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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Aug 29 20:16:52 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 29 Aug, 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:                              248094
    Prefixes after maximum aggregation (per Origin AS):          111355
    Deaggregation factor:                                          2.23
    Unique aggregates announced (without unneeded subnets):      132923
    Number of IPv4 prefixes with a valid ROA:                    102073
    Number of IPv4 prefixes with an invalid ROA:                     25
    Number of IPv4 prefixes with no ROA:                         145996
Total ASes present in the Internet Routing Table:                 20547
    Prefixes per ASN:                                             12.07
Origin-only ASes present in the Internet Routing Table:           17696
Origin ASes announcing only one prefix:                            7981
Transit ASes present in the Internet Routing Table:                2851
Transit-only ASes present in the Internet Routing Table:            718
Paths with bogon ASNs present in the IPv4 Routing Table:              3
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      35
    Max AS path prepend of ASN ( 59588)                              26
Prefixes from unregistered ASNs in the Routing Table:               326
    Number of instances of unregistered ASNs:                       327
Number of 32-bit ASNs allocated by the RIRs:                      45266
Number of 32-bit ASNs visible in the Routing Table:                7977
Prefixes from 32-bit ASNs in the Routing Table:                   28270
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:            144
Number of addresses announced to Internet:                   1510621341
    Equivalent to 90 /8s, 10 /16s and 64 /24s
    Percentage of available address space announced:               40.8
    Percentage of allocated address space announced:               40.8
    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:       77220

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

Prefixes being announced by APNIC Region ASes:                    31775
    Total APNIC prefixes after maximum aggregation:                7934
    APNIC Deaggregation factor:                                    4.00
Prefixes being announced from the APNIC address blocks:           31197
    Unique aggregates announced from the APNIC address blocks:     9164
APNIC Region origin ASes present in the Internet Routing Table:    1277
    APNIC Prefixes per ASN:                                       24.43
APNIC Region origin ASes announcing only one prefix:                515
APNIC Region transit ASes present in the Internet Routing Table:    221
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:    588
Number of APNIC addresses announced to Internet:              202026604
    Equivalent to 12 /8s, 10 /16s and 174 /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:                    114472
    Total ARIN prefixes after maximum aggregation:                61137
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           113205
    Unique aggregates announced from the ARIN address blocks:     64088
ARIN Region origin ASes present in the Internet Routing Table:     9067
    ARIN Prefixes per ASN:                                        12.49
ARIN Region origin ASes announcing only one prefix:                3765
ARIN Region transit ASes present in the Internet Routing Table:     826
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:    1983
Number of ARIN addresses announced to Internet:               872535137
    Equivalent to 52 /8s, 1 /16s and 212 /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:                     47604
    Total RIPE prefixes after maximum aggregation:                25645
    RIPE Deaggregation factor:                                     1.86
Prefixes being announced from the RIPE address blocks:            48127
    Unique aggregates announced from the RIPE address blocks:     34700
RIPE Region origin ASes present in the Internet Routing Table:     4744
    RIPE Prefixes per ASN:                                        10.14
RIPE Region origin ASes announcing only one prefix:                2066
RIPE Region transit ASes present in the Internet Routing Table:     709
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1868
Number of RIPE addresses announced to Internet:               300868560
    Equivalent to 17 /8s, 238 /16s and 227 /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:                   44301
    Total LACNIC prefixes after maximum aggregation:              13481
    LACNIC Deaggregation factor:                                   3.29
Prefixes being announced from the LACNIC address blocks:          43642
    Unique aggregates announced from the LACNIC address blocks:   19950
LACNIC Region origin ASes present in the Internet Routing Table:   4281
    LACNIC Prefixes per ASN:                                      10.19
LACNIC Region origin ASes announcing only one prefix:              1498
LACNIC Region transit ASes present in the Internet Routing Table:   889
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3373
Number of LACNIC addresses announced to Internet:              95220480
    Equivalent to 5 /8s, 172 /16s and 243 /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:                   9616
    Total AfriNIC prefixes after maximum aggregation:              2926
    AfriNIC Deaggregation factor:                                  3.29
Prefixes being announced from the AfriNIC address blocks:         11779
    Unique aggregates announced from the AfriNIC address blocks:   4904
AfriNIC Region origin ASes present in the Internet Routing Table:   318
    AfriNIC Prefixes per ASN:                                     37.04
AfriNIC Region origin ASes announcing only one prefix:              137
AfriNIC Region transit ASes present in the Internet Routing Table:   81
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  165
Number of AfriNIC addresses announced to Internet:             39892224
    Equivalent to 2 /8s, 96 /16s and 181 /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        9715       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1550        789     173  CMNET-JIANGSU-AP China Mobile communicati
 56047        1506        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1480        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        176      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         770        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         598       2169     465  SINET-AS Research Organization of Informa
 17676         582      10607     150  GIGAINFRA SoftBank Corp., JP
 56040         481        489     113  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        497      67  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       10604      11792    3769  AMAZON-02, US
   749        3235      54890    2487  DNIC-AS-00749, US
  7018        2928      23673    1842  ATT-INTERNET4, US
   367        2505       3063    1180  DNIC-ASBLK-00306-00371, US
 22773        2450       2074     699  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2048        131    1348  USDA-1, US
  6167        1818       3384     436  CELLCO-PART, US
   209        1689       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1592        222     274  ATLANTICBB-JOHNSTOWN, US
 36352        1538        165     763  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        2041        119      41  ALJAWWALSTC-AS, SA
 20940        1267        101    1040  AKAMAI-ASN1, NL
  3257         979       2084     776  GTT-BACKBONE GTT, US
  8452         914       1841      12  TE-AS TE-AS, EG
  3215         897       4814     291  France Telecom - Orange, FR
  8376         726         60      28  Jordan Data Communications, JO
212238         572         41     502  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         546       8318     461  DTAG Internet service provider operations
 61317         522         36     468  ASDETUK www.heficed.com, US

