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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Oct 27 20:17:16 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 27 Oct, 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:                              250745
    Prefixes after maximum aggregation (per Origin AS):          110355
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      133882
    Number of IPv4 prefixes with a valid ROA:                    110348
    Number of IPv4 prefixes with an invalid ROA:                     27
    Number of IPv4 prefixes with no ROA:                         140370
Total ASes present in the Internet Routing Table:                 20146
    Prefixes per ASN:                                             12.45
Origin-only ASes present in the Internet Routing Table:           17323
Origin ASes announcing only one prefix:                            7768
Transit ASes present in the Internet Routing Table:                2823
Transit-only ASes present in the Internet Routing Table:            714
Paths with bogon ASNs present in the IPv4 Routing Table:              7
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      28
    Max AS path prepend of ASN ( 28683)                              24
Prefixes from unregistered ASNs in the Routing Table:               343
    Number of instances of unregistered ASNs:                       344
Number of 32-bit ASNs allocated by the RIRs:                      45665
Number of 32-bit ASNs visible in the Routing Table:                7814
Prefixes from 32-bit ASNs in the Routing Table:                   28709
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:            177
Number of addresses announced to Internet:                   1482677565
    Equivalent to 88 /8s, 95 /16s and 221 /24s
    Percentage of available address space announced:               40.0
    Percentage of allocated address space announced:               40.0
    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:       80052

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

Prefixes being announced by APNIC Region ASes:                    31988
    Total APNIC prefixes after maximum aggregation:                7733
    APNIC Deaggregation factor:                                    4.14
Prefixes being announced from the APNIC address blocks:           31271
    Unique aggregates announced from the APNIC address blocks:     8965
APNIC Region origin ASes present in the Internet Routing Table:    1195
    APNIC Prefixes per ASN:                                       26.17
APNIC Region origin ASes announcing only one prefix:                464
APNIC Region transit ASes present in the Internet Routing Table:    208
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    532
Number of APNIC addresses announced to Internet:              180837996
    Equivalent to 10 /8s, 199 /16s and 94 /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:                    112641
    Total ARIN prefixes after maximum aggregation:                59839
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           111870
    Unique aggregates announced from the ARIN address blocks:     63211
ARIN Region origin ASes present in the Internet Routing Table:     8963
    ARIN Prefixes per ASN:                                        12.48
ARIN Region origin ASes announcing only one prefix:                3711
ARIN Region transit ASes present in the Internet Routing Table:     822
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:    1967
Number of ARIN addresses announced to Internet:               869075649
    Equivalent to 51 /8s, 205 /16s and 10 /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:                     48068
    Total RIPE prefixes after maximum aggregation:                25178
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:            49028
    Unique aggregates announced from the RIPE address blocks:     34279
RIPE Region origin ASes present in the Internet Routing Table:     4539
    RIPE Prefixes per ASN:                                        10.80
RIPE Region origin ASes announcing only one prefix:                1962
RIPE Region transit ASes present in the Internet Routing Table:     675
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:    1767
Number of RIPE addresses announced to Internet:               293849296
    Equivalent to 17 /8s, 131 /16s and 200 /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:                   48424
    Total LACNIC prefixes after maximum aggregation:              14433
    LACNIC Deaggregation factor:                                   3.36
Prefixes being announced from the LACNIC address blocks:          47289
    Unique aggregates announced from the LACNIC address blocks:   22429
LACNIC Region origin ASes present in the Internet Routing Table:   4299
    LACNIC Prefixes per ASN:                                      11.00
LACNIC Region origin ASes announcing only one prefix:              1506
LACNIC Region transit ASes present in the Internet Routing Table:   892
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:  3387
Number of LACNIC addresses announced to Internet:              98602560
    Equivalent to 5 /8s, 224 /16s and 142 /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:                   9281
    Total AfriNIC prefixes after maximum aggregation:              2944
    AfriNIC Deaggregation factor:                                  3.15
Prefixes being announced from the AfriNIC address blocks:         11110
    Unique aggregates announced from the AfriNIC address blocks:   4852
AfriNIC Region origin ASes present in the Internet Routing Table:   299
    AfriNIC Prefixes per ASN:                                     37.16
AfriNIC Region origin ASes announcing only one prefix:              125
AfriNIC Region transit ASes present in the Internet Routing Table:   88
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  161
Number of AfriNIC addresses announced to Internet:             40214016
    Equivalent to 2 /8s, 101 /16s and 158 /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        9892       8751      79  CHINAMOBILE-CN China Mobile Communication
 56046        1535        796     174  CMNET-JIANGSU-AP China Mobile communicati
 56047        1507        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1484        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      73  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         539       9967     163  GIGAINFRA SoftBank Corp., JP
 56040         486        489     107  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       10942      11918    3816  AMAZON-02, US
   749        3262      54896    2509  DNIC-AS-00749, US
  7018        3161      23667    1970  ATT-INTERNET4, US
 22773        2470       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
   367        2468       3018    1154  DNIC-ASBLK-00306-00371, US
  4155        2185        148    1367  USDA-1, US
 11776        1869        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1795       3384     438  CELLCO-PART, US
   209        1678       4897     301  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1401       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        1286        100    1036  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         803       2073     697  GTT-BACKBONE GTT, US
  8452         695       1842      17  TE-AS TE-AS, EG
  8376         652         57      29  Jordan Data Communications, JO
 25019         588       1001     133  SAUDINETSTC-AS, SA
  3320         573       8320     481  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE
212238         491         37     442  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        6226       1756     710  UNINET, MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 10620        1746        260    1228  Telmex Colombia S.A., CO
  3816        1320        779     200  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1111        369      22  Telefonica del Peru S.A.A., PE
 26615        1034       2503      53  TIM SA, BR
 18881         854       1128      28  TELEFONICA BRASIL S.A, BR
 28006         642         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         628         86      51  ENTEL CHILE S.A., CL
 26599         538       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        1362        389      16  LINKdotNET-AS, EG
 29571         772         60     288  ORANGE-COTE-IVOIRE, CI
 36935         647        127     174  Vodafone-, EG
 36992         567        925     264  ETISALAT-MISR, EG
 36914         527         82       3  KENET-AS, KE
 24835         515        339     187  RAYA-AS, EG
 37069         440       1051      15  MOBINIL, EG
 20011         431        131     297  INTERNET-SOLUTIONS, ZA
  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       10942      11918    3816  AMAZON-02, US
  9808        9892       8751      79  CHINAMOBILE-CN China Mobile Communication
  8151        6226       1756     710  UNINET, MX
   749        3262      54896    2509  DNIC-AS-00749, US
 39891        3193        194      63  ALJAWWALSTC-AS, SA
  7018        3161      23667    1970  ATT-INTERNET4, US
 22773        2470       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
   367        2468       3018    1154  DNIC-ASBLK-00306-00371, US
  4155        2185        148    1367  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        9892         9813  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6226         5516  UNINET, MX
 39891        3193         3130  ALJAWWALSTC-AS, SA
 11830        2005         1941  Instituto Costarricense de Electricidad y Telec
 22773        2470         1762  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1869         1644  ATLANTICBB-JOHNSTOWN, US
 56047        1507         1458  CMNET-HUNAN-AP China Mobile communications corp
 56041        1484         1408  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1678         1377  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1535         1361  CMNET-JIANGSU-AP China Mobile communications 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
     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
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
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
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

