ResearchRouting table, RPKI, IRR & looking glass

AS17471 Grameen Cybernet Ltd. Bangladesh. AS for local peering and transit. Dhaka

AS17471 (CYBERNET-BD-AS) is registered to Grameen Cybernet Ltd. Bangladesh. AS for local peering and transit. Dhaka in BD. It originates 76 prefixes in the global routing table.

60
IPv4 prefixes
16
IPv6 prefixes
15,872
IPv4 addresses
100%
RPKI valid
Registration

Who holds AS17471

Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.

AS number
AS17471
Handle
CYBERNET-BD-AS
Organization
Grameen Cybernet Ltd. Bangladesh. AS for local peering and transit. Dhaka
Country
BD
ASPA
None published
Routing

What AS17471 announces

Prefixes originated by AS17471 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
60
IPv6 prefixes
16
IPv4 addresses
15,872 (62 /24s)
RPKI valid
76 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS17471
14
With an IRR route object
76 100%
Prefixes

Announced prefixes

Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.

IPv4 (60)
103.7.112.0/22103.7.112.0/24103.7.113.0/24103.7.114.0/24103.7.115.0/24122.99.96.0/22122.99.96.0/24122.99.97.0/24122.99.98.0/24122.99.99.0/24122.99.100.0/22122.99.100.0/24122.99.101.0/24122.99.102.0/24122.99.103.0/24202.125.64.0/20202.125.65.0/24202.125.69.0/24202.125.70.0/24202.125.71.0/24202.125.73.0/24202.125.74.0/24202.125.75.0/24202.125.76.0/24202.125.77.0/24203.83.160.0/19203.83.160.0/24203.83.161.0/24203.83.162.0/24203.83.163.0/24203.83.164.0/24203.83.165.0/24203.83.166.0/24203.83.167.0/24203.83.168.0/24203.83.169.0/24203.83.170.0/24203.83.171.0/24203.83.172.0/24203.83.173.0/24203.83.174.0/24203.83.175.0/24203.83.176.0/24203.83.177.0/24203.83.178.0/24203.83.179.0/24203.83.180.0/24203.83.181.0/24203.83.182.0/24203.83.183.0/24203.83.184.0/24203.83.185.0/24203.83.186.0/24203.83.187.0/24203.83.188.0/24203.83.189.0/24203.83.191.0/24203.191.32.0/23203.191.32.0/24203.191.33.0/24
IPv6 (16)
2407:f040::/322407:f040:1000::/362407:f040:2000::/362407:f040:3000::/362407:f040:4000::/362407:f040:5000::/362407:f040:6000::/362407:f040:7000::/362407:f040:8000::/362407:f040:9000::/362407:f040:a000::/362407:f040:b000::/362407:f040:c000::/362407:f040:d000::/362407:f040:e000::/362407:f040:f000::/36

RPKI valid   RPKI invalid   no ROA covers it

Neighbors

Who AS17471 is reached through

The AS just before AS17471 in the paths our looking glass collectors hold, for 60 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

AS58717 SUMMITCOMMUNICATIONS-BD 51AS149994 RCL-AS-AP 9
IRR

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
APNICCYBERNET-BD-ASAPNIC-HM

Route objects with origin AS17471: APNIC 141 · RADB 4

as-sets that list AS17471 (54)first 40 shown
AS-10102AS-137491AS-150178AS-38176AS-4750-TRANSITAS-58682AS-58689AS-58715AS-CSL-DOMESTIC-TRANSITAS-CSLOX-TRANSIT-001AS-CSLOXINFO-TRANSITAS-CUBE-IIG-BDAS-DTLIIG-139901AS-FGLAS-FHLAS-HURRICANEAS-HURRICANEV6AS-KDDCUSTOMER2AS-KORNETBGPAS-LEVEL3-ORIGINS-NAAS-MAXNETAS-PACNET-DOWNSTREAM-SGAS-RADIANT-IIGAS-REACH-CUSTOMERSAS-RETN-ACTUAL-V4AS-RETN-ACTUAL-V6AS-SEABONECUSTASAS-SET-BSCCLAS-SET-RADIANTBDAS-SET-VCLAS-TELSTRA-INTL-CUSTOMERSAS-TH-IX-AS45265AS-TH-IX-AS9931AS-THIXAS-TRANSROUTE-SPECAS-VSNLAS-WCL-BDAS132267:AS-MEMBERAS132267:AS-MEMBERSAS132884:AS-CUSTOMERS
Tools

Check AS17471 live

ASN lookup and WHOISRPKI validatorASPA validatorIRR lookup