asn.dev

Autonomous system

AS60592 GRANSY Gransy s.r.o. gransy.com

Hosting RIPE Content

IPv4 addresses 6.14K 10 prefixes
IPv6 prefixes 3 counted as prefixes, not addresses
Countries 1 mostly CZ
Exchanges 4 recorded by PCH
Upstreams 15 0 downstream
Flagged prefixes 0 none

Interconnection

Peering at a glance

Full topology · Graph

Internet exchanges

Recorded at 4 exchanges in 4 countries, largest first.

ExchangeLocationTheir address
NIX.CZ - Neutral Internet eXchange for the Czech RepublicPrague, Czech Republic91.210.17.38
Securebit Internet Exchange ZurichZurich, Switzerland185.1.135.35
Serbian Open ExchangeBelgrade, Serbia185.1.27.85
Puerto Rico Internet ExchangeSan Juan, Puerto Rico204.138.0.27

Transit providers

15 upstream, 0 downstream and 24 adjacent networks observed; most-used upstreams first.

ASNetworkPaths seen
AS15685CASABLANCA INT a.s.395
AS20473The Constant Company, LLC288
AS29134Webglobe, s.r.o.236
AS43541VSHosting s.r.o.209
AS39122Blacknight Internet Solutions Limited19
AS6939Hurricane Electric LLC6
AS13004Serbian Open Exchange DOO4
AS41095IPTP LTD4

Exchange presence is recorded rather than inferred: the directory collected by Packet Clearing House (https://www.pch.net/ixp/data) on 2026-10-11, licensed CC BY-NC-SA 3.0. Transit is inferred from observed BGP paths, never declared by either party.

Address space

Summary

Shape and geography

IPv4 10 prefixes · 6.14K addresses IPv6 3 prefixes

CountryNamePrefixes
CZCzechia13

Registry

Allocation record

RIPE · via Atlas (registry + RDAP)
Registry
RIPE
Handle
AS60592
Registry name
GRANSY
Registrant
JH18407-MNT
Abuse contact
abuse@regtons.com
Registered
2013-06-19
Last changed
2021-07-23
Allocation
allocated

Declared

PeeringDB profile

self-reported
Name
Gransy s.r.o. - anycastdns.cz
Also known as
anycastdns.cz
Network type
Content
Scope
Global
Traffic ratio
Balanced
Peering policy
Open
Present at
6 exchanges
Facilities
8 facilities
Website
https://gransy.com/

PeeringDB records are maintained by the network operator and are not independently verified. Treat them as a statement of intent rather than of fact. For the observed and recorded view, see peering, which lists the exchanges Packet Clearing House has a port on file for.

Routing security

RPKI and IRR

Full detail
RPKI
90% valid · 19 valid, 2 with no ROA
ROAs
18 authorising AS60592
ASPA
no ASPA record
IRR
95% registered · 20 of 21 announcements 1 other origin
Route objects
29 naming AS60592

Reputation

Classification and threat

Hosting Datacenter or cloud provider. Addresses are servers, not people.

Spamhaus DROP

Not on ASN-DROP The network as a whole is not listed.

No DROP prefixes None of its announced space is on the DROP prefix list.

Spamhaus DROP ("Don't Route Or Peer") lists space and networks run by, or hijacked for, spam and cybercrime operations: 431 networks and 1,768 prefixes, as published 2026-10-12. A short, high-confidence list, so a match is worth taking seriously, and absence from it says little on its own.

FBI IC3

No IC3 indicators Nothing from the FBI IC3 feed.

IC3 threat data is alpha. Absence of an indicator is not evidence of good behaviour, only of absence from this one feed.

Elsewhere

Cross-check