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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jun 6 20:16:46 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 06 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:                              189581
    Prefixes after maximum aggregation (per Origin AS):           83647
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      104072
    Number of IPv4 prefixes with a valid ROA:                     76492
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         113071
Total ASes present in the Internet Routing Table:                 15858
    Prefixes per ASN:                                             11.95
Origin-only ASes present in the Internet Routing Table:           13699
Origin ASes announcing only one prefix:                            6321
Transit ASes present in the Internet Routing Table:                2159
Transit-only ASes present in the Internet Routing Table:            619
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      28
    Max AS path prepend of ASN ( 28683)                              24
Prefixes from unregistered ASNs in the Routing Table:               238
    Number of instances of unregistered ASNs:                       238
Number of 32-bit ASNs allocated by the RIRs:                      44674
Number of 32-bit ASNs visible in the Routing Table:                5701
Prefixes from 32-bit ASNs in the Routing Table:                   19399
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:             98
Number of addresses announced to Internet:                   1118770333
    Equivalent to 66 /8s, 175 /16s and 20 /24s
    Percentage of available address space announced:               30.2
    Percentage of allocated address space announced:               30.2
    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:       55420

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

Prefixes being announced by APNIC Region ASes:                    30347
    Total APNIC prefixes after maximum aggregation:                7208
    APNIC Deaggregation factor:                                    4.21
Prefixes being announced from the APNIC address blocks:           29805
    Unique aggregates announced from the APNIC address blocks:     8125
APNIC Region origin ASes present in the Internet Routing Table:    1176
    APNIC Prefixes per ASN:                                       25.34
APNIC Region origin ASes announcing only one prefix:                480
APNIC Region transit ASes present in the Internet Routing Table:    202
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:    518
Number of APNIC addresses announced to Internet:              201776748
    Equivalent to 12 /8s, 6 /16s and 222 /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:                     87154
    Total ARIN prefixes after maximum aggregation:                47906
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            85835
    Unique aggregates announced from the ARIN address blocks:     53557
ARIN Region origin ASes present in the Internet Routing Table:     7287
    ARIN Prefixes per ASN:                                        11.78
ARIN Region origin ASes announcing only one prefix:                3187
ARIN Region transit ASes present in the Internet Routing Table:     649
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:    1497
Number of ARIN addresses announced to Internet:               653133665
    Equivalent to 38 /8s, 238 /16s and 7 /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:                     36740
    Total RIPE prefixes after maximum aggregation:                17299
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:            37590
    Unique aggregates announced from the RIPE address blocks:     25173
RIPE Region origin ASes present in the Internet Routing Table:     3460
    RIPE Prefixes per ASN:                                        10.86
RIPE Region origin ASes announcing only one prefix:                1494
RIPE Region transit ASes present in the Internet Routing Table:     534
Average RIPE Region AS path length visible:                         5.9
    Max RIPE Region AS path length visible:                          25
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1275
Number of RIPE addresses announced to Internet:               162033872
    Equivalent to 9 /8s, 168 /16s and 112 /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:                   30324
    Total LACNIC prefixes after maximum aggregation:               9363
    LACNIC Deaggregation factor:                                   3.24
Prefixes being announced from the LACNIC address blocks:          30073
    Unique aggregates announced from the LACNIC address blocks:   14390
LACNIC Region origin ASes present in the Internet Routing Table:   3001
    LACNIC Prefixes per ASN:                                      10.02
LACNIC Region origin ASes announcing only one prefix:              1071
LACNIC Region transit ASes present in the Internet Routing Table:   598
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:  2299
Number of LACNIC addresses announced to Internet:              72653824
    Equivalent to 4 /8s, 84 /16s and 156 /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:                   4778
    Total AfriNIC prefixes after maximum aggregation:              1694
    AfriNIC Deaggregation factor:                                  2.82
Prefixes being announced from the AfriNIC address blocks:          6180
    Unique aggregates announced from the AfriNIC address blocks:   2741
AfriNIC Region origin ASes present in the Internet Routing Table:   218
    AfriNIC Prefixes per ASN:                                     28.35
AfriNIC Region origin ASes announcing only one prefix:               89
AfriNIC Region transit ASes present in the Internet Routing Table:   66
Average AfriNIC Region AS path length visible:                      5.7
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  112
Number of AfriNIC addresses announced to Internet:             29116928
    Equivalent to 1 /8s, 188 /16s and 74 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9647       8742      63  CHINAMOBILE-CN China Mobile Communicati
 56047        1507        192      48  CMNET-HUNAN-AP China Mobile communicati
 56046        1481        874     109  CMNET-JIANGSU-AP China Mobile communica
 56041        1457        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         790        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         762        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         714      10639     151  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        9988      11392    3538  AMAZON-02, US
   749        3250      54901    2502  DNIC-AS-00749, US
   367        2696       3349    1283  DNIC-ASBLK-00306-00371, US
  4155        1867        124    1268  USDA-1, US
   209        1697       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1600        106     891  CABLEONE, US
 11776        1596        222     269  ATLANTICBB-JOHNSTOWN, US
  5972        1320        384     595  DNIC-ASBLK-05800-06055, US
  7979         995         65     203  SERVERS-COM, US
   855         956        255      82  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        1276        103    1029  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 25019         817       1044     145  SAUDINETSTC-AS, SA
  8376         745         60      23  Jordan Data Communications, JO
  8452         619       1841      10  TE-AS TE-AS, EG
 51167         541        102     236  CONTABO, DE
212238         422         31     367  CDNEXT, GB
 20978         420        196      13  TT_MOBIL Istanbul, TR
 35819         413        417      66  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        5532       1571     749  UNINET, MX
  3816        1322        784     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1089        369      22  Telefonica del Peru S.A.A., PE
 11830        1042        324       5  Instituto Costarricense de Electricidad
 18881         759       1126      30  TELEFONICA BRASIL S.A, BR
 26599         550       2827      83  TELEFONICA BRASIL S.A, BR
 13999         503         68     216  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
 27843         229         20      33  WIN EMPRESAS S.A.C., PE

