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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Nov 27 20:17:05 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 27 Nov, 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:                              257498
    Prefixes after maximum aggregation (per Origin AS):          114512
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      140055
    Number of IPv4 prefixes with a valid ROA:                    113473
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         144003
Total ASes present in the Internet Routing Table:                 20394
    Prefixes per ASN:                                             12.63
Origin-only ASes present in the Internet Routing Table:           17536
Origin ASes announcing only one prefix:                            7848
Transit ASes present in the Internet Routing Table:                2858
Transit-only ASes present in the Internet Routing Table:            725
Paths with bogon ASNs present in the IPv4 Routing Table:              6
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN (265990)                              21
Prefixes from unregistered ASNs in the Routing Table:               327
    Number of instances of unregistered ASNs:                       328
Number of 32-bit ASNs allocated by the RIRs:                      45908
Number of 32-bit ASNs visible in the Routing Table:                7890
Prefixes from 32-bit ASNs in the Routing Table:                   29611
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            146
Number of addresses announced to Internet:                   1488177149
    Equivalent to 88 /8s, 179 /16s and 199 /24s
    Percentage of available address space announced:               40.2
    Percentage of allocated address space announced:               40.1
    Percentage of available address space allocated:              100.1
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:       83223

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

Prefixes being announced by APNIC Region ASes:                    31564
    Total APNIC prefixes after maximum aggregation:                7645
    APNIC Deaggregation factor:                                    4.13
Prefixes being announced from the APNIC address blocks:           30813
    Unique aggregates announced from the APNIC address blocks:     8623
APNIC Region origin ASes present in the Internet Routing Table:    1183
    APNIC Prefixes per ASN:                                       26.05
APNIC Region origin ASes announcing only one prefix:                464
APNIC Region transit ASes present in the Internet Routing Table:    212
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    511
Number of APNIC addresses announced to Internet:              172414316
    Equivalent to 10 /8s, 70 /16s and 213 /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:                    116718
    Total ARIN prefixes after maximum aggregation:                62169
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           115562
    Unique aggregates announced from the ARIN address blocks:     66179
ARIN Region origin ASes present in the Internet Routing Table:     9081
    ARIN Prefixes per ASN:                                        12.73
ARIN Region origin ASes announcing only one prefix:                3787
ARIN Region transit ASes present in the Internet Routing Table:     842
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:    2036
Number of ARIN addresses announced to Internet:               873898113
    Equivalent to 52 /8s, 22 /16s and 160 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                     49906
    Total RIPE prefixes after maximum aggregation:                26575
    RIPE Deaggregation factor:                                     1.88
Prefixes being announced from the RIPE address blocks:            51149
    Unique aggregates announced from the RIPE address blocks:     36329
RIPE Region origin ASes present in the Internet Routing Table:     4716
    RIPE Prefixes per ASN:                                        10.85
RIPE Region origin ASes announcing only one prefix:                1996
RIPE Region transit ASes present in the Internet Routing Table:     706
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1864
Number of RIPE addresses announced to Internet:               302593232
    Equivalent to 18 /8s, 9 /16s and 52 /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,
                        53/8,  57/8,  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:                   48982
    Total LACNIC prefixes after maximum aggregation:              14936
    LACNIC Deaggregation factor:                                   3.28
Prefixes being announced from the LACNIC address blocks:          47807
    Unique aggregates announced from the LACNIC address blocks:   22930
LACNIC Region origin ASes present in the Internet Routing Table:   4255
    LACNIC Prefixes per ASN:                                      11.24
LACNIC Region origin ASes announcing only one prefix:              1471
LACNIC Region transit ASes present in the Internet Routing Table:   877
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3329
Number of LACNIC addresses announced to Internet:              99140160
    Equivalent to 5 /8s, 232 /16s and 194 /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:                  10001
    Total AfriNIC prefixes after maximum aggregation:              2964
    AfriNIC Deaggregation factor:                                  3.37
Prefixes being announced from the AfriNIC address blocks:         12021
    Unique aggregates announced from the AfriNIC address blocks:   5870
AfriNIC Region origin ASes present in the Internet Routing Table:   302
    AfriNIC Prefixes per ASN:                                     39.80
AfriNIC Region origin ASes announcing only one prefix:              130
AfriNIC Region transit ASes present in the Internet Routing Table:   83
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  150
Number of AfriNIC addresses announced to Internet:             40055296
    Equivalent to 2 /8s, 99 /16s and 50 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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        9881       8752      84  CHINAMOBILE-CN China Mobile Communication
 56046        1564        804     184  CMNET-JIANGSU-AP China Mobile communicati
 56047        1498        192      50  CMNET-HUNAN-AP China Mobile communication
 56041        1491        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         810        177      48  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         778        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         520       9887     160  GIGAINFRA SoftBank Corp., JP
 56040         486        489     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         483        497      69  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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       11067      11966    3957  AMAZON-02, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3192      23566    2045  ATT-INTERNET4, US
   367        2507       3020    1183  DNIC-ASBLK-00306-00371, US
 22773        2472       2082     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2243        152    1385  USDA-1, US
 11776        1875        256     220  ATLANTICBB-JOHNSTOWN, US
  6167        1753       3437     433  CELLCO-PART, US
   209        1670       4895     295  CENTURYLINK-US-LEGACY-QWEST, US
 36352        1535        163     808  AS-COLOCROSSING, US

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        3205        195      65  ALJAWWALSTC-AS, SA
 20940        1326        103    1057  AKAMAI-ASN1, NL
  3215         887       4814     288  France Telecom - Orange, FR
  3257         792       2072     689  GTT-BACKBONE GTT, US
  8376         669         59      30  Jordan Data Communications, JO
  8452         641       1760     133  TE-AS TE-AS, EG
 25019         615        999     130  SAUDINETSTC-AS, SA
212238         588         43     522  CDNEXT, GB
  3320         578       8322     489  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE