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      /12:139     
/13:194     /14:519     /15:1020    /16:6841    /17:3364    /18:3990    
/19:7458    /20:11951   /21:14713   /22:26635   /23:27084   /24:146547  
/25:47      /26:69      /27:36      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3322        6226  UNINET, MX
 39891        2309        3193  ALJAWWALSTC-AS, SA
 16509        2225       10942  AMAZON-02, US
 22773        1866        2470  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1703        2005  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1422        3161  ATT-INTERNET4, US
 10620         982        1746  Telmex Colombia S.A., CO
   209         951        1678  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1869  ATLANTICBB-JOHNSTOWN, US
  6167         860        1795  CELLCO-PART, US

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

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

   1:64        2:527       3:504       4:5         5:1177      6:157    
   7:5         8:683      11:171      12:1011     13:312      14:114    
  15:293      16:225      17:5        18:867      20:112      21:4      
  22:188      23:2078     24:637      27:56       29:19       31:346    
  32:25       34:9        35:72       36:1194     37:706      38:1663   
  39:534      40:53       41:1047     42:228      43:208      44:34     
  45:3706     46:947      47:95       49:53       50:350      51:368    
  52:1414     54:295      55:948      56:8        57:16       58:31     
  59:30       60:16       61:64       62:472      63:765      64:1729   
  65:1093     66:1531     67:901      68:519      69:1108     70:296    
  71:206      72:595      74:935      75:412      76:232      77:437    
  78:603      79:260      80:322      81:429      82:315      83:197    
  84:327      85:473      86:222      87:235      88:235      89:789    
  90:96       91:963      92:643      93:834      94:660      95:662    
  96:195      97:47       98:527      99:165     100:26      101:27     
 102:372     103:1299    104:919     105:140     106:68      107:779    
 108:445     109:404     110:41      111:1868    112:466     113:41     
 114:57      115:24      116:44      117:978     118:176     119:114    
 120:1170    121:46      122:155     123:156     124:68      125:21     
 128:382     129:320     130:656     131:936     132:563     133:208    
 134:479     135:102     136:503     137:584     138:1018    139:393    
 140:658     141:565     142:900     143:707     144:404     145:68     
 146:648     147:503     148:698     149:604     150:336     151:614    
 152:663     153:135     154:701     155:746     156:759     157:376    
 158:452     159:635     160:749     161:615     162:868     163:377    
 164:742     165:780     166:598     167:646     168:1486    169:132    
 170:1537    171:101     172:1085    173:793     174:287     175:42     
 176:355     177:1112    178:443     179:796     180:80      181:1838   
 182:44      183:850     184:437     185:3034    186:2295    187:1112   
 188:753     189:1502    190:4894    191:464     192:4774    193:1839   
 194:1295    195:913     196:704     197:1093    198:2447    199:4532   
 200:3814    201:3235    202:1116    203:685     204:2052    205:2002   
 206:1550    207:1356    208:1233    209:1843    210:327     211:430    
 212:945     213:711     214:1028    215:41      216:2333    217:481    
 218:521     219:21      220:52      221:301     222:18      223:684    


End of report


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