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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jun 1 20:16:50 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 01 Jun, 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:                              193482
    Prefixes after maximum aggregation (per Origin AS):           85232
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      106705
    Number of IPv4 prefixes with a valid ROA:                     77749
    Number of IPv4 prefixes with an invalid ROA:                     20
    Number of IPv4 prefixes with no ROA:                         115713
Total ASes present in the Internet Routing Table:                 16203
    Prefixes per ASN:                                             11.94
Origin-only ASes present in the Internet Routing Table:           13989
Origin ASes announcing only one prefix:                            6426
Transit ASes present in the Internet Routing Table:                2214
Transit-only ASes present in the Internet Routing Table:            614
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.9
    Max AS path length visible:                                      27
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               256
    Number of instances of unregistered ASNs:                       256
Number of 32-bit ASNs allocated by the RIRs:                      44632
Number of 32-bit ASNs visible in the Routing Table:                5844
Prefixes from 32-bit ASNs in the Routing Table:                   20349
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:            113
Number of addresses announced to Internet:                   1124013981
    Equivalent to 66 /8s, 255 /16s and 23 /24s
    Percentage of available address space announced:               30.4
    Percentage of allocated address space announced:               30.4
    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:       57225

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

Prefixes being announced by APNIC Region ASes:                    30597
    Total APNIC prefixes after maximum aggregation:                7316
    APNIC Deaggregation factor:                                    4.18
Prefixes being announced from the APNIC address blocks:           30071
    Unique aggregates announced from the APNIC address blocks:     8295
APNIC Region origin ASes present in the Internet Routing Table:    1200
    APNIC Prefixes per ASN:                                       25.06
APNIC Region origin ASes announcing only one prefix:                495
APNIC Region transit ASes present in the Internet Routing Table:    209
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    538
Number of APNIC addresses announced to Internet:              201721452
    Equivalent to 12 /8s, 6 /16s and 6 /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:                     89143
    Total ARIN prefixes after maximum aggregation:                48597
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            87790
    Unique aggregates announced from the ARIN address blocks:     54827
ARIN Region origin ASes present in the Internet Routing Table:     7495
    ARIN Prefixes per ASN:                                        11.71
ARIN Region origin ASes announcing only one prefix:                3249
ARIN Region transit ASes present in the Internet Routing Table:     673
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:    1549
Number of ARIN addresses announced to Internet:               655923041
    Equivalent to 39 /8s, 24 /16s and 151 /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,  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:                     37605
    Total RIPE prefixes after maximum aggregation:                17782
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:            38381
    Unique aggregates announced from the RIPE address blocks:     25832
RIPE Region origin ASes present in the Internet Routing Table:     3532
    RIPE Prefixes per ASN:                                        10.87
RIPE Region origin ASes announcing only one prefix:                1513
RIPE Region transit ASes present in the Internet Routing Table:     547
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          25
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1306
Number of RIPE addresses announced to Internet:               163205328
    Equivalent to 9 /8s, 186 /16s and 80 /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:                   30807
    Total LACNIC prefixes after maximum aggregation:               9526
    LACNIC Deaggregation factor:                                   3.23
Prefixes being announced from the LACNIC address blocks:          30548
    Unique aggregates announced from the LACNIC address blocks:   14684
LACNIC Region origin ASes present in the Internet Routing Table:   3031
    LACNIC Prefixes per ASN:                                      10.08
LACNIC Region origin ASes announcing only one prefix:              1075
LACNIC Region transit ASes present in the Internet Routing Table:   603
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:  2325
Number of LACNIC addresses announced to Internet:              72951808
    Equivalent to 4 /8s, 89 /16s and 40 /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:                   5074
    Total AfriNIC prefixes after maximum aggregation:              1835
    AfriNIC Deaggregation factor:                                  2.77
Prefixes being announced from the AfriNIC address blocks:          6579
    Unique aggregates announced from the AfriNIC address blocks:   2968
AfriNIC Region origin ASes present in the Internet Routing Table:   234
    AfriNIC Prefixes per ASN:                                     28.12
AfriNIC Region origin ASes announcing only one prefix:               94
AfriNIC Region transit ASes present in the Internet Routing Table:   71
Average AfriNIC Region AS path length visible:                      6.3
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  126
Number of AfriNIC addresses announced to Internet:             30151424
    Equivalent to 1 /8s, 204 /16s and 19 /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        9648       8742      63  CHINAMOBILE-CN China Mobile Communicati
 56047        1507        192      48  CMNET-HUNAN-AP China Mobile communicati
 56046        1482        874     109  CMNET-JIANGSU-AP China Mobile communica
 56041        1453        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         789        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         762        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         717      10639     152  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Infor
 56040         491        490     109  CMNET-GUANGDONG-AP China Mobile communi
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun

