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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jun 10 20:17:18 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 10 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:                              189375
    Prefixes after maximum aggregation (per Origin AS):           83561
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      103983
    Number of IPv4 prefixes with a valid ROA:                     76540
    Number of IPv4 prefixes with an invalid ROA:                     15
    Number of IPv4 prefixes with no ROA:                         112820
Total ASes present in the Internet Routing Table:                 15806
    Prefixes per ASN:                                             11.98
Origin-only ASes present in the Internet Routing Table:           13654
Origin ASes announcing only one prefix:                            6310
Transit ASes present in the Internet Routing Table:                2152
Transit-only ASes present in the Internet Routing Table:            613
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:               224
    Number of instances of unregistered ASNs:                       224
Number of 32-bit ASNs allocated by the RIRs:                      44722
Number of 32-bit ASNs visible in the Routing Table:                5647
Prefixes from 32-bit ASNs in the Routing Table:                   19271
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:             88
Number of addresses announced to Internet:                   1119109277
    Equivalent to 66 /8s, 180 /16s and 64 /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:       55245

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

Prefixes being announced by APNIC Region ASes:                    30250
    Total APNIC prefixes after maximum aggregation:                7195
    APNIC Deaggregation factor:                                    4.20
Prefixes being announced from the APNIC address blocks:           29756
    Unique aggregates announced from the APNIC address blocks:     8116
APNIC Region origin ASes present in the Internet Routing Table:    1162
    APNIC Prefixes per ASN:                                       25.61
APNIC Region origin ASes announcing only one prefix:                480
APNIC Region transit ASes present in the Internet Routing Table:    205
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:    514
Number of APNIC addresses announced to Internet:              201611884
    Equivalent to 12 /8s, 4 /16s and 90 /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:                     87041
    Total ARIN prefixes after maximum aggregation:                47841
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            85707
    Unique aggregates announced from the ARIN address blocks:     53468
ARIN Region origin ASes present in the Internet Routing Table:     7278
    ARIN Prefixes per ASN:                                        11.78
ARIN Region origin ASes announcing only one prefix:                3183
ARIN Region transit ASes present in the Internet Routing Table:     642
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:    1494
Number of ARIN addresses announced to Internet:               653035105
    Equivalent to 38 /8s, 236 /16s and 134 /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:                     36977
    Total RIPE prefixes after maximum aggregation:                17383
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:            37833
    Unique aggregates announced from the RIPE address blocks:     25344
RIPE Region origin ASes present in the Internet Routing Table:     3483
    RIPE Prefixes per ASN:                                        10.86
RIPE Region origin ASes announcing only one prefix:                1511
RIPE Region transit ASes present in the Internet Routing Table:     539
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:               162827472
    Equivalent to 9 /8s, 180 /16s and 140 /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:                   30056
    Total LACNIC prefixes after maximum aggregation:               9268
    LACNIC Deaggregation factor:                                   3.24
Prefixes being announced from the LACNIC address blocks:          29812
    Unique aggregates announced from the LACNIC address blocks:   14284
LACNIC Region origin ASes present in the Internet Routing Table:   2955
    LACNIC Prefixes per ASN:                                      10.09
LACNIC Region origin ASes announcing only one prefix:              1044
LACNIC Region transit ASes present in the Internet Routing Table:   583
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:  2251
Number of LACNIC addresses announced to Internet:              72429824
    Equivalent to 4 /8s, 81 /16s and 49 /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:                   4827
    Total AfriNIC prefixes after maximum aggregation:              1707
    AfriNIC Deaggregation factor:                                  2.83
Prefixes being announced from the AfriNIC address blocks:          6179
    Unique aggregates announced from the AfriNIC address blocks:   2691
AfriNIC Region origin ASes present in the Internet Routing Table:   221
    AfriNIC Prefixes per ASN:                                     27.96
AfriNIC Region origin ASes announcing only one prefix:               92
AfriNIC Region transit ASes present in the Internet Routing Table:   69
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:  113
Number of AfriNIC addresses announced to Internet:             29159168
    Equivalent to 1 /8s, 188 /16s and 239 /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        9651       8743      66  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       10015      11395    3563  AMAZON-02, US
   749        3251      54901    2503  DNIC-AS-00749, US
   367        2703       3367    1275  DNIC-ASBLK-00306-00371, US
  4155        1890        121    1273  USDA-1, US
   209        1696       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1596        222     269  ATLANTICBB-JOHNSTOWN, US
  5972        1309        384     589  DNIC-ASBLK-05800-06055, US
  7979         995         65     203  SERVERS-COM, US
   855         957        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        1267        103    1026  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 25019         815       1044     145  SAUDINETSTC-AS, SA
  8376         742         61      24  Jordan Data Communications, JO
  8452         619       1841      10  TE-AS TE-AS, EG
 51167         541        102     236  CONTABO, DE
 35819         462        466      60  MOBILY-AS Etihad Etisalat Company Mobil
212238         422         31     367  CDNEXT, GB
 20978         420        196      13  TT_MOBIL Istanbul, 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        5468       1573     753  UNINET, MX
  3816        1323        784     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1090        369      22  Telefonica del Peru S.A.A., PE
 11830        1042        324       5  Instituto Costarricense de Electricidad
 18881         762       1126      30  TELEFONICA BRASIL S.A, BR
 26599         549       2827      83  TELEFONICA BRASIL S.A, BR
 13999         504         68     216  Mega Cable, S.A. de C.V., MX
 22047         403        342      16  VTR BANDA ANCHA S.A., CL
 10620         343         42     281  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         721        219     286  LINKdotNET-AS, EG
 29571         567         49     242  ORANGE-COTE-IVOIRE, CI
 24835         393        396      29  RAYA-AS, EG
  2018         379        319      71  TENET-1, ZA
 36935         318        518      26  Vodafone-, EG
 36914         251         82       3  KENET-AS, KE
 36992         160        228     139  ETISALAT-MISR, EG
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 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       10015      11395    3563  AMAZON-02, US
  9808        9651       8743      66  CHINAMOBILE-CN China Mobile Communicati
  8151        5468       1573     753  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3251      54901    2503  DNIC-AS-00749, US
   367        2703       3367    1275  DNIC-ASBLK-00306-00371, US
  4155        1890        121    1273  USDA-1, US
   209        1696       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  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        9651         9585  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5468         4715  UNINET, MX
 39891        4758         4698  ALJAWWALSTC-AS, SA
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2703         1428  DNIC-ASBLK-00306-00371, US
   209        1696         1386  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        1323         1132  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     /14:358     /15:701     /16:5943    /17:2452    /18:2561    
/19:5434    /20:8900    /21:10800   /22:19626   /23:20289   /24:111790  
/25:72      /26:47      /27:68      /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        2879        5468  UNINET, MX
 16509        2118       10015  AMAZON-02, US
 11492        1209        1599  CABLEONE, US
   209         959        1696  CENTURYLINK-US-LEGACY-QWEST, US
 11830         882        1042  Instituto Costarricense de Electricidad y Telec
 19901         758         900  BRSPD-PUBLIC, US
 11776         740        1596  ATLANTICBB-JOHNSTOWN, US
  6147         683        1090  Telefonica del Peru S.A.A., PE
  8376         583         742  Jordan Data Communications, JO

