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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jun 11 20:16:46 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 11 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:                              189919
    Prefixes after maximum aggregation (per Origin AS):           83804
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      104251
    Number of IPv4 prefixes with a valid ROA:                     77122
    Number of IPv4 prefixes with an invalid ROA:                     15
    Number of IPv4 prefixes with no ROA:                         112782
Total ASes present in the Internet Routing Table:                 15855
    Prefixes per ASN:                                             11.98
Origin-only ASes present in the Internet Routing Table:           13699
Origin ASes announcing only one prefix:                            6318
Transit ASes present in the Internet Routing Table:                2156
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:       5.8
    Max AS path length visible:                                      41
    Max AS path prepend of ASN ( 59588)                              32
Prefixes from unregistered ASNs in the Routing Table:               216
    Number of instances of unregistered ASNs:                       216
Number of 32-bit ASNs allocated by the RIRs:                      44730
Number of 32-bit ASNs visible in the Routing Table:                5669
Prefixes from 32-bit ASNs in the Routing Table:                   19523
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:             91
Number of addresses announced to Internet:                   1119569053
    Equivalent to 66 /8s, 187 /16s and 68 /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:       55666

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

Prefixes being announced by APNIC Region ASes:                    30241
    Total APNIC prefixes after maximum aggregation:                7200
    APNIC Deaggregation factor:                                    4.20
Prefixes being announced from the APNIC address blocks:           29774
    Unique aggregates announced from the APNIC address blocks:     8134
APNIC Region origin ASes present in the Internet Routing Table:    1159
    APNIC Prefixes per ASN:                                       25.69
APNIC Region origin ASes announcing only one prefix:                474
APNIC Region transit ASes present in the Internet Routing Table:    203
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:    510
Number of APNIC addresses announced to Internet:              201619820
    Equivalent to 12 /8s, 4 /16s and 121 /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:                     87116
    Total ARIN prefixes after maximum aggregation:                47937
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            85767
    Unique aggregates announced from the ARIN address blocks:     53587
ARIN Region origin ASes present in the Internet Routing Table:     7279
    ARIN Prefixes per ASN:                                        11.78
ARIN Region origin ASes announcing only one prefix:                3174
ARIN Region transit ASes present in the Internet Routing Table:     644
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:    1493
Number of ARIN addresses announced to Internet:               653162849
    Equivalent to 38 /8s, 238 /16s and 121 /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:                     37190
    Total RIPE prefixes after maximum aggregation:                17522
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:            38065
    Unique aggregates announced from the RIPE address blocks:     25493
RIPE Region origin ASes present in the Internet Routing Table:     3521
    RIPE Prefixes per ASN:                                        10.81
RIPE Region origin ASes announcing only one prefix:                1521
RIPE Region transit ASes present in the Internet Routing Table:     545
Average RIPE Region AS path length visible:                         5.9
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1286
Number of RIPE addresses announced to Internet:               163132368
    Equivalent to 9 /8s, 185 /16s and 51 /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:                   30366
    Total LACNIC prefixes after maximum aggregation:               9299
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:          30102
    Unique aggregates announced from the LACNIC address blocks:   14321
LACNIC Region origin ASes present in the Internet Routing Table:   2964
    LACNIC Prefixes per ASN:                                      10.16
LACNIC Region origin ASes announcing only one prefix:              1052
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:  2262
Number of LACNIC addresses announced to Internet:              72560128
    Equivalent to 4 /8s, 83 /16s and 46 /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:                   4790
    Total AfriNIC prefixes after maximum aggregation:              1681
    AfriNIC Deaggregation factor:                                  2.85
Prefixes being announced from the AfriNIC address blocks:          6120
    Unique aggregates announced from the AfriNIC address blocks:   2633
AfriNIC Region origin ASes present in the Internet Routing Table:   225
    AfriNIC Prefixes per ASN:                                     27.20
AfriNIC Region origin ASes announcing only one prefix:               97
AfriNIC Region transit ASes present in the Internet Routing Table:   68
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:  118
