks:           28523
    Unique aggregates announced from the APNIC address blocks:     7567
APNIC Region origin ASes present in the Internet Routing Table:    1094
    APNIC Prefixes per ASN:                                       26.07
APNIC Region origin ASes announcing only one prefix:                445
APNIC Region transit ASes present in the Internet Routing Table:    180
Average APNIC Region AS path length visible:                        6.3
    Max APNIC Region AS path length visible:                         18
Number of APNIC region 32-bit ASNs visible in the Routing Table:    471
Number of APNIC addresses announced to Internet:              171187080
    Equivalent to 10 /8s, 52 /16s and 27 /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:                     82090
    Total ARIN prefixes after maximum aggregation:                44658
    ARIN Deaggregation factor:                                     1.84
Prefixes being announced from the ARIN address blocks:            81010
    Unique aggregates announced from the ARIN address blocks:     50354
ARIN Region origin ASes present in the Internet Routing Table:     7184
    ARIN Prefixes per ASN:                                        11.28
ARIN Region origin ASes announcing only one prefix:                3075
ARIN Region transit ASes present in the Internet Routing Table:     641
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1464
Number of ARIN addresses announced to Internet:               604951393
    Equivalent to 36 /8s, 14 /16s and 211 /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:                     35228
    Total RIPE prefixes after maximum aggregation:                16654
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:            35646
    Unique aggregates announced from the RIPE address blocks:     23713
RIPE Region origin ASes present in the Internet Routing Table:     3272
    RIPE Prefixes per ASN:                                        10.89
RIPE Region origin ASes announcing only one prefix:                1406
RIPE Region transit ASes present in the Internet Routing Table:     509
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1205
Number of RIPE addresses announced to Internet:               155428560
    Equivalent to 9 /8s, 67 /16s and 166 /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,
                        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:                   32390
    Total LACNIC prefixes after maximum aggregation:              10246
    LACNIC Deaggregation factor:                                   3.16
Prefixes being announced from the LACNIC address blocks:          32157
    Unique aggregates announced from the LACNIC address blocks:   15841
LACNIC Region origin ASes present in the Internet Routing Table:   3039
    LACNIC Prefixes per ASN:                                      10.58
LACNIC Region origin ASes announcing only one prefix:              1078
LACNIC Region transit ASes present in the Internet Routing Table:   614
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2324
Number of LACNIC addresses announced to Internet:              73946368
    Equivalent to 4 /8s, 104 /16s and 85 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                   4842
    Total AfriNIC prefixes after maximum aggregation:              1897
    AfriNIC Deaggregation factor:                                  2.55
Prefixes being announced from the AfriNIC address blocks:          6143
    Unique aggregates announced from the AfriNIC address blocks:   3284
AfriNIC Region origin ASes present in the Internet Routing Table:   210
    AfriNIC Prefixes per ASN:                                     29.25
AfriNIC Region origin ASes announcing only one prefix:               91
AfriNIC Region transit ASes present in the Internet Routing Table:   64
Average AfriNIC Region AS path length visible:                      5.5
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  107
Number of AfriNIC addresses announced to Internet:             28822016
    Equivalent to 1 /8s, 183 /16s and 202 /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
  9808        9626       8739      51  CHINAMOBILE-CN China Mobile Communicati
 56047        1470        188      34  CMNET-HUNAN-AP China Mobile communicati
 56046        1450        874     110  CMNET-JIANGSU-AP China Mobile communica
 56041        1436        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         778        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         761        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
  2907         601       2162     465  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
  7497         441        180      23  CSTNET-AS-AP Computer Network Informati
 56040         434        488     105  CMNET-GUANGDONG-AP China Mobile communi

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        9662      11324    3342  AMAZON-02, US
   749        3199      54920    2451  DNIC-AS-00749, US
   367        2920       3633    1410  DNIC-ASBLK-00306-00371, US
 11776        1856        256     219  ATLANTICBB-JOHNSTOWN, US
   209        1706       4899     321  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1433        393     645  DNIC-ASBLK-05800-06055, US
  4155        1418         92    1085  USDA-1, US
  7979         997         66     198  SERVERS-COM, US
   855         958        255      82  CANET-ASN-4, CA
 16625         887        413     818  AKAMAI-AS, 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        4758        286      60  ALJAWWALSTC-AS, SA
 20940        1299        110    1058  AKAMAI-ASN1, NL
  3215         897       4811     298  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         722         60      22  Jordan Data Communications, JO
  8452         591       1841      11  TE-AS TE-AS, EG
 51167         438         81     185  CONTABO, DE
 35819         428        435      76  MOBILY-AS Etihad Etisalat Company Mobil
 20978         420        196      13  TT_MOBIL Istanbul, TR
 34984         415         60     341  TELLCOM-AS, TR

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        5344       1526     929  UNINET, MX
  3816        1311        787     198  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 11830        1036        324       5  Instituto Costarricense de Electricidad
 18881         993       1120      28  TELEFONICA BRASIL S.A, BR
 11664         591        108     224  Techtel LMDS Comunicaciones Interactiva
 26599         570       2941      45  TELEFONICA BRASIL S.A, BR
 10620         515         69     430  Telmex Colombia S.A., CO
 13999         482         66     207  Mega Cable, S.A. de C.V., MX
 14117         351         61      13  Telefonica del Sur S.A., CL

