[REN-BGP-stats-all] Global R&E Routing Table Report - RENU view

REN Routing Table Report cscora at frr.nsrc.org
Mon Oct 11 18:39:16 UTC 2021


Global R&E Routing Table Report   18:35 GMT Mon 11 Oct, 2021

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/RENU/

Analysis Summary
----------------

BGP routing table entries examined:                              855558
    Prefixes after maximum aggregation (per Origin AS):          326013
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      417178
Total ASes present in the Internet Routing Table:                 72008
    Prefixes per ASN:                                             11.88
Origin-only ASes present in the Internet Routing Table:           61830
Origin ASes announcing only one prefix:                           25485
Transit ASes present in the Internet Routing Table:               10178
Transit-only ASes present in the Internet Routing Table:            354
Average AS path length visible in the Internet Routing Table:       5.6
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:               982
    Number of instances of unregistered ASNs:                       983
Number of 32-bit ASNs allocated by the RIRs:                      37461
Number of 32-bit ASNs visible in the Routing Table:               31081
Prefixes from 32-bit ASNs in the Routing Table:                  141956
Number of bogon 32-bit ASNs visible in the Routing Table:            37
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            464
Number of addresses announced to Internet:                   3069997056
    Equivalent to 182 /8s, 252 /16s and 112 /24s
    Percentage of available address space announced:               82.9
    Percentage of allocated address space announced:               82.9
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:      289736

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

Prefixes being announced by APNIC Region ASes:                   217294
    Total APNIC prefixes after maximum aggregation:               63785
    APNIC Deaggregation factor:                                    3.41
Prefixes being announced from the APNIC address blocks:          212793
    Unique aggregates announced from the APNIC address blocks:    91812
APNIC Region origin ASes present in the Internet Routing Table:   11949
    APNIC Prefixes per ASN:                                       17.81
APNIC Region origin ASes announcing only one prefix:               3407
APNIC Region transit ASes present in the Internet Routing Table:   1689
Average APNIC Region AS path length visible:                        6.0
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7152
Number of APNIC addresses announced to Internet:              771747840
    Equivalent to 45 /8s, 255 /16s and 240 /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, 131072-147769
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:                    253498
    Total ARIN prefixes after maximum aggregation:               116277
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           253474
    Unique aggregates announced from the ARIN address blocks:    120963
ARIN Region origin ASes present in the Internet Routing Table:    18888
    ARIN Prefixes per ASN:                                        13.42
ARIN Region origin ASes announcing only one prefix:                6853
ARIN Region transit ASes present in the Internet Routing Table:    1926
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4139
Number of ARIN addresses announced to Internet:              1301013248
    Equivalent to 77 /8s, 139 /16s and 227 /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, 393216-401308
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:                    241871
    Total RIPE prefixes after maximum aggregation:               113280
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           237850
    Unique aggregates announced from the RIPE address blocks:    145642
RIPE Region origin ASes present in the Internet Routing Table:    28072
    RIPE Prefixes per ASN:                                         8.47
RIPE Region origin ASes announcing only one prefix:               12088
RIPE Region transit ASes present in the Internet Routing Table:    3929
Average RIPE Region AS path length visible:                         5.2
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10454
Number of RIPE addresses announced to Internet:               711983360
    Equivalent to 42 /8s, 112 /16s and 1 /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
                       196608-213403
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:                  111502
    Total LACNIC prefixes after maximum aggregation:              26622
    LACNIC Deaggregation factor:                                   4.19
Prefixes being announced from the LACNIC address blocks:         112406
    Unique aggregates announced from the LACNIC address blocks:   47340
LACNIC Region origin ASes present in the Internet Routing Table:  10779
    LACNIC Prefixes per ASN:                                      10.43
LACNIC Region origin ASes announcing only one prefix:              2627
LACNIC Region transit ASes present in the Internet Routing Table:  2124
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8451
Number of LACNIC addresses announced to Internet:             176678912
    Equivalent to 10 /8s, 135 /16s and 232 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-272796 + 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:                  30411
    Total AfriNIC prefixes after maximum aggregation:              5316
    AfriNIC Deaggregation factor:                                  5.72
Prefixes being announced from the AfriNIC address blocks:         38571
    Unique aggregates announced from the AfriNIC address blocks:  11036
AfriNIC Region origin ASes present in the Internet Routing Table:  1553
    AfriNIC Prefixes per ASN:                                     24.84
AfriNIC Region origin ASes announcing only one prefix:              510
AfriNIC Region transit ASes present in the Internet Routing Table:  317
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       34
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  885
Number of AfriNIC addresses announced to Internet:            108240896
    Equivalent to 6 /8s, 115 /16s and 160 /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
  7545        5838        787     682  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5139       8999      54  CMNET-GD Guangdong Mobile Communication
  7552        3610       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3506       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3025       1896      55  VNPT-AS-VN VNPT Corp, VN
  4766        2250      11117     570  KIXS-AS-KR Korea Telecom, KR
  9498        2174        472     237  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2127        429     203  TATACOMM-AS TATA Communications formerl
 45090        2121       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C
 24560        1972        834     379  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        5680       9912    2491  AMAZON-02, US
 11492        4676        309     766  CABLEONE, US
 22773        4097       3057     381  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3641       1883    2537  AKAMAI-AS, US
  6327        3373       1318      66  SHAW, CA
 30036        2577        374     225  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2533       5027     452  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2241       3032     504  CHARTER-20115, US
  7018        2234      24161    1429  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        6847       1726     143  UNI2-AS, ES
 20940        3865       3198     561  AKAMAI-ASN1, NL
 39891        3269        187      23  ALJAWWALSTC-AS, SA
  8551        3255        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2891       2279     895  ROSTELECOM-AS, RU
  9009        2488        258    1311  M247, GB
 34984        2242        359     603  TELLCOM-AS, TR
 58224        1685        900     582  TCI, IR
 61317        1636        257     910  ASDETUK www.heficed.com, GB
 13188        1610        100      27  TRIOLAN, UA

