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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jun 16 20:16:49 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 16 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:                              189340
    Prefixes after maximum aggregation (per Origin AS):           83699
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      104257
    Number of IPv4 prefixes with a valid ROA:                     76447
    Number of IPv4 prefixes with an invalid ROA:                     16
    Number of IPv4 prefixes with no ROA:                         112877
Total ASes present in the Internet Routing Table:                 15861
    Prefixes per ASN:                                             11.94
Origin-only ASes present in the Internet Routing Table:           13703
Origin ASes announcing only one prefix:                            6302
Transit ASes present in the Internet Routing Table:                2158
Transit-only ASes present in the Internet Routing Table:            606
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:                                      41
    Max AS path prepend of ASN ( 59588)                              32
Prefixes from unregistered ASNs in the Routing Table:               232
    Number of instances of unregistered ASNs:                       232
Number of 32-bit ASNs allocated by the RIRs:                      44778
Number of 32-bit ASNs visible in the Routing Table:                5686
Prefixes from 32-bit ASNs in the Routing Table:                   19503
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:             96
Number of addresses announced to Internet:                   1117493917
    Equivalent to 66 /8s, 155 /16s and 154 /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:       55290

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

Prefixes being announced by APNIC Region ASes:                    30266
    Total APNIC prefixes after maximum aggregation:                7176
    APNIC Deaggregation factor:                                    4.22
Prefixes being announced from the APNIC address blocks:           29791
    Unique aggregates announced from the APNIC address blocks:     8132
APNIC Region origin ASes present in the Internet Routing Table:    1161
    APNIC Prefixes per ASN:                                       25.66
APNIC Region origin ASes announcing only one prefix:                483
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:    513
Number of APNIC addresses announced to Internet:              202377836
    Equivalent to 12 /8s, 16 /16s and 10 /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:                     87134
    Total ARIN prefixes after maximum aggregation:                48008
    ARIN Deaggregation factor:                                     1.81
Prefixes being announced from the ARIN address blocks:            85796
    Unique aggregates announced from the ARIN address blocks:     53612
ARIN Region origin ASes present in the Internet Routing Table:     7309
    ARIN Prefixes per ASN:                                        11.74
ARIN Region origin ASes announcing only one prefix:                3190
ARIN Region transit ASes present in the Internet Routing Table:     648
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:    1506
Number of ARIN addresses announced to Internet:               653487201
    Equivalent to 38 /8s, 243 /16s and 108 /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:                     37074
    Total RIPE prefixes after maximum aggregation:                17427
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:            37985
    Unique aggregates announced from the RIPE address blocks:     25455
RIPE Region origin ASes present in the Internet Routing Table:     3496
    RIPE Prefixes per ASN:                                        10.87
RIPE Region origin ASes announcing only one prefix:                1508
RIPE Region transit ASes present in the Internet Routing Table:     546
Average RIPE Region AS path length visible:                         6.0
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1285
Number of RIPE addresses announced to Internet:               163081680
    Equivalent to 9 /8s, 184 /16s and 109 /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:                   30118
    Total LACNIC prefixes after maximum aggregation:               9087
    LACNIC Deaggregation factor:                                   3.31
Prefixes being announced from the LACNIC address blocks:          29864
    Unique aggregates announced from the LACNIC address blocks:   14144
LACNIC Region origin ASes present in the Internet Routing Table:   2981
    LACNIC Prefixes per ASN:                                      10.02
LACNIC Region origin ASes announcing only one prefix:              1040
LACNIC Region transit ASes present in the Internet Routing Table:   589
Average LACNIC Region AS path length visible:                       5.8
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2274
Number of LACNIC addresses announced to Internet:              72473856
    Equivalent to 4 /8s, 81 /16s and 221 /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:                   4516
    Total AfriNIC prefixes after maximum aggregation:              1824
    AfriNIC Deaggregation factor:                                  2.48
Prefixes being announced from the AfriNIC address blocks:          5808
    Unique aggregates announced from the AfriNIC address blocks:   2831
AfriNIC Region origin ASes present in the Internet Routing Table:   209
    AfriNIC Prefixes per ASN:                                     27.79
AfriNIC Region origin ASes announcing only one prefix:               81
AfriNIC Region transit ASes present in the Internet Routing Table:   64
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:  108
Number of AfriNIC addresses announced to Internet:             26024192
    Equivalent to 1 /8s, 141 /16s and 25 /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        9652       8743      69  CHINAMOBILE-CN China Mobile Communicati
 56047        1507        192      48  CMNET-HUNAN-AP China Mobile communicati
 56046        1484        875     110  CMNET-JIANGSU-AP China Mobile communica
 56041        1460        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         793        176      57  UNASSIGNED
 24444         762        501      72  UNASSIGNED
 17676         713      10639     151  GIGAINFRA SoftBank Corp., JP
  2907         600       2162     464  SINET-AS Research Organization of Infor
 56040         491        490     109  CMNET-GUANGDONG-AP China Mobile communi
 24445         478        497      67  UNASSIGNED