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        9968      11390    3525  AMAZON-02, US
   749        3222      54904    2474  DNIC-AS-00749, US
   367        2837       3383    1288  DNIC-ASBLK-00306-00371, US
  4155        1867        120    1266  USDA-1, US
 11776        1862        256     220  ATLANTICBB-JOHNSTOWN, US
   209        1699       4898     311  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1601        106     892  CABLEONE, US
  5972        1330        386     602  DNIC-ASBLK-05800-06055, US
  7979         995         65     203  SERVERS-COM, US
   855         956        271      83  CANET-ASN-4, CA

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        1282        104    1038  AKAMAI-ASN1, NL
  3215         926       4906     284  France Telecom - Orange, FR
 25019         821       1044     145  SAUDINETSTC-AS, SA
  8376         712         60      22  Jordan Data Communications, JO
  8452         621       1841      10  TE-AS TE-AS, EG
 51167         534        102     230  CONTABO, DE
212238         508         37     441  CDNEXT, GB
 20978         420        196      13  TT_MOBIL Istanbul, TR
 35819         417        421      65  MOBILY-AS Etihad Etisalat Company Mobil

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        5596       1592     748  UNINET, MX
  3816        1322        784     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 11830        1038        324       5  Instituto Costarricense de Electricidad
 18881         758       1126      30  TELEFONICA BRASIL S.A, BR
 26599         550       2827      83  TELEFONICA BRASIL S.A, BR
 13999         481         65     211  Mega Cable, S.A. de C.V., MX
 22047         403        342      16  VTR BANDA ANCHA S.A., CL
 10620         381         47     316  Telmex Colombia S.A., CO
 27983         237         23     127  Red Intercable Digital S.A., AR

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         619        206     256  LINKdotNET-AS, EG
 24835         392        396      29  RAYA-AS, EG
  2018         365        319      71  TENET-1, ZA
 36935         317        518      27  Vodafone-, EG
 29571         316         44     120  ORANGE-COTE-IVOIRE, CI
 36914         247         82       3  KENET-AS, KE
 36992         183        231     158  ETISALAT-MISR, EG
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 24757         138         37      52  EthioNet-AS, ET

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        9968      11390    3525  AMAZON-02, US
  9808        9648       8742      63  CHINAMOBILE-CN China Mobile Communicati
  8151        5596       1592     748  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3222      54904    2474  DNIC-AS-00749, US
   367        2837       3383    1288  DNIC-ASBLK-00306-00371, US
  4155        1867        120    1266  USDA-1, US
 11776        1862        256     220  ATLANTICBB-JOHNSTOWN, US
   209        1699       4898     311  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1601        106     892  CABLEONE, US

