`sabl.cz`

DNSSEC	⚠️ Not signed
A	2001:1528:240::29^{🇨🇿 CASABLANCA-AS2001:1528::/32 Casablanca INT v6 network}
		PTR	`scimitar.blueboard.cz`
A	217.11.249.145^{🇨🇿 CASABLANCA-AS217.11.248.0/23 Casablanca INT}
NS	`ns2.gransy.com` ⭐
		A	2001:19f0:6801:474:5400:1ff:fec5:8efb^{🇫🇷 AS-VULTR2001:19f0:6800::/38 Vultr Assigned Prefix}
		A	2001:19f0:7401:81e0:5400:1ff:fec5:8ef6^{🇬🇧 AS-VULTR2001:19f0:7400::/38 Vultr Assigned Prefix}
		A	95.179.192.121^{🇬🇧 AS-VULTR95.179.192.0/20 Vultr Assigned Prefix}
			PTR	`95.179.192.121.vultrusercontent.com`
		A	217.16.185.221^{🇨🇿 VSHOSTING217.16.176.0/20 III.}
			PTR	`ns2.gransy.com`
		A	217.69.4.49^{🇫🇷 AS-VULTR217.69.0.0/20 Vultr Assigned Prefix}
			PTR	`217.69.4.49.vultrusercontent.com`
NS	`ns.gransy.com`
		A	2001:19f0:5001:1caf:5400:1ff:fec5:8d50^{🇳🇱 AS-VULTR2001:19f0:5000::/38 Vultr Assigned Prefix}
		A	45.76.90.43^{🇩🇪 AS-VULTR45.76.80.0/20 Vultr Assigned Prefix}
			PTR	`45.76.90.43.vultrusercontent.com`
		A	77.78.104.149^{🇨🇿 CASABLANCA-AS77.78.96.0/20 Casablanca INT}
			PTR	`ns.gransy.com`
		A	95.179.136.180^{🇳🇱 AS-VULTR95.179.128.0/20 Vultr Assigned Prefix}
			PTR	`95.179.136.180.vultrusercontent.com`
NS	`ns3.gransy.com`
		A	2a02:750:7::2e7^{🇸🇪 GLESYS2a02:750::/29}
			PTR	`2a02-750-7--2e7-static.glesys.net`
		A	2a02:750:8::32^{🇳🇱 GLESYS2a02:750:8::/48 GleSYS AB}
			PTR	`2a02-750-8--32-static.glesys.net`
		A	46.21.100.103^{🇳🇱 GLESYS46.21.100.0/24 GleSYS AB}
			PTR	`46-21-100-103-static.glesys.net`
		A	77.78.126.35^{🇨🇿 CASABLANCA-AS77.78.124.0/22 Casablanca INT}
		A	109.74.7.71^{🇸🇪 GLESYS109.74.0.0/20}
			PTR	`109-74-7-71-static.glesys.net`
NS	`ns4.gransy.com`
		A	2001:19f0:5401:69b:5400:1ff:fec5:8f3f^{🇺🇸 AS-VULTR2001:19f0:5400::/38 Vultr Assigned Prefix}
		A	2a00:1a28:2010:1::89^{🇳🇴 GLESYS2a00:1a28::/32 Portlane Network}
			PTR	`2a00-1a28-2010-1--89-static.glesys.net`
		A	66.42.94.136^{🇺🇸 AS-VULTR66.42.80.0/20 Vultr Assigned Prefix}
			PTR	`66.42.94.136.vultrusercontent.com`
		A	80.67.7.209^{🇳🇴 GLESYS80.67.0.0/20 Portlane Network}
			PTR	`80-67-7-209-static.glesys.net`
NS	`ns5.gransy.com`
		A	2a02:750:5::538^{🇸🇪 GLESYS2a02:750::/29}
			PTR	`2a02-750-5--538-static.glesys.net`
		A	31.192.227.223^{🇸🇪 GLESYS31.192.224.0/21}
			PTR	`31-192-227-223-static.glesys.net`
SOA	`ns.gransy.com`root@gransy.com serial=2753303495

`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=1782874037

Same first word

sabl.cz

sabl.cn

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DNS History

12 records (7 active, 5 former)

●NSns.gransy.com2026-06-13 → 2026-07-01 · 3 obs

○ 2020-03-17 13:51:12
● 2026-06-13 04:30:14
● 2026-07-01 03:08:34

○NSns.wedos.com2015-05-15 → 2020-03-17 · 4 obs

● 2015-05-15 16:13:48
● 2020-03-17 13:51:12
○ 2026-06-13 04:30:14
○ 2026-07-01 03:08:34