Number of AfriNIC addresses announced to Internet:             29047296
    Equivalent to 1 /8s, 187 /16s and 58 /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         793        176      57  UNASSIGNED
 24444         762        501      72  UNASSIGNED
 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  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       10024      11397    3565  AMAZON-02, US
   749        3251      54901    2503  UNASSIGNED
   367        2706       3367    1281  DNIC-ASBLK-00306-00371, US
  4155        1906        122    1281  USDA-1, US
   209        1696       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1595        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        1272        103    1027  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 25019         815       1044     145  SAUDINETSTC-AS, SA
  8376         741         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        5492       1581     757  UNINET, MX
  3816        1322        784     196  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         719        218     284  LINKdotNET-AS, EG
 29571         567         49     242  ORANGE-COTE-IVOIRE, CI
 24835         392        396      29  RAYA-AS, EG
  2018         376        319      71  TENET-1, ZA
 36935         318        518      26  Vodafone-, EG
 36914         255         82       3  KENET-AS, KE
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         133        209     114  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       10024      11397    3565  AMAZON-02, US
  9808        9651       8743      66  CHINAMOBILE-CN China Mobile Communicati
  8151        5492       1581     757  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3251      54901    2503  UNASSIGNED
   367        2706       3367    1281  DNIC-ASBLK-00306-00371, US
  4155        1906        122    1281  USDA-1, US
   209        1696       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        9651         9585  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5492         4735  UNINET, MX
 39891        4758         4698  ALJAWWALSTC-AS, SA
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2706         1425  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        1595         1326  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  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
41.74.44.0/24        Origin:     37544  UNASSIGNED
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  UNASSIGNED
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     /15:702     /16:5946    /17:2453    /18:2560    
/19:5441    /20:8884    /21:10819   /22:19692   /23:20387   /24:112156  
/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        2886        5492  UNINET, MX
 16509        2132       10024  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         755         897  BRSPD-PUBLIC, US
 11776         740        1595  ATLANTICBB-JOHNSTOWN, US
  6147         683        1090  Telefonica del Peru S.A.A., PE
  8376         582         741  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        2:390       3:344       5:1127      6:145       7:5      
   8:624      11:171      12:661      13:303      14:101      15:283    
  16:181      17:5        18:736      20:28       21:4        22:188    
  23:1807     24:699      25:2        27:27       29:19       31:206    
  32:1        34:10       35:58       36:1179     37:441      38:782    
  39:527      40:26       41:713      42:12       43:177      44:33     
  45:2454     46:635      47:96       49:11       50:275      51:479    
  52:1365     54:275      55:999      57:14       58:6        59:35     
  60:17       61:64       62:356      63:496      64:1523     65:810    
  66:1215     67:832      68:176      69:782      70:138      71:190    
  72:461      74:710      75:382      76:185      77:343      78:588    
  79:174      80:235      81:208      82:218      83:129      84:198    
  85:373      86:165      87:159      88:158      89:517      90:97     
  91:630      92:450      93:827      94:505      95:1109     96:358    
  97:34       98:137      99:149     100:11      101:17      102:201    
 103:1106    104:760     105:88      106:3       107:169     108:298    
 109:285     110:36      111:1791    112:446     113:42      114:32     
 115:19      116:31      117:965     118:73      119:109     120:1087   
 121:19      122:81      123:20      124:59      125:15      128:360    
 129:279     130:513     131:785     132:492     133:195     134:336    
 135:88      136:376     137:434     138:751     139:398     140:595    
 141:327     142:708     143:624     144:326     145:64      146:438    
 147:413     148:593     149:459     150:294     151:580     152:581    
 153:117     154:457     155:703     156:426     157:272     158:308    
 159:679     160:893     161:471     162:689     163:279     164:643    
 165:391     166:107     167:391     168:970     169:137     170:1271   
 171:63      172:927     173:774     174:169     175:36      176:410    
 177:821     178:391     179:533     180:61      181:923     182:18     
 183:831     184:309     185:2466    186:793     187:809     188:645    
 189:1143    190:2696    191:232     192:3848    193:1316    194:866    
 195:609     196:426     197:398     198:1988    199:3724    200:2471   
 201:2373    202:1065    203:640     204:1719    205:1665    206:1169   
 207:1116    208:914     209:1353    210:333     211:432     212:722    
 213:585     214:1018    215:42      216:1720    217:314     218:525    
 219:23      220:29      221:303     222:20      223:634    

End of report


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