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       10033      11411    3583  AMAZON-02, US
   749        3251      54901    2503  UNASSIGNED
   367        2642       3339    1237  DNIC-ASBLK-00306-00371, US
  4155        1914        123    1283  USDA-1, US
   209        1695       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1595        222     269  ATLANTICBB-JOHNSTOWN, US
  5972        1303        383     586  DNIC-ASBLK-05800-06055, US
  7979         993         65     201  SERVERS-COM, US
   855         958        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        1305        105    1050  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 25019         815       1044     145  SAUDINETSTC-AS, SA
  8376         706         60      23  Jordan Data Communications, JO
  8452         621       1841      11  TE-AS TE-AS, EG
 51167         543        103     237  CONTABO, DE
 35819         462        466      60  MOBILY-AS Etihad Etisalat Company Mobil
212238         421         31     366  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        5490       1583     758  UNINET, MX
  3816        1314        773     203  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1091        369      22  Telefonica del Peru S.A.A., PE
 11830        1042        324       5  Instituto Costarricense de Electricidad
 18881         778       1128      28  TELEFONICA BRASIL S.A, BR
 26599         549       2827      83  TELEFONICA BRASIL S.A, BR
 13999         505         69     217  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 27983         237         23     119  Red Intercable Digital S.A., AR
 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         720        218     281  LINKdotNET-AS, EG
 29571         499         47     229  ORANGE-COTE-IVOIRE, CI
  2018         381        319      71  TENET-1, ZA
 36935         261         65      80  Vodafone-, EG
 36914         248         82       3  KENET-AS, KE
 24835         151        152      89  RAYA-AS, EG
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         147        236     124  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       10033      11411    3583  AMAZON-02, US
  9808        9652       8743      69  CHINAMOBILE-CN China Mobile Communicati
  8151        5490       1583     758  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3251      54901    2503  UNASSIGNED
   367        2642       3339    1237  DNIC-ASBLK-00306-00371, US
  4155        1914        123    1283  USDA-1, US
   209        1695       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1595        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        9652         9583  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5490         4732  UNINET, MX
 39891        4758         4698  ALJAWWALSTC-AS, SA
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2642         1405  DNIC-ASBLK-00306-00371, US
 56041        1460         1387  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1695         1385  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1484         1374  CMNET-JIANGSU-AP China Mobile communications co
 11776        1595         1326  ATLANTICBB-JOHNSTOWN, US
  3816        1314         1111  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
     14652  UNALLOCATED  8.39.162.0/24             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

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
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW
41.57.124.0/24       Origin:     37442  UNASSIGNED
41.57.124.0/24      Transit:     37204  TELONE, ZW
41.57.125.0/24       Origin:     37442  UNASSIGNED
41.57.125.0/24      Transit:     37204  TELONE, ZW
41.57.126.0/24       Origin:     37442  UNASSIGNED
41.57.126.0/24      Transit:     37204  TELONE, ZW

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      /11:30      /12:93      
/13:124     /14:358     /15:698     /16:5938    /17:2472    /18:2564    
/19:5446    /20:8781    /21:10844   /22:19476   /23:20404   /24:111817  
/25:80      /26:50      /27:80      /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        2885        5490  UNINET, MX
 16509        2131       10033  AMAZON-02, US
 11492        1209        1599  CABLEONE, US
   209         958        1695  CENTURYLINK-US-LEGACY-QWEST, US
 11830         881        1042  Instituto Costarricense de Electricidad y Telec
 19901         766         908  BRSPD-PUBLIC, US
 11776         740        1595  ATLANTICBB-JOHNSTOWN, US
  6147         684        1091  Telefonica del Peru S.A.A., PE
  8376         550         706  Jordan Data Communications, JO

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

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

   1:14        2:395       3:344       5:1112      6:148       7:5      
   8:627      11:171      12:661      13:297      14:102      15:280    
  16:181      17:6        18:745      20:33       21:4        22:188    
  23:1837     24:694      25:2        27:27       29:19       31:198    
  32:1        34:10       35:58       36:1179     37:438      38:767    
  39:528      40:26       41:674      42:12       43:168      44:33     
  45:2478     46:636      47:96       49:11       50:278      51:479    
  52:1365     54:276      55:915      57:20       58:6        59:35     
  60:17       61:65       62:349      63:496      64:1512     65:808    
  66:1222     67:832      68:177      69:795      70:138      71:190    
  72:466      74:710      75:381      76:185      77:329      78:585    
  79:162      80:226      81:190      82:211      83:130      84:198    
  85:371      86:161      87:160      88:157      89:523      90:97     
  91:623      92:448      93:823      94:495      95:1098     96:357    
  97:34       98:137      99:149     100:11      101:15      102:205    
 103:1102    104:755     105:74      106:3       107:171     108:298    
 109:280     110:36      111:1790    112:446     113:46      114:34     
 115:19      116:31      117:964     118:73      119:108     120:1087   
 121:19      122:81      123:21      124:59      125:15      128:355    
 129:279     130:511     131:784     132:507     133:195     134:338    
 135:89      136:378     137:416     138:733     139:397     140:602    
 141:322     142:705     143:619     144:330     145:66      146:462    
 147:416     148:590     149:453     150:293     151:581     152:581    
 153:116     154:502     155:695     156:433     157:272     158:309    
 159:660     160:853     161:471     162:700     163:278     164:648    
 165:398     166:107     167:397     168:953     169:143     170:1265   
 171:65      172:942     173:776     174:169     175:36      176:411    
 177:762     178:390     179:482     180:56      181:875     182:18     
 183:831     184:311     185:2466    186:738     187:795     188:635    
 189:1142    190:2644    191:245     192:3846    193:1320    194:869    
 195:595     196:421     197:444     198:1986    199:3742    200:2491   
 201:2418    202:1075    203:641     204:1728    205:1690    206:1173   
 207:1118    208:910     209:1352    210:336     211:431     212:711    
 213:578     214:1012    215:42      216:1723    217:312     218:525    
 219:23      220:29      221:303     222:20      223:633    

End of report


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