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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Nov 8 20:17:04 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 08 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:                              249690
    Prefixes after maximum aggregation (per Origin AS):          110515
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      133922
    Number of IPv4 prefixes with a valid ROA:                    110092
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         139575
Total ASes present in the Internet Routing Table:                 20150
    Prefixes per ASN:                                             12.39
Origin-only ASes present in the Internet Routing Table:           17339
Origin ASes announcing only one prefix:                            7786
Transit ASes present in the Internet Routing Table:                2811
Transit-only ASes present in the Internet Routing Table:            743
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:               332
    Number of instances of unregistered ASNs:                       333
Number of 32-bit ASNs allocated by the RIRs:                      45808
Number of 32-bit ASNs visible in the Routing Table:                7850
Prefixes from 32-bit ASNs in the Routing Table:                   28696
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:             37
Number of addresses announced to Internet:                   1485257469
    Equivalent to 88 /8s, 135 /16s and 58 /24s
    Percentage of available address space announced:               40.1
    Percentage of allocated address space announced:               31.5
    Percentage of available address space allocated:              127.5
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      166453

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

Prefixes being announced by APNIC Region ASes:                    31623
    Total APNIC prefixes after maximum aggregation:                7684
    APNIC Deaggregation factor:                                    4.12
Prefixes being announced from the APNIC address blocks:            1181
    Unique aggregates announced from the APNIC address blocks:     1033
APNIC Region origin ASes present in the Internet Routing Table:    1205
    APNIC Prefixes per ASN:                                        0.98
APNIC Region origin ASes announcing only one prefix:                471
APNIC Region transit ASes present in the Internet Routing Table:    213
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:    531
Number of APNIC addresses announced to Internet:                9968704
    Equivalent to 0 /8s, 152 /16s and 28 /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    43/8,  45/8, 146/8, 150/8, 160/8, 163/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    112074
    Total ARIN prefixes after maximum aggregation:                59671
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:            35822
    Unique aggregates announced from the ARIN address blocks:     22796
ARIN Region origin ASes present in the Internet Routing Table:     8919
    ARIN Prefixes per ASN:                                         4.02
ARIN Region origin ASes announcing only one prefix:                3723
ARIN Region transit ASes present in the Internet Routing Table:     813
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:    1974
Number of ARIN addresses announced to Internet:               125005057
    Equivalent to 7 /8s, 115 /16s and 109 /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     66/8, 139/8, 144/8, 149/8, 162/8, 164/8, 192/8,
                       198/8, 199/8, 204/8, 205/8, 207/8, 208/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                     47882
    Total RIPE prefixes after maximum aggregation:                25101
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:             4106
    Unique aggregates announced from the RIPE address blocks:      3602
RIPE Region origin ASes present in the Internet Routing Table:     4567
    RIPE Prefixes per ASN:                                         0.90
RIPE Region origin ASes announcing only one prefix:                1965
RIPE Region transit ASes present in the Internet Routing Table:     667
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1799
Number of RIPE addresses announced to Internet:                17157632
    Equivalent to 1 /8s, 5 /16s and 206 /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    152/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                   48387
    Total LACNIC prefixes after maximum aggregation:              14803
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:           4663
    Unique aggregates announced from the LACNIC address blocks:    2943
LACNIC Region origin ASes present in the Internet Routing Table:   4283
    LACNIC Prefixes per ASN:                                       1.09
LACNIC Region origin ASes announcing only one prefix:              1505
LACNIC Region transit ASes present in the Internet Routing Table:   895
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:  3392
Number of LACNIC addresses announced to Internet:               5536512
    Equivalent to 0 /8s, 84 /16s and 123 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + ERX transfers
LACNIC Address Blocks  128/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                   9392
    Total AfriNIC prefixes after maximum aggregation:              3034
    AfriNIC Deaggregation factor:                                  3.10
Prefixes being announced from the AfriNIC address blocks:          1447
    Unique aggregates announced from the AfriNIC address blocks:    672
AfriNIC Region origin ASes present in the Internet Routing Table:   300
    AfriNIC Prefixes per ASN:                                      4.82
AfriNIC Region origin ASes announcing only one prefix:              122
AfriNIC Region transit ASes present in the Internet Routing Table:   83
Average AfriNIC Region AS path length visible:                      6.3
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  154
Number of AfriNIC addresses announced to Internet:              3736064
    Equivalent to 0 /8s, 57 /16s and 2 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 161/8,

