`formille.cz`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:2649^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:dbd8^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.38.73^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.219.216^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`luke.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bc8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luke.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`luke.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`luke.ns.cloudflare.com`
		A	108.162.193.200^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luke.ns.cloudflare.com`
		A	172.64.33.200^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luke.ns.cloudflare.com`
		A	173.245.59.200^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luke.ns.cloudflare.com`
NS	`macy.ns.cloudflare.com`
		A	2606:4700:50::a29f:264e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`macy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c24e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`macy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:224e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`macy.ns.cloudflare.com`
		A	108.162.194.78^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`macy.ns.cloudflare.com`
		A	162.159.38.78^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`macy.ns.cloudflare.com`
		A	172.64.34.78^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`macy.ns.cloudflare.com`
MX	`mail.formille.cz` ⭐
		A	51.77.36.238^{🇵🇱 OVH51.77.0.0/16}
			PTR	`interesting-elion.51-77-36-238.plesk.page`
TXT	`google-site-verification=cb-PAHsJoLGugWc-shPicRYSq7NGrszkpTUx9_f9Vqk`
TXT	`v=spf1 +a +mx +a:mxvi01.defto.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.38.73, 172.67.219.216
		IPv6 hints	2606:4700:3032::6815:2649, 2606:4700:3032::ac43:dbd8
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=93, name=cloudflare-ech.com
SOA	`luke.ns.cloudflare.com`dns@cloudflare.com serial=2409812366

`cz`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.ns.nic.cz` ⭐
	NS	`b.ns.nic.cz`
	NS	`c.ns.nic.cz`
	NS	`d.ns.nic.cz`
	SOA	`a.ns.nic.cz`hostmaster@nic.cz serial=1785129439

Subdomains

mail.formille.cz

Same first word

formille.cz

Similar names

DNS History

13 records (7 active, 6 former)

●NSluke.ns.cloudflare.com2026-06-23 → 2026-07-27 · 2 obs

● 2026-06-23 01:35:22
● 2026-07-27 05:44:02

●NSmacy.ns.cloudflare.com2026-06-23 → 2026-07-27 · 2 obs

● 2026-06-23 01:35:22
● 2026-07-27 05:44:02

●MXmail.formille.cz2026-06-23 → 2026-07-27 · 2 obs

● 2026-06-23 01:35:22
● 2026-07-27 05:44:02

●A104.21.38.732026-07-13 → 2026-07-27 · 5 obs

○ 2026-06-23 01:35:22
● 2026-07-13 13:53:44
○ 2026-07-18 21:27:56
● 2026-07-27 05:44:00
● 2026-07-27 05:44:02

●A172.67.219.2162026-07-13 → 2026-07-27 · 5 obs

○ 2026-06-23 01:35:22
● 2026-07-13 13:53:44
○ 2026-07-18 21:27:56
● 2026-07-27 05:44:00
● 2026-07-27 05:44:02

○A188.114.96.02026-07-18 → 2026-07-18 · 4 obs

○ 2026-07-13 13:53:44
● 2026-07-18 21:27:56
○ 2026-07-27 05:44:00
○ 2026-07-27 05:44:02

○A188.114.96.42026-06-23 → 2026-06-23 · 3 obs

● 2026-06-23 01:35:22
○ 2026-07-13 13:53:44
○ 2026-07-27 05:44:02

○A188.114.97.02026-07-18 → 2026-07-18 · 4 obs

○ 2026-07-13 13:53:44
● 2026-07-18 21:27:56
○ 2026-07-27 05:44:00
○ 2026-07-27 05:44:02

○A188.114.97.42026-06-23 → 2026-06-23 · 3 obs

● 2026-06-23 01:35:22
○ 2026-07-13 13:53:44
○ 2026-07-27 05:44:02

●A2606:4700:3032::6815:26492026-07-13 → 2026-07-27 · 5 obs

○ 2026-06-23 01:35:22
● 2026-07-13 13:53:44
○ 2026-07-18 21:27:56
● 2026-07-27 05:44:00
● 2026-07-27 05:44:02

●A2606:4700:3032::ac43:dbd82026-07-13 → 2026-07-27 · 5 obs

○ 2026-06-23 01:35:22
● 2026-07-13 13:53:44
○ 2026-07-18 21:27:56
● 2026-07-27 05:44:00
● 2026-07-27 05:44:02

○A2a06:98c1:3120::2026-06-23 → 2026-07-18 · 5 obs

● 2026-06-23 01:35:22
○ 2026-07-13 13:53:44
● 2026-07-18 21:27:56
○ 2026-07-27 05:44:00
○ 2026-07-27 05:44:02

○A2a06:98c1:3121::2026-06-23 → 2026-07-18 · 5 obs

● 2026-06-23 01:35:22
○ 2026-07-13 13:53:44
● 2026-07-18 21:27:56
○ 2026-07-27 05:44:00
○ 2026-07-27 05:44:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz	-
formille.cz	luke.ns.cloudflare.com, macy.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.200

NS records: luke.ns.cloudflare.com, macy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for formille.cz (unsigned zone)

⏱️ Timing

Total: 3842ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.38.73, 172.67.219.216`
AAAA	2	`2606:4700:3032::ac43:dbd8, 2606:4700:3032::6815:2649`
NS	2	`luke.ns.cloudflare.com, macy.ns.cloudflare.com`
MX	1	`mail.formille.cz (pri: 10)`
TXT	2	`google-site-verification=cb-PAHsJoLGugWc, v=spf1 +a +mx +a:mxvi01.defto.com -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`luke.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

formille.cz serves as the parent of mail.formille.cz.

IP Addresses

formille.cz has four IP addresses: 104.21.38.73, 172.67.219.216, 2606:4700:3032::6815:2649 and 2606:4700:3032::ac43:dbd8.

Additional host names — lutwik.com, shiryupremium.com, sara.cool and two others — share IP numbers with formille.cz.

Name Servers

Two name servers handle the delegation for formille.cz: luke.ns.cloudflare.com and macy.ns.cloudflare.com.

formille.cz shares its name server setup with other domains, including wallmuralia.it, buildredrock.com, phoenix-chem.com and two others.

formille.cz has at least partial name server overlap with other domains, such as disurl.me, abtiengen.eu, pl-apple-watch-3-ultra-czarny.shop and two others.

It is common to find these name servers paired with the name servers sage.ns.cloudflare.com.

Host names with 6 IP numbers:

luke.ns.cloudflare.com resolves to 108.162.193.200, 172.64.33.200 and 173.245.59.200 among others, with 3 other IP addresses in total.

macy.ns.cloudflare.com resolves to 108.162.194.78, 162.159.38.78 and 172.64.34.78 among others, with 3 other IP addresses in total.

Mail Servers

formille.cz has one mail server: mail.formille.cz.

mail.formille.cz carries a single IP number, which is 51.77.36.238.

formille.cz - robtex.com

formille.cz

cz

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`formille.cz`

`cz`