`bizdevelopement.sk`

DNSSEC	⚠️ Not signed
A	2a00:4b40:aaaa:2004::6^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
A	37.9.175.156^{🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.175.0/24}
NS	`ns1.websupport.sk` ⭐
		A	2a10:bbc0::11^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns1.websupport.eu`
		A	45.10.97.11^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns1.websupport.eu`
NS	`ns2.websupport.sk`
		A	2a02:250:3::12^{🇸🇪 ACTIVE24-AS2a02:250:3::/48}
			PTR	`ns2.websupport.eu`
		A	185.71.159.12^{🇸🇪 ACTIVE24-AS185.71.159.0/24}
			PTR	`ns2.websupport.eu`
NS	`ns3.websupport.sk`
		A	2a10:bbc0::13^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns3.websupport.eu`
		A	45.10.97.13^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns3.websupport.eu`
MX	`mailin1.bizdevelopement.sk` ⭐
		A	2a00:4b40:aaaa:2101:45:13:137:8^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
			PTR	`m1-u6-mx.websupport.sk`
		A	45.13.137.7^{🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24}
			PTR	`mx10.websupport.at`
MX	`mailin2.bizdevelopement.sk`⁽¹⁰⁾
		A	2a00:4b40:aaaa:2101:45:13:137:9^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
			PTR	`m1-u7-mx.websupport.sk`
		A	45.13.137.8^{🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24}
			PTR	`mx20.websupport.at`
TXT	`v=spf1 a mx include:_spf.m1.websupport.sk ?all`
TXT	`spf2.0/pra a mx include:_sid.m1.websupport.sk ?all`
SOA	`ns1.websupport.sk`admin@websupport.sk serial=1777054386

`sk`

	DNSSEC	🔒 Signed (DS record present)
	NS	`m.tld.sk` ⭐
	NS	`e.tld.sk`
	NS	`f.tld.sk`
	NS	`g.tld.sk`
	NS	`h.tld.sk`
	SOA	`m.tld.sk`hostmaster@sk-nic.sk serial=2018527507

Subdomains

mailin1.bizdevelopement.sk

mailinbackup1.bizdevelopement.sk

mailin2.bizdevelopement.sk

Same first word

bizdevelopement.sk

DNS History

10 records (7 active, 3 former)

●NSns1.websupport.sk2015-05-07 → 2026-05-14 · 2 obs

● 2015-05-07 21:39:38
● 2026-05-14 13:10:04

●NSns2.websupport.sk2015-05-07 → 2026-05-14 · 2 obs

● 2015-05-07 21:39:38
● 2026-05-14 13:10:04

●NSns3.websupport.sk2015-05-07 → 2026-05-14 · 2 obs

● 2015-05-07 21:39:38
● 2026-05-14 13:10:04

●MXmailin1.bizdevelopement.sk2015-05-07 → 2026-05-14 · 2 obs

● 2015-05-07 21:39:38
● 2026-05-14 13:10:04

●MXmailin2.bizdevelopement.sk2015-05-07 → 2026-05-14 · 2 obs

● 2015-05-07 21:39:38
● 2026-05-14 13:10:04

○MXmailinbackup1.bizdevelopement.sk2015-05-07 → 2016-04-02 · 4 obs

● 2015-05-07 21:39:38
● 2016-04-02 03:58:00
○ 2016-09-19 17:44:42
○ 2026-05-14 13:10:04

○A195.210.29.12015-05-07 → 2015-05-07 · 3 obs

● 2015-05-07 21:39:38
○ 2015-10-24 14:52:36
○ 2026-05-14 13:10:04

●A2a00:4b40:aaaa:2004::62026-03-28 → 2026-05-14 · 3 obs

○ 2017-11-03 15:48:20
● 2026-03-28 19:55:52
● 2026-05-14 13:10:04

●A37.9.175.1562026-03-28 → 2026-05-14 · 3 obs

○ 2017-11-03 15:48:20
● 2026-03-28 19:55:52
● 2026-05-14 13:10:04

○A37.9.175.212015-10-24 → 2017-11-03 · 5 obs

○ 2015-05-07 21:39:38
● 2015-10-24 14:52:36
● 2017-11-03 15:48:20
○ 2026-03-28 19:55:52
○ 2026-05-14 13:10:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
sk	e.tld.sk, f.tld.sk, g.tld.sk, h.tld.sk	-
bizdevelopement.sk	ns1.websupport.sk, ns2.websupport.sk, ns3.websupport.sk	6 records

✅ Authoritative Response

Server:45.10.97.13

NS records: ns1.websupport.sk, ns2.websupport.sk, ns3.websupport.sk

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 332ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`37.9.175.156`
AAAA	1	`2a00:4b40:aaaa:2004::6`
NS	3	`ns1.websupport.sk, ns2.websupport.sk...`
MX	2	`mailin1.bizdevelopement.sk (pri: 5), mailin2.bizdevelopement.sk (pri: 10)`
TXT	2	`v=spf1 a mx include:_spf.m1.websupport.s, spf2.0/pra a mx include:_sid.m1.websuppo`
SOA	1	`ns1.websupport.sk admin.websupport.sk`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns1.websupport.sk, ns1.websupport.sk, ns2.websupport.sk...)

Analysis

Hierarchy

bizdevelopement.sk is a parent of mailin1.bizdevelopement.sk, mailinbackup1.bizdevelopement.sk and mailin2.bizdevelopement.sk.

IP Addresses

bizdevelopement.sk resolves to two IPs: 2a00:4b40:aaaa:2004::6 and 37.9.175.156.

other host names for instance www.bozin.sk, www.jh-personal.eu, mailin1.merior.at, danovky.sk and macko.biz share IP numbers with bizdevelopement.sk.

Name Servers

bizdevelopement.sk is delegated to three name servers: ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk.

bizdevelopement.sk at least partially shares name servers with other domains, for instance cameleo.sk, money4u.sk, pscomp.sk, re-bells.com and biometric.sk.

These name servers are commonly used with ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.

Host names with two IP numbers:

Host ns1.websupport.sk points to 2a10:bbc0::11 and 45.10.97.11.

Host ns2.websupport.sk points to 2a02:250:3::12 and 185.71.159.12.

Host ns3.websupport.sk points to 2a10:bbc0::13 and 45.10.97.13.

Mail Servers

bizdevelopement.sk is handled by two mail servers: mailin1.bizdevelopement.sk and mailin2.bizdevelopement.sk.

Host names with two IP numbers:

mailin1.bizdevelopement.sk points to 2a00:4b40:aaaa:2101:45:13:137:8 and 45.13.137.7

mailin2.bizdevelopement.sk points to 2a00:4b40:aaaa:2101:45:13:137:9 and 45.13.137.8

bizdevelopement.sk - robtex.com