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9894       8752      83  CHINAMOBILE-CN China Mobile Communication
 56046        1547        797     177  CMNET-JIANGSU-AP China Mobile communicati
 56047        1509        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1489        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      47  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         530       9935     162  GIGAINFRA SoftBank Corp., JP
 56040         487        489     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         482        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       10990      12018    3857  AMAZON-02, US
   749        3263      54896    2510  DNIC-AS-00749, US
  7018        3178      23666    2014  ATT-INTERNET4, US
 22773        2475       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
   367        2471       3007    1148  DNIC-ASBLK-00306-00371, US
  4155        2204        149    1382  USDA-1, US
 11776        1872        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1800       3410     441  CELLCO-PART, US
   209        1674       4896     298  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1403       1047     109  ATT-MOBILITY-LLC-AS20057, 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        3193        194      63  ALJAWWALSTC-AS, SA
 20940        1353        105    1075  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         801       2073     696  GTT-BACKBONE GTT, US
  8452         711       1842      17  TE-AS TE-AS, EG
  8376         654         57      29  Jordan Data Communications, JO
 25019         587        991     137  SAUDINETSTC-AS, SA
  3320         574       8321     486  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE
212238         503         37     453  CDNEXT, GB

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        6082       1772     947  UNINET, MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 10620        1735        259    1224  Telmex Colombia S.A., CO
  3816        1323        781     202  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1103        371      22  Telefonica del Peru S.A.A., PE
 26615        1030       2503      53  TIM SA, BR
 18881         861       1128      28  TELEFONICA BRASIL S.A, BR
 28006         645         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         627         86      51  ENTEL CHILE S.A., CL
 26599         544       2850      75  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        1419        389      16  LINKdotNET-AS, EG
 29571         694         56     305  ORANGE-COTE-IVOIRE, CI
 36935         668        131     180  Vodafone-, EG
 24835         630        360     196  RAYA-AS, EG
 36992         586        974     267  ETISALAT-MISR, EG
 20011         544        138     318  INTERNET-SOLUTIONS, ZA
 37069         451       1051      15  MOBINIL, EG
 36914         450         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 37693         335        597      42  TUNISIANA, TN

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       10990      12018    3857  AMAZON-02, US
  9808        9894       8752      83  CHINAMOBILE-CN China Mobile Communication
  8151        6082       1772     947  UNINET, MX
   749        3263      54896    2510  DNIC-AS-00749, US
 39891        3193        194      63  ALJAWWALSTC-AS, SA
  7018        3178      23666    2014  ATT-INTERNET4, US
 22773        2475       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
   367        2471       3007    1148  DNIC-ASBLK-00306-00371, US
  4155        2204        149    1382  USDA-1, US
 11830        2005        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        9894         9811  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6082         5135  UNINET, MX
 39891        3193         3130  ALJAWWALSTC-AS, SA
 11830        2005         1941  Instituto Costarricense de Electricidad y Telec
 22773        2475         1763  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1872         1647  ATLANTICBB-JOHNSTOWN, US
 56047        1509         1460  CMNET-HUNAN-AP China Mobile communications corp
 56041        1489         1413  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1419         1403  LINKdotNET-AS, EG
   209        1674         1376  CENTURYLINK-US-LEGACY-QWEST, US

