`istrosec.sk`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3034::ac43:92bd^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:27a2^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.39.162^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.146.189^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`annalise.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26ea^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`annalise.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2ea^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`annalise.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22ea^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`annalise.ns.cloudflare.com`
		A	108.162.194.234^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`annalise.ns.cloudflare.com`
		A	162.159.38.234^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`annalise.ns.cloudflare.com`
		A	172.64.34.234^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`annalise.ns.cloudflare.com`
NS	`bayan.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b48^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bayan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c148^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bayan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2148^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bayan.ns.cloudflare.com`
		A	108.162.193.72^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bayan.ns.cloudflare.com`
		A	172.64.33.72^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bayan.ns.cloudflare.com`
		A	173.245.59.72^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bayan.ns.cloudflare.com`
MX	`istrosec-sk.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::e^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db8pr02cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::2^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr83cu00402.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::c^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr05cu00304.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::20^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr05cu00400.inbound.protection.outlook.com`
		A	52.101.68.10^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.73.1^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.73.6^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.73.26^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
TXT	`MS=ms31597359`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.39.162, 172.67.146.189
		IPv6 hints	2606:4700:3034::ac43:92bd, 2606:4700:3035::6815:27a2
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=43, name=cloudflare-ech.com
SOA	`annalise.ns.cloudflare.com`dns@cloudflare.com serial=2410019595

`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=2018590721

Same first word

istrosec.de

istrosec.com

istrosec.sk

Similar names

DNS History

7 records (7 active, 0 former)

●NSannalise.ns.cloudflare.com2026-07-27 → 2026-07-30 · 2 obs

● 2026-07-27 13:10:48
● 2026-07-30 12:39:36

●NSbayan.ns.cloudflare.com2026-07-27 → 2026-07-30 · 2 obs

● 2026-07-27 13:10:48
● 2026-07-30 12:39:36

●MXistrosec-sk.mail.protection.outlook.com2026-07-27 → 2026-07-30 · 2 obs

● 2026-07-27 13:10:48
● 2026-07-30 12:39:36

●A104.21.39.1622026-07-27 → 2026-07-30 · 2 obs

● 2026-07-27 13:10:48
● 2026-07-30 12:39:36

●A172.67.146.1892026-07-27 → 2026-07-30 · 2 obs

● 2026-07-27 13:10:48
● 2026-07-30 12:39:36

●A2606:4700:3034::ac43:92bd2026-07-27 → 2026-07-30 · 2 obs

● 2026-07-27 13:10:48
● 2026-07-30 12:39:36

●A2606:4700:3035::6815:27a22026-07-27 → 2026-07-30 · 2 obs

● 2026-07-27 13:10:48
● 2026-07-30 12:39:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
sk	f.tld.sk, h.tld.sk, e.tld.sk, g.tld.sk	-
istrosec.sk	bayan.ns.cloudflare.com, annalise.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.72

NS records: bayan.ns.cloudflare.com, annalise.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 272ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.146.189, 104.21.39.162`
AAAA	2	`2606:4700:3035::6815:27a2, 2606:4700:3034::ac43:92bd`
NS	2	`annalise.ns.cloudflare.com, bayan.ns.cloudflare.com`
MX	1	`istrosec-sk.mail.protection.outlook.com`
TXT	2	`MS=ms31597359, v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`annalise.ns.cloudflare.com dns.cloudflar`

Analysis

IP Addresses

istrosec.sk points to the four IP addresses 104.21.39.162, 172.67.146.189, 2606:4700:3034::ac43:92bd and 2606:4700:3035::6815:27a2.

Additional host names — zahranicni-online-casino-cz.net, snelnaarschiphol.nl, technodigitallabs.sbs and two others — share IP numbers with istrosec.sk.

Name Servers

Two name servers handle the delegation for istrosec.sk: annalise.ns.cloudflare.com and bayan.ns.cloudflare.com.

istrosec.sk shares its name server setup with other domains, including cassandravoices.com, baum-faellen.net, istrosec.de and two others.

The name servers of istrosec.sk overlap at least partially with those of other domains — among them foto-ukitora36.pages.dev, mejores-casino-online.one, 3english.pl and two more.

These name servers commonly appear alongside the name servers noah.ns.cloudflare.com and donna.ns.cloudflare.com.

Host names with 6 IP numbers:

annalise.ns.cloudflare.com resolves to 108.162.194.234, 162.159.38.234 and 172.64.34.234 among others, with 3 other IP addresses in total.

bayan.ns.cloudflare.com resolves to 108.162.193.72, 172.64.33.72 and 173.245.59.72 among others, with 3 other IP addresses in total.

Mail Servers

istrosec.sk has one mail server: istrosec-sk.mail.protection.outlook.com.

istrosec-sk.mail.protection.outlook.com points to 8 IP numbers: 52.101.68.10, 52.101.73.1, 52.101.73.6 and 5 other.

istrosec.sk - robtex.com

istrosec.sk

sk

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`istrosec.sk`

`sk`