`ip-mx.core.sk`

DNSSEC	⚠️ Not signed
A	2a02:2b88:2:1::44f2:1^{🇨🇿 WEDOS2a02:2b88::/32 Internet, a.s.}
		PTR	`mail.ff.sk`
A	31.31.75.245^{🇨🇿 WEDOS31.31.72.0/21 Internet, a.s.}

`core.sk`

	DNSSEC	🔒 Signed (DS record present)
	A	2a02:2b88:2:1::44f2:1^{🇨🇿 WEDOS2a02:2b88::/32 Internet, a.s.}
	A	31.31.75.245^{🇨🇿 WEDOS31.31.72.0/21 Internet, a.s.}
	NS	`core.sk` ⭐ 🔒
	NS	`ns1.ff.sk`
	NS	`ns2.ff.sk` ⚠️ Not in zone NS records
	SOA	`core.sk`root@aftermarket.sk serial=2022624110

Previously MX for

core.sk

Same first word

ip-mx.com

Similar names

imp-x.com

pix-m.be

mip-x.com

pix-m.com

x-imp.com

pi-mx.com

ipm-x.com

m-pix.com

DNS History

3 records (2 active, 1 former)

●A2a02:2b88:2:1::44f2:12026-02-18 → 2026-04-01 · 3 obs

○ 2016-12-13 13:46:36
● 2026-02-18 01:36:26
● 2026-04-01 20:29:42

●A31.31.75.2452026-02-18 → 2026-04-01 · 3 obs

○ 2016-12-13 13:46:36
● 2026-02-18 01:36:26
● 2026-04-01 20:29:42

○A85.248.177.2102015-08-23 → 2016-12-13 · 4 obs

● 2015-08-23 03:00:24
● 2016-12-13 13:46:36
○ 2026-02-18 01:36:26
○ 2026-04-01 20:29:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
sk	e.tld.sk, f.tld.sk, g.tld.sk, h.tld.sk	-
core.sk	ns2.ff.sk, ns1.ff.sk	4 records

✅ Authoritative Response

Server:31.31.75.245

NS records: ns2.ff.sk, ns1.ff.sk

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 564ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`31.31.75.245`
AAAA	1	`2a02:2b88:2:1::44f2:1`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.ff.sk, ns2.ff.sk, ns1.ff.sk...)

Analysis

IP Addresses

ip-mx.core.sk points to two IP numbers: 2a02:2b88:2:1::44f2:1 and 31.31.75.245.

Other host names such as ronald.sk, pokuty.sk, mailin2.lara.sk, imedia.sk and infekcie.sk share IP numbers with ip-mx.core.sk.

ip-mx.core.sk - robtex.com

ip-mx.core.sk

core.sk