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         710        219     286  LINKdotNET-AS, EG
 29571         483         46     213  ORANGE-COTE-IVOIRE, CI
 24835         393        396      29  RAYA-AS, EG
  2018         376        319      71  TENET-1, ZA
 36935         317        518      27  Vodafone-, EG
 36914         250         82       3  KENET-AS, KE
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         135        213     116  ETISALAT-MISR, EG
 15706         106         12      24  Sudatel, SD

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        9988      11392    3538  AMAZON-02, US
  9808        9647       8742      63  CHINAMOBILE-CN China Mobile Communicati
  8151        5532       1571     749  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3250      54901    2502  DNIC-AS-00749, US
   367        2696       3349    1283  DNIC-ASBLK-00306-00371, US
  4155        1867        124    1268  USDA-1, US
   209        1697       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1600        106     891  CABLEONE, US
 11776        1596        222     269  ATLANTICBB-JOHNSTOWN, 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        9647         9584  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5532         4783  UNINET, MX
 39891        4758         4698  ALJAWWALSTC-AS, SA
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2696         1413  DNIC-ASBLK-00306-00371, US
   209        1697         1387  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1457         1384  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1481         1372  CMNET-JIANGSU-AP China Mobile communications co
 11776        1596         1327  ATLANTICBB-JOHNSTOWN, US
  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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, 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
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, 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

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
41.78.60.0/22        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       /9:6       /10:17      /11:31      /12:93      
/13:125     /14:357     /15:701     /16:5942    /17:2448    /18:2565    
/19:5439    /20:8826    /21:10857   /22:19641   /23:20320   /24:111965  
/25:72      /26:47      /27:67      /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        2881        5532  UNINET, MX
 16509        2127        9988  AMAZON-02, US
 11492        1210        1600  CABLEONE, US
   209         960        1697  CENTURYLINK-US-LEGACY-QWEST, US
 11830         882        1042  Instituto Costarricense de Electricidad y Telec
 19901         757         898  BRSPD-PUBLIC, US
 11776         740        1596  ATLANTICBB-JOHNSTOWN, US
  6147         682        1089  Telefonica del Peru S.A.A., PE
  8376         586         745  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        2:385       3:340       5:1104      6:148       7:5      
   8:626      11:171      12:663      13:303      14:102      15:283    
  16:181      17:5        18:731      20:33       21:4        22:188    
  23:1843     24:712      25:2        27:27       29:19       31:205    
  32:1        34:10       35:59       36:1178     37:418      38:781    
  39:527      40:18       41:788      42:12       43:175      44:33     
  45:2409     46:636      47:98       49:11       50:280      51:475    
  52:1367     54:275      55:996      57:14       58:6        59:34     
  60:17       61:64       62:347      63:496      64:1537     65:810    
  66:1226     67:832      68:176      69:830      70:139      71:191    
  72:459      74:723      75:386      76:192      77:339      78:580    
  79:166      80:230      81:192      82:214      83:129      84:195    
  85:355      86:162      87:158      88:158      89:531      90:97     
  91:615      92:456      93:824      94:508      95:1114     96:363    
  97:34       98:137      99:146     100:11      101:18      102:203    
 103:1147    104:756     105:88      106:3       107:155     108:304    
 109:272     110:40      111:1790    112:446     113:42      114:33     
 115:19      116:29      117:961     118:72      119:114     120:1087   
 121:19      122:83      123:19      124:60      125:14      128:363    
 129:279     130:507     131:786     132:495     133:195     134:337    
 135:88      136:377     137:431     138:752     139:391     140:594    
 141:325     142:706     143:605     144:329     145:64      146:465    
 147:406     148:582     149:461     150:296     151:578     152:584    
 153:117     154:478     155:698     156:451     157:275     158:307    
 159:674     160:855     161:472     162:695     163:280     164:645    
 165:390     166:106     167:394     168:960     169:134     170:1270   
 171:63      172:933     173:777     174:169     175:41      176:412    
 177:749     178:337     179:517     180:55      181:932     182:16     
 183:832     184:309     185:2440    186:789     187:755     188:630    
 189:1113    190:2714    191:218     192:3850    193:1304    194:868    
 195:602     196:418     197:399     198:1976    199:3691    200:2497   
 201:2383    202:1062    203:634     204:1732    205:1660    206:1173   
 207:1120    208:921     209:1354    210:348     211:432     212:710    
 213:583     214:1023    215:42      216:1735    217:311     218:525    
 219:23      220:29      221:303     222:20      223:634    

End of report


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