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        9648         9585  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5596         4848  UNINET, MX
 39891        4758         4698  ALJAWWALSTC-AS, SA
 11776        1862         1642  ATLANTICBB-JOHNSTOWN, US
   367        2837         1549  DNIC-ASBLK-00306-00371, US
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   209        1699         1388  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1453         1380  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1482         1373  CMNET-JIANGSU-AP China Mobile communications co
  3816        1322         1126  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
     46639  UNALLOCATED  8.38.73.0/24              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
     22538  UNALLOCATED  12.131.3.0/24             7018  ATT-INTERNET4, US
     26295  UNALLOCATED  12.147.1.0/24             7018  ATT-INTERNET4, US
     30442  UNALLOCATED  12.155.208.0/24           7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.164.235.0/24           7018  ATT-INTERNET4, US
    396993  UNALLOCATED  12.175.111.0/24           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
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
41.57.125.0/24       Origin:     37442  RESERVED, ZZ
41.57.125.0/24      Transit:     37204  TELONE, ZW
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

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       /9:6       /10:17      /11:31      /12:93      
/13:125     /14:359     /15:704     /16:5966    /17:2480    /18:2585    
/19:5549    /20:8925    /21:10973   /22:20062   /23:20865   /24:114493  
/25:73      /26:48      /27:66      /28:19      /29:16      /30:12      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
 39891        3440        4758  ALJAWWALSTC-AS, SA
  8151        2982        5596  UNINET, MX
 16509        2101        9968  AMAZON-02, US
 11492        1210        1601  CABLEONE, US
   209         961        1699  CENTURYLINK-US-LEGACY-QWEST, US
 11776         892        1862  ATLANTICBB-JOHNSTOWN, US
 11830         879        1038  Instituto Costarricense de Electricidad y Telec
 19901         750         891  BRSPD-PUBLIC, US
  6147         681        1088  Telefonica del Peru S.A.A., PE
  8376         557         712  Jordan Data Communications, JO

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

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

   1:11        2:382       3:339       5:1121      6:149       7:5      
   8:635      11:171      12:665      13:307      14:120      15:283    
  16:181      17:6        18:741      20:33       21:4        22:188    
  23:1901     24:737      25:2        27:50       29:19       31:210    
  32:1        34:10       35:58       36:1179     37:437      38:854    
  39:527      40:11       41:812      42:13       43:189      44:34     
  45:2481     46:645      47:98       49:10       50:298      51:478    
  52:1369     54:276      55:980      57:14       58:6        59:38     
  60:17       61:64       62:348      63:507      64:1566     65:825    
  66:1282     67:839      68:178      69:844      70:139      71:193    
  72:475      74:732      75:390      76:211      77:340      78:579    
  79:190      80:244      81:190      82:221      83:131      84:208    
  85:369      86:163      87:187      88:159      89:558      90:97     
  91:683      92:439      93:826      94:517      95:1119     96:371    
  97:34       98:138      99:147     100:23      101:19      102:208    
 103:1195    104:787     105:145     106:3       107:172     108:309    
 109:283     110:40      111:1785    112:466     113:46      114:34     
 115:16      116:31      117:972     118:73      119:113     120:1087   
 121:39      122:85      123:21      124:59      125:15      128:362    
 129:280     130:503     131:833     132:516     133:195     134:349    
 135:89      136:373     137:431     138:793     139:404     140:593    
 141:323     142:708     143:593     144:330     145:64      146:502    
 147:402     148:586     149:507     150:329     151:578     152:582    
 153:119     154:592     155:686     156:454     157:273     158:318    
 159:681     160:732     161:481     162:719     163:289     164:644    
 165:403     166:104     167:391     168:955     169:158     170:1273   
 171:66      172:947     173:821     174:194     175:41      176:417    
 177:768     178:351     179:528     180:56      181:996     182:21     
 183:832     184:309     185:2519    186:806     187:820     188:633    
 189:1129    190:2777    191:246     192:3935    193:1322    194:894    
 195:599     196:463     197:461     198:1995    199:3731    200:2514   
 201:2400    202:1086    203:649     204:1789    205:1681    206:1198   
 207:1149    208:945     209:1422    210:350     211:433     212:719    
 213:611     214:1027    215:42      216:1803    217:335     218:525    
 219:23      220:29      221:303     222:20      223:642    

End of report


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