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        6148       1749     885  UNINET, MX
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 10620        1746        260    1226  Telmex Colombia S.A., CO
  3816        1323        781     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1115        371      22  Telefonica del Peru S.A.A., PE
 26615        1019       2503      53  TIM SA, BR
 18881         867       1128      28  TELEFONICA BRASIL S.A, BR
 28006         646         77     295  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         626         86      51  ENTEL CHILE S.A., CL
 26599         545       2886      72  TELEFONICA BRASIL S.A, BR

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        1393        389      16  LINKdotNET-AS, EG
 20011         942        165     258  INTERNET-SOLUTIONS, ZA
 24835         749        368     159  RAYA-AS, EG
 37069         599       1047      14  MOBINIL, EG
 29571         584         52     287  ORANGE-COTE-IVOIRE, CI
 36992         581        968     267  ETISALAT-MISR, EG
 36935         566        125     174  Vodafone-, EG
 36914         549         82       3  KENET-AS, KE
 36903         446        209     308  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA

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       11067      11966    3957  AMAZON-02, US
  9808        9881       8752      84  CHINAMOBILE-CN China Mobile Communication
  8151        6148       1749     885  UNINET, MX
   749        3261      54895    2508  DNIC-AS-00749, US
 39891        3205        195      65  ALJAWWALSTC-AS, SA
  7018        3192      23566    2045  ATT-INTERNET4, US
   367        2507       3020    1183  DNIC-ASBLK-00306-00371, US
 22773        2472       2082     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2243        152    1385  USDA-1, US
 11830        1993        369      64  Instituto Costarricense de Electricidad y

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        9881         9797  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6148         5263  UNINET, MX
 39891        3205         3140  ALJAWWALSTC-AS, SA
 11830        1993         1929  Instituto Costarricense de Electricidad y Telec
 22773        2472         1760  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1875         1655  ATLANTICBB-JOHNSTOWN, US
 56047        1498         1448  CMNET-HUNAN-AP China Mobile communications corp
 56041        1491         1415  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1564         1380  CMNET-JIANGSU-AP China Mobile communications co
 24863        1393         1377  LINKdotNET-AS, EG

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
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
     53966  UNALLOCATED  8.39.98.0/24              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
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            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
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.154.248.0/24      Origin:     54641  IMH-IAD, US
23.154.248.0/24     Transit:      3356  LEVEL3, US
41.78.60.0/22        Origin:      6762  SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22       Transit:      2914  NTT-LTD-2914, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:13       /9:10      /10:28      /11:38      /12:137     
/13:194     /14:523     /15:1019    /16:6816    /17:3378    /18:4080    
/19:7528    /20:12247   /21:15119   /22:27462   /23:27858   /24:150839  
/25:52      /26:71      /27:37      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3208        6148  UNINET, MX
 39891        2321        3205  ALJAWWALSTC-AS, SA
 16509        2276       11067  AMAZON-02, US
 22773        1869        2472  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1691        1993  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1458        3192  ATT-INTERNET4, US
 10620         982        1746  Telmex Colombia S.A., CO
   209         949        1670  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1875  ATLANTICBB-JOHNSTOWN, US
 19901         883        1056  BRSPD-PUBLIC, US

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

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

   1:65        2:542       3:523       4:5         5:1077      6:153    
   7:5         8:664      11:171      12:999      13:300      14:117    
  15:297      16:234      17:5        18:871      20:130      21:4      
  22:188      23:2287     24:663      27:36       29:19       31:426    
  32:19       34:9        35:102      36:1217     37:678      38:1757   
  39:537      40:52       41:1001     42:218      43:209      44:32     
  45:3768     46:1033     47:93       49:29       50:362      51:371    
  52:1407     54:270      55:949      56:8        57:17       58:37     
  59:29       60:10       61:64       62:530      63:768      64:1747   
  65:1140     66:1562     67:977      68:536      69:1151     70:302    
  71:209      72:602      74:917      75:427      76:258      77:431    
  78:601      79:290      80:336      81:402      82:351      83:196    
  84:333      85:490      86:234      87:214      88:257      89:824    
  90:101      91:1065     92:636      93:849      94:818      95:679    
  96:221      97:55       98:529      99:164     100:27      101:27     
 102:338     103:1174    104:1062    105:83      106:50      107:1221   
 108:490     109:414     110:42      111:1873    112:466     113:43     
 114:55      115:20      116:46      117:982     118:167     119:121    
 120:1143    121:44      122:143     123:155     124:64      125:21     
 128:457     129:326     130:670     131:954     132:580     133:209    
 134:472     135:108     136:552     137:586     138:1003    139:396    
 140:681     141:451     142:921     143:691     144:412     145:91     
 146:633     147:501     148:717     149:648     150:333     151:643    
 152:674     153:133     154:779     155:748     156:788     157:386    
 158:482     159:670     160:639     161:594     162:898     163:401    
 164:749     165:811     166:605     167:640     168:1559    169:146    
 170:1571    171:104     172:1169    173:760     174:296     175:54     
 176:378     177:1107    178:480     179:844     180:87      181:1847   
 182:48      183:860     184:452     185:3277    186:2309    187:1075   
 188:782     189:1503    190:4954    191:465     192:4936    193:1919   
 194:1341    195:942     196:781     197:1648    198:2565    199:4592   
 200:3945    201:3249    202:1099    203:692     204:2102    205:2007   
 206:1630    207:1422    208:1308    209:1956    210:319     211:427    
 212:955     213:732     214:1019    215:42      216:2418    217:497    
 218:519     219:22      220:31      221:301     222:29      223:703    


End of report


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