`interdevelopment.sk`

DNSSEC	⚠️ Not signed
A	2a00:4b40:aaaa:2001::6^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
A	37.9.175.133^{🇸🇰 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.interdevelopment.sk` ⭐
		A	2a00:4b40:aaaa:2101:45:13:137:7^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
			PTR	`m1-u5-mx.websupport.sk`
		A	45.13.137.9^{🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24}
			PTR	`m1-u7-mx.websupport.sk`
MX	`mailin2.interdevelopment.sk`⁽¹⁰⁰⁾
		A	37.9.169.113^{🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.168.0/21 Websupport, s.r.o.}
			PTR	`m1-u7-mx.websupport.sk`
TXT	`v=spf1 a mx include:_spf.m1.websupport.sk ?all`
TXT	`spf2.0/pra a mx include:_sid.m1.websupport.sk ?all`
TXT	`google-site-verification=RWM7gkjyzAqbiDn5MvM0tfpI-9s2FB9yph1pHNX75Kw`
SOA	`ns1.websupport.sk`admin@websupport.sk serial=1774491197

`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=2018524092

Subdomains

mailin1.interdevelopment.sk

mailin2.interdevelopment.sk

Same first word

interdevelopment.sk

Similar names

ntierdevelopment.com

DNS History

12 records (7 active, 5 former)

○NSns.2create.sk2018-05-12 → 2018-05-12 · 3 obs

● 2018-05-12 08:50:10
○ 2026-03-11 09:56:10
○ 2026-05-09 17:46:06

●NSns1.websupport.sk2026-03-11 → 2026-05-09 · 3 obs

○ 2018-05-12 08:50:10
● 2026-03-11 09:56:10
● 2026-05-09 17:46:06

○NSns2.2create.sk2018-05-12 → 2018-05-12 · 3 obs

● 2018-05-12 08:50:10
○ 2026-03-11 09:56:10
○ 2026-05-09 17:46:06

●NSns2.websupport.sk2026-03-11 → 2026-05-09 · 3 obs

○ 2018-05-12 08:50:10
● 2026-03-11 09:56:10
● 2026-05-09 17:46:06

○NSns3.2create.sk2018-05-12 → 2018-05-12 · 3 obs

● 2018-05-12 08:50:10
○ 2026-03-11 09:56:10
○ 2026-05-09 17:46:06

●NSns3.websupport.sk2026-03-11 → 2026-05-09 · 3 obs

○ 2018-05-12 08:50:10
● 2026-03-11 09:56:10
● 2026-05-09 17:46:06

○MXmail.2create.sk2018-05-12 → 2018-05-12 · 3 obs

● 2018-05-12 08:50:10
○ 2026-03-11 09:56:10
○ 2026-05-09 17:46:06

●MXmailin1.interdevelopment.sk2026-03-11 → 2026-05-09 · 3 obs

○ 2018-05-12 08:50:10
● 2026-03-11 09:56:10
● 2026-05-09 17:46:06

●MXmailin2.interdevelopment.sk2026-03-11 → 2026-05-09 · 3 obs

○ 2018-05-12 08:50:10
● 2026-03-11 09:56:10
● 2026-05-09 17:46:06

●A2a00:4b40:aaaa:2001::62026-03-11 → 2026-05-09 · 3 obs

○ 2018-05-12 08:50:10
● 2026-03-11 09:56:10
● 2026-05-09 17:46:06

●A37.9.175.1332026-03-11 → 2026-05-09 · 3 obs

○ 2018-05-12 08:50:10
● 2026-03-11 09:56:10
● 2026-05-09 17:46:06

○A46.229.239.2312018-05-12 → 2018-05-12 · 3 obs

● 2018-05-12 08:50:10
○ 2026-03-11 09:56:10
○ 2026-05-09 17:46:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
sk	f.tld.sk, h.tld.sk, e.tld.sk, g.tld.sk	-
interdevelopment.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: 138ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`37.9.175.133`
AAAA	1	`2a00:4b40:aaaa:2001::6`
NS	3	`ns1.websupport.sk, ns2.websupport.sk...`
MX	2	`mailin1.interdevelopment.sk (pri: 10), mailin2.interdevelopment.sk (pri: 100)`
TXT	3	`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

interdevelopment.sk is a parent of mailin1.interdevelopment.sk and mailin2.interdevelopment.sk.

IP Addresses

interdevelopment.sk resolves to two IP numbers: 2a00:4b40:aaaa:2001::6 and 37.9.175.133.

other host names including ekus.sk, kvmont.sk, eventlab.sk, www.verba.sk and vtaky.sk share IP numbers with interdevelopment.sk.

Name Servers

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

interdevelopment.sk at least partially shares name servers with other domains, for instance pinzgau.sk, lekarenkutlikova.sk, klinosorb.cz, minilab.sk and ekurier.sk.

Host names with two IP numbers:

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

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

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

Mail Servers

Two mail servers handle interdevelopment.sk: mailin1.interdevelopment.sk and mailin2.interdevelopment.sk.

Two IP numbers for a host: mailin1.interdevelopment.sk points to 2a00:4b40:aaaa:2101:45:13:137:7 and 45.13.137.9.

One IP number for a host: mailin2.interdevelopment.sk points to 37.9.169.113.

interdevelopment.sk - robtex.com