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
      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
     63305  UNALLOCATED  12.49.58.0/24             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
45.42.0.0/22         Origin:     16929  RESERVED, ZZ
45.42.0.0/22        Transit:    393275  VINGN-VIRGIN-ISLANDS-NEXT-GENERATION-NET
66.187.240.0/20      Origin:     33745  ATOS-BLYTHEWOOD, US
66.187.240.0/20     Transit:    198949  RADWARE, IL
162.246.40.0/22      Origin:     30218  RESERVED, ZZ
162.246.40.0/22     Transit:     54004  OPTIMUM-WIFI2, US
162.246.40.0/23      Origin:     30218  RESERVED, ZZ
162.246.40.0/23     Transit:     54004  OPTIMUM-WIFI2, US
164.160.192.0/21     Origin:     37661  NRaE1-AS, NG
164.160.192.0/21    Transit:     37288  WACREN, SN

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     
/13:195     /14:523     /15:1026    /16:6813    /17:3386    /18:4037    
/19:7461    /20:12001   /21:14724   /22:26700   /23:26890   /24:145502  
/25:50      /26:72      /27:35      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
 16509       10047       10990  AMAZON-02, US
  9808        7912        9894  CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., CN
  8151        4621        6082  UNINET, MX
 39891        3126        3193  ALJAWWALSTC-AS, SA
  7018        2528        3178  ATT-INTERNET4, US
 22773        2377        2475  ASN-CXA-ALL-CCI-22773-RDC, US
   367        1856        2471  DNIC-ASBLK-00306-00371, US
   749        1777        3263  DNIC-AS-00749, US
  6167        1763        1800  CELLCO-PART, US
 10620        1631        1735  Telmex Colombia S.A., CO

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

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

   1:63        2:527       3:508       4:5         5:1064      6:156    
   7:5         8:673      11:171      12:1013     13:305      14:117    
  15:293      16:234      17:5        18:870      20:110      21:4      
  22:188      23:2111     24:639      27:44       29:19       31:356    
  32:25       34:9        35:74       36:1195     37:688      38:1613   
  39:536      40:53       41:904      42:220      43:204      44:30     
  45:3721     46:976      47:94       49:29       50:354      51:368    
  52:1405     54:274      55:889      56:8        57:17       58:31     
  59:29       60:16       61:66       62:480      63:768      64:1720   
  65:1072     66:1426     67:897      68:515      69:1026     70:297    
  71:198      72:563      74:904      75:413      76:237      77:433    
  78:595      79:257      80:321      81:380      82:338      83:198    
  84:333      85:476      86:224      87:226      88:241      89:788    
  90:96       91:993      92:608      93:836      94:700      95:670    
  96:190      97:52       98:521      99:165     100:27      101:28     
 102:347     103:1209    104:876     105:80      106:46      107:775    
 108:446     109:406     110:42      111:1865    112:467     113:39     
 114:58      115:17      116:45      117:976     118:170     119:114    
 120:1170    121:44      122:151     123:154     124:66      125:22     
 128:342     129:329     130:671     131:939     132:577     133:207    
 134:458     135:104     136:498     137:580     138:1013    139:400    
 140:664     141:441     142:913     143:699     144:408     145:88     
 146:645     147:512     148:711     149:616     150:313     151:620    
 152:636     153:134     154:619     155:752     156:792     157:383    
 158:459     159:639     160:714     161:601     162:838     163:375    
 164:725     165:753     166:600     167:631     168:1457    169:136    
 170:1534    171:103     172:1093    173:757     174:285     175:42     
 176:351     177:1098    178:441     179:801     180:80      181:1783   
 182:46      183:852     184:438     185:3081    186:2325    187:1179   
 188:774     189:1470    190:4961    191:430     192:4778    193:1852   
 194:1305    195:875     196:700     197:1270    198:2407    199:4530   
 200:3827    201:3209    202:1116    203:688     204:2094    205:1972   
 206:1539    207:1379    208:1216    209:1772    210:327     211:431    
 212:966     213:754     214:1013    215:41      216:2356    217:456    
 218:521     219:22      220:31      221:301     222:28      223:705    


End of report


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