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         686        240     189  LINKdotNET-AS, EG
 29571         531         38     260  ORANGE-COTE-IVOIRE, CI
 36992         474        671     291  ETISALAT-MISR, EG
  2018         380        319      71  TENET-1, ZA
 36935         267         67      80  Vodafone-, EG
 36914         208         82       3  KENET-AS, KE
 24835         199        162     115  RAYA-AS, EG
327687         162         28       3  RENU, UG
 37492         156        471      44  ORANGE-, TN
 37693         145        595      51  TUNISIANA, TN

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        9662      11324    3342  AMAZON-02, US
  9808        9626       8739      51  CHINAMOBILE-CN China Mobile Communicati
  8151        5344       1526     929  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3199      54920    2451  DNIC-AS-00749, US
   367        2920       3633    1410  DNIC-ASBLK-00306-00371, US
 11776        1856        256     219  ATLANTICBB-JOHNSTOWN, US
   209        1706       4899     321  CENTURYLINK-US-LEGACY-QWEST, US
 56047        1470        188      34  CMNET-HUNAN-AP China Mobile communicati
 56046        1450        874     110  CMNET-JIANGSU-AP China Mobile communica

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        9626         9575  CHINAMOBILE-CN China Mobile Communications Grou
 39891        4758         4698  ALJAWWALSTC-AS, SA
  8151        5344         4415  UNINET, MX
 11776        1856         1637  ATLANTICBB-JOHNSTOWN, US
   367        2920         1510  DNIC-ASBLK-00306-00371, US
 56047        1470         1436  CMNET-HUNAN-AP China Mobile communications corp
   209        1706         1385  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1436         1363  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1450         1340  CMNET-JIANGSU-AP China Mobile communications co
  3816        1311         1113  COLOMBIA TELECOMUNICACIONES S.A. ESP, 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
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
     30442  UNALLOCATED  12.155.208.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.231.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.235.0/24           7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.180.92.0/22            7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.180.244.0/23           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             1835  FSKNET-DK Forskningsnettet - Danish network for

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

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

Unassigned Network     ASN Information  AS Name
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
41.77.208.0/22       Origin:     37475  RESERVED, ZZ
41.77.208.0/22      Transit:     15964  CAMNET-AS, CM
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
41.78.204.0/22       Origin:     37475  RESERVED, ZZ
41.78.204.0/22      Transit:     15964  CAMNET-AS, CM

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        /8:11       /9:4       /10:14      /11:27      /12:73      
/13:111     /14:335     /15:671     /16:5366    /17:2508    /18:2589    
/19:5324    /20:8634    /21:10764   /22:19659   /23:20148   /24:107065  
/25:81      /26:51      /27:67      /28:19      /29:21      /30:14      
/31:0       /32:5       

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

   ASN  No of nets  Total ann.  Description
 39891        3440        4758  ALJAWWALSTC-AS, SA
  8151        2944        5344  UNINET, MX
 16509        2035        9662  AMAZON-02, US
   209         962        1706  CENTURYLINK-US-LEGACY-QWEST, US
 11776         893        1856  ATLANTICBB-JOHNSTOWN, US
 11830         877        1036  Instituto Costarricense de Electricidad y Telec
 19901         687         825  BRSPD-PUBLIC, US
  6147         686        1088  Telefonica del Peru S.A.A., PE
  8376         562         722  Jordan Data Communications, JO
  7979         446         997  SERVERS-COM, US

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

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

   1:8         2:470       3:275       5:1080      6:148       7:5      
   8:620      11:171      12:257      13:322      14:99       15:281    
  16:174      17:6        18:690      20:32       21:4        22:188    
  23:1823     24:394      25:2        27:17       29:19       31:168    
  32:1        34:3        35:53       36:1114     37:552      38:843    
  39:523      40:8        41:563      42:21       43:183      44:30     
  45:2277     46:571      47:100      49:10       50:251      51:468    
  52:1355     54:273      55:884      57:16       58:6        59:34     
  60:19       61:63       62:338      63:460      64:1446     65:798    
  66:1220     67:675      68:163      69:713      70:151      71:191    
  72:375      74:720      75:389      76:207      77:268      78:532    
  79:161      80:195      81:189      82:165      83:99       84:183    
  85:319      86:146      87:147      88:100      89:474      90:98     
  91:511      92:398      93:781      94:483      95:1089     96:165    
  97:30       98:126      99:145     100:21      101:28      102:179    
 103:1049    104:685     105:146     106:2       107:221     108:294    
 109:226     110:29      111:1747    112:447     113:40      114:32     
 115:11      116:33      117:945     118:52      119:95      120:1089   
 121:31      122:81      123:22      124:57      125:12      128:382    
 129:279     130:510     131:781     132:500     133:264     134:321    
 135:68      136:356     137:452     138:730     139:400     140:569    
 141:323     142:690     143:574     144:317     145:62      146:460    
 147:320     148:608     149:508     150:340     151:535     152:363    
 153:118     154:441     155:677     156:367     157:222     158:317    
 159:529     160:658     161:420     162:698     163:294     164:617    
 165:379     166:100     167:378     168:964     169:154     170:1213   
 171:62      172:876     173:617     174:107     175:46      176:419    
 177:702     178:338     179:496     180:43      181:1002    182:12     
 183:853     184:196     185:2190    186:1035    187:768     188:484    
 189:1095    190:2985    191:185     192:3681    193:1203    194:777    
 195:550     196:444     197:463     198:1904    199:3208    200:2740   
 201:2583    202:921     203:602     204:1759    205:1632    206:1128   
 207:1056    208:976     209:1407    210:289     211:422     212:693    
 213:565     214:1060    215:37      216:1695    217:301     218:515    
 219:19      220:30      221:294     222:18      223:626    

End of report


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