Network report

Who holds an IP address, prefix or AS number, how it is routed (origin AS, RPKI, IRR), its reverse DNS, blocklist listings and PeeringDB record, with what to fix first.

AS1256 · 0 seconds ago

curl -s "https://thenetworkery.com/api/v1/network-report?query=AS1256"

JSON Docs

Warning: AS1256 (MASSNET-AS) announces nothing right now. 1 warning

AS page	AS1256
Holder	MASSNET-AS - UMASSNET
Allocation	ARIN, United States (US), assigned 1991-04-26
Prefixes (IPv4 / IPv6)	0 / 0

What to fix

Warning

PeeringDB did not answer: HTTP 404

Fix: Try again in a minute.

Open in PeeringDB lookup

Checks

Routing and RPKI AS1256 is not announcing anything right now.

Info: AS1256 is not announcing anything right now.

Holder	MASSNET-AS - UMASSNET
IPv4 prefixes	0
IPv6 prefixes	0
Downstream networks	0

Source: RIPEstat (RIPE NCC RIS, Routinator, IRR); AS names: Team Cymru

Open in ASN & BGP prefix lookup

Registration Found at rdap.arin.net.

Pass: Found at rdap.arin.net.

Name	MASSNET-AS
Handle	AS1256
Range	AS1256
Status	active
Registered	1991-04-26T00:00:00-04:00
Last changed	2024-11-06T15:42:50-05:00
Abuse contact	hostmaster@umassp.edu

Allocation

Registry (RIR)	ARIN
Country	United States (US)
Delegated on	1991-04-26
Status	Assigned
Delegated range	AS1256

Source: RIR delegation data, updated daily. The country is where the range was registered, not necessarily where it is used.

Contacts

Role	Name	Email
registrant	UMASSNET
technical	Dave Kokoszyna	dave.kokoszyna@umass.edu
abuse, noc	Hostmaster	hostmaster@umassp.edu
technical	Matt Wilhelm	mwilhelm@amherst.edu
technical	Tim Blondin	tblondin@umass.edu

Source: https://rdap.arin.net/registry/autnum/1256. Registration data from rdap.arin.net, shown under its terms of use (terms): not for marketing or bulk collection.

Open in WHOIS / RDAP lookup

PeeringDB PeeringDB did not answer: HTTP 404

Warning: PeeringDB did not answer: HTTP 404

Source: PeeringDB. Results are cached for an hour.

Open in PeeringDB lookup