○NSns.wedos.cz2015-05-15 → 2020-03-17 · 4 obs

● 2015-05-15 16:13:48
● 2020-03-17 13:51:12
○ 2026-06-13 04:30:14
○ 2026-07-01 03:08:34

○NSns.wedos.eu2015-05-15 → 2020-03-17 · 4 obs

● 2015-05-15 16:13:48
● 2020-03-17 13:51:12
○ 2026-06-13 04:30:14
○ 2026-07-01 03:08:34

○NSns.wedos.net2015-05-15 → 2020-03-17 · 4 obs

● 2015-05-15 16:13:48
● 2020-03-17 13:51:12
○ 2026-06-13 04:30:14
○ 2026-07-01 03:08:34

●NSns2.gransy.com2026-06-13 → 2026-07-01 · 3 obs

○ 2020-03-17 13:51:12
● 2026-06-13 04:30:14
● 2026-07-01 03:08:34

●NSns3.gransy.com2026-06-13 → 2026-07-01 · 3 obs

○ 2020-03-17 13:51:12
● 2026-06-13 04:30:14
● 2026-07-01 03:08:34

●NSns4.gransy.com2026-06-13 → 2026-07-01 · 3 obs

○ 2020-03-17 13:51:12
● 2026-06-13 04:30:14
● 2026-07-01 03:08:34

●NSns5.gransy.com2026-06-13 → 2026-07-01 · 3 obs

○ 2020-03-17 13:51:12
● 2026-06-13 04:30:14
● 2026-07-01 03:08:34

●A2001:1528:240::292026-06-13 → 2026-07-01 · 3 obs

○ 2020-03-17 13:51:12
● 2026-06-13 04:30:14
● 2026-07-01 03:08:34

●A217.11.249.1452026-06-13 → 2026-07-01 · 3 obs

○ 2020-03-17 13:51:12
● 2026-06-13 04:30:14
● 2026-07-01 03:08:34

○A31.31.75.1242015-05-15 → 2020-03-17 · 4 obs

● 2015-05-15 16:13:48
● 2020-03-17 13:51:12
○ 2026-06-13 04:30:14
○ 2026-07-01 03:08:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	c.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz	-
sabl.cz	ns.gransy.com, ns2.gransy.com, ns3.gransy.com, ns4.gransy.com...	-

✅ Authoritative Response

Server:45.76.90.43

NS records: ns.gransy.com, ns2.gransy.com, ns3.gransy.com, ns4.gransy.com, ns5.gransy.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sabl.cz (unsigned zone)

⏱️ Timing

Total: 959ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.11.249.145`
AAAA	1	`2001:1528:240::29`
NS	5	`ns5.gransy.com, ns.gransy.com...`
SOA	1	`ns.gransy.com root.gransy.com`

Analysis

IP Addresses

sabl.cz has two IP addresses: 217.11.249.145 and 2001:1528:240::29

mail.dolni-cermna.cz, upt.cz, productive.cz plus two other host names have IP numbers in common with sabl.cz.

Name Servers

Five name servers handle delegation for sabl.cz: ns2.gransy.com, ns3.gransy.com, ns4.gransy.com and two others.

There is at least partial name server overlap between sabl.cz and other domains — svetmedii.cz, cyberhosting.cz, subtitles.cz and two more among them.

These name servers tend to appear together with the name servers ns5.gransy.com, ns.gransy.com and ns2.internetserver.cz, plus two others.

Hosts with five IP addresses:

ns2.gransy.com has IP addresses 95.179.192.121, 217.16.185.221 and 217.69.4.49 along with two other addresses.

ns3.gransy.com has IP addresses 46.21.100.103, 77.78.126.35 and 109.74.7.71 along with two other addresses.

Host names with four IP addresses:

ns4.gransy.com resolves to four IP addresses — 66.42.94.136, 80.67.7.209, 2001:19f0:5401:69b:5400:1ff:fec5:8f3f and 2a00:1a28:2010:1::89.

ns.gransy.com resolves to four IP addresses — 45.76.90.43, 77.78.104.149, 95.179.136.180 and 2001:19f0:5001:1caf:5400:1ff:fec5:8d50.

Host names pointing to two IP addresses:

ns5.gransy.com resolves to 31.192.227.223 and 2a02:750:5::538.

sabl.cz - robtex.com

sabl.cz

cz

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`sabl.cz`

`cz`