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

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

   1:13        2:381       3:344       5:1113      6:146       7:5      
   8:623      11:171      12:661      13:304      14:102      15:283    
  16:181      17:5        18:735      20:28       21:4        22:188    
  23:1819     24:711      25:2        27:27       29:19       31:207    
  32:1        34:10       35:58       36:1178     37:421      38:784    
  39:527      40:18       41:720      42:12       43:172      44:33     
  45:2450     46:634      47:98       49:11       50:277      51:479    
  52:1365     54:275      55:976      57:14       58:6        59:34     
  60:17       61:66       62:349      63:497      64:1531     65:813    
  66:1209     67:833      68:176      69:782      70:138      71:192    
  72:461      74:710      75:382      76:185      77:342      78:582    
  79:165      80:233      81:190      82:217      83:129      84:197    
  85:377      86:165      87:159      88:157      89:515      90:97     
  91:617      92:450      93:825      94:500      95:1109     96:358    
  97:34       98:137      99:146     100:11      101:18      102:198    
 103:1104    104:756     105:88      106:3       107:169     108:295    
 109:284     110:40      111:1789    112:446     113:42      114:33     
 115:19      116:31      117:963     118:73      119:114     120:1087   
 121:19      122:81      123:20      124:59      125:15      128:359    
 129:280     130:516     131:792     132:488     133:195     134:335    
 135:88      136:375     137:432     138:751     139:394     140:595    
 141:323     142:709     143:626     144:327     145:64      146:465    
 147:404     148:591     149:457     150:296     151:581     152:583    
 153:117     154:458     155:702     156:440     157:272     158:307    
 159:679     160:893     161:472     162:696     163:278     164:641    
 165:389     166:107     167:391     168:961     169:134     170:1277   
 171:63      172:918     173:776     174:169     175:36      176:412    
 177:758     178:391     179:502     180:56      181:922     182:18     
 183:832     184:309     185:2442    186:774     187:754     188:634    
 189:1106    190:2690    191:222     192:3851    193:1305    194:870    
 195:606     196:424     197:398     198:1987    199:3704    200:2482   
 201:2379    202:1063    203:639     204:1722    205:1668    206:1169   
 207:1116    208:915     209:1348    210:333     211:432     212:711    
 213:585     214:1018    215:42      216:1725    217:316     218:525    
 219:23      220:29      221:303     222:20      223:634    

End of report


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