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        8881       3459     575  Uninet S.A. de C.V., MX
 10620        3410        519     711  Telmex Colombia S.A., CO
 11830        2498        369      62  Instituto Costarricense de Electricidad
 13999        1697        337     463  Mega Cable, S.A. de C.V., MX
  6503        1522        359     477  Axtel, S.A.B. de C.V., MX
 28573        1449       2309     242  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1128       2351     135  TIM SA, BR
  6147        1087        370      22  Telefonica del Peru S.A.A., PE
 11172         953        111      70  Alestra, S. de R.L. de C.V., MX

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1936        326      60  Telkom-Internet, ZA
 24863        1636        393      21  LINKdotNET-AS, EG
 24835        1550        503      32  RAYA-AS, EG
 36992        1287       1418     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         801         68      11  ORANGE-COTE-IVOIRE, CI
 36935         630        523      44  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         511         50      31  WANANCHI-, KE
 37342         471         32       1  MOVITEL, MZ

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        8881       3459     575  Uninet S.A. de C.V., MX
 12479        6847       1726     143  UNI2-AS, ES
  7545        5838        787     682  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5680       9912    2491  AMAZON-02, US
  9808        5139       8999      54  CMNET-GD Guangdong Mobile Communication
 11492        4676        309     766  CABLEONE, US
 22773        4097       3057     381  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 20940        3865       3198     561  AKAMAI-ASN1, NL
 16625        3641       1883    2537  AKAMAI-AS, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
 12479        6847         6704  UNI2-AS, ES
  7545        5838         5156  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5139         5085  CMNET-GD Guangdong Mobile Communication Co.Ltd.
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4676         3910  CABLEONE, US
 22773        4097         3716  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3610         3591  VIETEL-AS-AP Viettel Group, VN
  7713        3506         3450  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
  6327        3373         3307  SHAW, CA
 20940        3865         3304  AKAMAI-ASN1, NL

Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
    398418  UNALLOCATED  8.2.200.0/24              2914  NTT-COMMUNICATIONS-2914, US
     46990  UNALLOCATED  8.5.242.0/23               174  COGENT-174, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
     18604  UNALLOCATED  8.25.204.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24              174  COGENT-174, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
     23061  UNALLOCATED  8.39.119.0/24             3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24             46887  LIGHTOWER, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             1103  SURFNET-NL SURFnet, The Netherlands, NL

Complete listing at https://bgp.nsrc.org/REN/RENU/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.132.208.0/24      Origin:      7850  CITYLINKFIBER, US
23.132.208.0/24     Transit:     15164  UPNLLC, US
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW

Complete listing at https://bgp.nsrc.org/REN/RENU/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        /8:16       /9:13      /10:40      /11:99      /12:300     
/13:595     /14:1211    /15:2077    /16:13576   /17:8238    /18:13859   
/19:25003   /20:40778   /21:49763   /22:105822  /23:91156   /24:503012  
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

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

   ASN  No of nets  Total ann.  Description
 12479        5809        6847  UNI2-AS, ES
 11492        3615        4676  CABLEONE, US
  8151        3259        8881  Uninet S.A. de C.V., MX
  6327        3181        3373  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        3020        4097  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2805        3269  ALJAWWALSTC-AS, SA
  8551        2720        3255  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2232        2577  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1931        2498  Instituto Costarricense de Electricidad y Telec

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

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

   1:1789      2:1055      3:145       4:20        5:3664      6:85     
   7:5         8:1535      9:1        11:172      12:1710     13:397    
  14:2235     15:114      16:24       17:368      18:125      20:130    
  21:4        22:188      23:5157     24:2432     25:2        27:2548   
  29:19       31:2359     32:112      34:1        35:47       36:1558   
  37:3908     38:2284     39:579      40:151      41:4266     42:884    
  43:2039     44:289      45:15497    46:3707     47:319      48:3      
  49:1662     50:1830     51:99       52:1286     54:246      55:707    
  56:4        57:56       58:1567     59:1050     60:934      61:2145   
  62:2292     63:1963     64:5363     65:2356     66:4957     67:2860   
  68:1163     69:4128     70:1361     71:678      72:3156     74:2617   
  75:1492     76:693      77:2038     78:1726     79:2629     80:1879   
  81:1548     82:1363     83:1160     84:1281     85:2832     86:731    
  87:1843     88:976      89:3049     90:506      91:7376     92:1854   
  93:2564     94:3162     95:3526     96:1297     97:347      98:999    
  99:960     100:75      101:1038    102:1870    103:27039   104:4077   
 105:2024    106:825     107:2384    108:732     109:3823    110:1924   
 111:2681    112:1886    113:1261    114:1483    115:1906    116:1777   
 117:2210    118:2146    119:1833    120:1098    121:978     122:2496   
 123:2145    124:1536    125:1876    128:1374    129:1372    130:901    
 131:2027    132:776     133:360     134:1861    135:316     136:786    
 137:866     138:2389    139:1192    140:761     141:1247    142:1208   
 143:1366    144:1269    145:326     146:1552    147:1421    148:2156   
 149:1515    150:829     151:1086    152:1668    153:427     154:3185   
 155:1330    156:1822    157:1183    158:1006    159:2032    160:2391   
 161:1245    162:3343    163:1085    164:1586    165:1483    166:589    
 167:1652    168:3659    169:708     170:4329    171:805     172:2767   
 173:2934    174:999     175:1116    176:3335    177:4555    178:3004   
 179:1926    180:2248    181:2673    182:3075    183:1544    184:2422   
 185:18964   186:4238    187:3177    188:3466    189:2911    190:8664   
 191:1309    192:10696   193:8374    194:6845    195:4897    196:3019   
 197:2615    198:6024    199:5926    200:7337    201:5476    202:10108  
 203:10056   204:4491    205:3383    206:4055    207:3342    208:4008   
 209:4737    210:3961    211:2242    212:3771    213:3374    214:1158   
 215:61      216:6364    217:2710    218:1072    219:460     220:1908   
 221:919     222:672     223:1779   

End of report


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