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        5722       1653     693  UNINET, MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 10620        1349        193    1011  Telmex Colombia S.A., CO
  3816        1318        774     207  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1073        369      22  Telefonica del Peru S.A.A., PE
 26615        1044       2503      53  TIM SA, BR
 18881         877       1128      28  TELEFONICA BRASIL S.A, BR
 28006         634         76     290  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         535       2892      68  TELEFONICA BRASIL S.A, BR
 13999         521         72     227  Mega Cable, S.A. de C.V., MX

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        1403        389      16  LINKdotNET-AS, EG
 24835         992        429     144  RAYA-AS, EG
 29571         917         66     311  ORANGE-COTE-IVOIRE, CI
 36935         707        131     184  Vodafone-, EG
 36992         666       1010     305  ETISALAT-MISR, EG
 36914         527         82       3  KENET-AS, KE
 36903         419        189     298  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN
 20011         273         35     197  INTERNET-SOLUTIONS, 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       10604      11792    3769  AMAZON-02, US
  9808        9715       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5722       1653     693  UNINET, MX
   749        3235      54890    2487  DNIC-AS-00749, US
  7018        2928      23673    1842  ATT-INTERNET4, US
   367        2505       3063    1180  DNIC-ASBLK-00306-00371, US
 22773        2450       2074     699  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2048        131    1348  USDA-1, US
 39891        2041        119      41  ALJAWWALSTC-AS, SA
 11830        2008        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        9715         9640  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5722         5029  UNINET, MX
 39891        2041         2000  ALJAWWALSTC-AS, SA
 11830        2008         1944  Instituto Costarricense de Electricidad y Telec
 22773        2450         1751  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1506         1457  CMNET-HUNAN-AP China Mobile communications corp
 56041        1480         1405  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1403         1387  LINKdotNET-AS, EG
  6167        1818         1382  CELLCO-PART, US
   209        1689         1382  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
    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
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              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

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
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      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        /8:13       /9:10      /10:29      /11:41      /12:138     
/13:197     /14:525     /15:1032    /16:7146    /17:3387    /18:3991    
/19:7535    /20:11545   /21:14839   /22:27174   /23:26829   /24:143494  
/25:35      /26:50      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2943        5722  UNINET, MX
 16509        2130       10604  AMAZON-02, US
 22773        1849        2450  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2008  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1317        2928  ATT-INTERNET4, US
 39891        1306        2041  ALJAWWALSTC-AS, SA
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         891        1818  CELLCO-PART, US
 19901         820         970  BRSPD-PUBLIC, US
 10620         801        1349  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)
----------------------------------------------

   1:41        2:302       3:444       4:5         5:997       6:148    
   7:5         8:698      11:171      12:1023     13:299      14:105    
  15:291      16:226      17:6        18:842      20:159      21:4      
  22:188      23:2229     24:647      25:2        27:36       29:19     
  31:341      32:26       34:10       35:71       36:1188     37:652    
  38:1352     39:542      40:53       41:1118     42:168      43:196    
  44:50       45:3721     46:837      47:97       49:30       50:339    
  51:369      52:1363     54:275      55:959      56:8        57:17     
  58:6        59:33       60:17       61:57       62:481      63:784    
  64:1731     65:1090     66:1496     67:905      68:523      69:1113   
  70:308      71:205      72:573      74:926      75:415      76:235    
  77:324      78:327      79:214      80:312      81:389      82:293    
  83:169      84:319      85:470      86:199      87:194      88:226    
  89:845      90:98       91:973      92:554      93:571      94:633    
  95:774      96:220      97:62       98:455      99:160     100:13     
 101:21      102:426     103:1356    104:1059    105:168     106:15     
 107:1220    108:461     109:376     110:29      111:1845    112:449    
 113:41      114:38      115:22      116:47      117:962     118:176    
 119:134     120:1103    121:38      122:178     123:166     124:73     
 125:14      128:482     129:321     130:638     131:944     132:574    
 133:195     134:469     135:109     136:470     137:532     138:984    
 139:462     140:676     141:456     142:799     143:727     144:414    
 145:81      146:600     147:474     148:732     149:656     150:308    
 151:607     152:712     153:136     154:726     155:734     156:696    
 157:366     158:449     159:678     160:835     161:668     162:905    
 163:406     164:742     165:814     166:580     167:657     168:1316   
 169:170     170:1554    171:100     172:1158    173:785     174:232    
 175:40      176:501     177:1190    178:453     179:783     180:73     
 181:1560    182:49      183:832     184:459     185:3150    186:1715   
 187:1098    188:697     189:1386    190:3995    191:432     192:4879   
 193:1864    194:1356    195:964     196:874     197:921     198:2522   
 199:4426    200:3403    201:3167    202:1132    203:700     204:2095   
 205:1951    206:1566    207:1417    208:1183    209:1781    210:352    
 211:447     212:960     213:747     214:1021    215:43      216:2356   
 217:454     218:527     219:35      220:32      221:300     222:20     
 223:679    

End of report


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