`ofo.cz`

DNSSEC	⚠️ Not signed
NS	`ns.gransy.com` ⚠️ Not in zone NS records
		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	`ns2.gransy.com` ⚠️ Not in zone NS records
		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	`ns3.gransy.com` ⚠️ Not in zone NS records
		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` ⚠️ Not in zone NS records
		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` ⚠️ Not in zone NS records
		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`

`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=1783203438

Same first word

ofo.my

ofo.it

ofo.org.tw

ofo.eu

ofo.pl

ofo.es

ofo.hu

ofo.no

ofo.so

ofo.nu

ofo.cl

ofo.vn

ofo.co

ofo.jp

ofo.ru

ofo.bar

ofo.studio

ofo.ac

ofo.ca

ofo.by

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ofo.com.mx

ofo.ltd

ofo.com.au

ofo.makeup

ofo.cn

ofo.se

ofo.com

ofo.cz

ofo.co.kr

ofo.dk

ofo.com.cn

ofo.fi

ofo.us

ofo.co.uk

ofo.info

ofo.ink

ofo.su

ofo.at

ofo.be

Similar names

foo.co.nz

foo.com.au

foo.com

foo.is

oof.agency

oof.nu

foo.la

oof.info

foo.ro

oof.eu

foo.bz

oof.com.au

foo.io

foo.to

foo.mx

oof.fr

foo

foo.cc

foo.bet

oof.team

foo.com.tr

foo.hr

foo.cafe

foo.nu

foo.si

foo.jpn.org

foo.cz

foo.my

foo.co

foo.it

foo.fi

foo.news

foo.dj

foo.su

oof.at

oof.it

oof.co

oof.life

oof.es

foo.systems

foo.at

foo.me

oof.net.au

foo.ooo

foo.uber.space

foo.us

oof.gg

oof.ch

foo.org.au

oof.ooo

foo.mobi

foo.net

foo.by

foo.sh

foo.es

oof.us

oof.cn

foo.jp

oof.one

foo.sg

foo.im

foo.be

foo.ae

foo.today

oof.mobi

foo.edgesuite.net

foo.ee

foo.pm

foo.ca

foo.cloud

oof.hk

oof.ru

foo.me.uk

foo.lv

foo.net.nz

foo.co.il

foo.ng

foo.bio

oof.finance

oof.de

oof.co.uk

foo.rocks

oof.be

foo.in

foo.li

oof.org

foo.com.tw

foo.do

oof.studio

foo.ru

foo.cat

foo.solutions

foo.pw

foo.ai

foo.ie

foo.vu

foo.tf

foo.se

oof.design

foo.readthedocs.io

foo.nl

foo.eng.br

oof.com

oof.cz

oof.li

foo.sx

foo.sk

oof.cx

oof.bz

foo.de

foo.lc

foo.pt

foo.hu

foo.cn

foo.gmbh

foo.no

foo.pl

foo.lt

oof.nl

foo.org

foo.ag

oof.se

oof.no

foo.vn

foo.agency

foo.net.pl

foo.eu

foo.org.uk

DNS History

10 records (5 active, 5 former)

○NSns.forpsi.cz2015-08-24 → 2017-08-11 · 4 obs

● 2015-08-24 04:44:18
● 2017-08-11 06:28:20
○ 2021-10-12 03:26:46
○ 2026-07-04 23:20:16

○NSns.forpsi.it2015-08-24 → 2017-08-11 · 4 obs

● 2015-08-24 04:44:18
● 2017-08-11 06:28:20
○ 2021-10-12 03:26:46
○ 2026-07-04 23:20:16

○NSns.forpsi.net2015-08-24 → 2017-08-11 · 4 obs

● 2015-08-24 04:44:18
● 2017-08-11 06:28:20
○ 2021-10-12 03:26:46
○ 2026-07-04 23:20:16

●NSns.gransy.com2026-06-13 → 2026-07-04 · 3 obs

○ 2021-10-12 03:26:46
● 2026-06-13 10:20:38
● 2026-07-04 23:20:16

●NSns2.gransy.com2026-06-13 → 2026-07-04 · 3 obs

○ 2021-10-12 03:26:46
● 2026-06-13 10:20:38
● 2026-07-04 23:20:16

●NSns3.gransy.com2026-06-13 → 2026-07-04 · 3 obs

○ 2021-10-12 03:26:46
● 2026-06-13 10:20:38
● 2026-07-04 23:20:16

●NSns4.gransy.com2026-06-13 → 2026-07-04 · 3 obs

○ 2021-10-12 03:26:46
● 2026-06-13 10:20:38
● 2026-07-04 23:20:16

●NSns5.gransy.com2026-06-13 → 2026-07-04 · 3 obs

○ 2021-10-12 03:26:46
● 2026-06-13 10:20:38
● 2026-07-04 23:20:16

○MXmail.ofo.cz2015-08-24 → 2017-08-11 · 4 obs

● 2015-08-24 04:44:18
● 2017-08-11 06:28:20
○ 2021-10-12 03:26:46
○ 2026-07-04 23:20:16

○A88.81.85.832015-08-24 → 2017-08-11 · 4 obs

● 2015-08-24 04:44:18
● 2017-08-11 06:28:20
○ 2021-10-12 03:26:46
○ 2026-07-04 23:20:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	c.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz	-
ofo.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 ofo.cz (unsigned zone)

⏱️ Timing

Total: 1121ms | Queries: -

📄 Records

Type	Count	Sample Data

Analysis

Name Servers

ofo.cz delegates to five name servers: ns2.gransy.com, ns3.gransy.com, ns4.gransy.com and two others.

ofo.cz shares at least some of its name servers with other domains, including xtp.cz, sportinator.cz, epohony.cz and two others.

The name servers ns5.gransy.com, ns.gransy.com, ns2.internetserver.cz and two others are commonly seen in use alongside these name servers.

Host names directing to five IP addresses:

ns2.gransy.com has four IP addresses — 95.179.192.121, 217.16.185.221, 217.69.4.49 and two others.

ns3.gransy.com has four IP addresses — 46.21.100.103, 77.78.126.35, 109.74.7.71 and two others.

Host names that resolve to four IP numbers:

ns4.gransy.com points to 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 points to 45.76.90.43, 77.78.104.149, 95.179.136.180 and 2001:19f0:5001:1caf:5400:1ff:fec5:8d50.

Host names that have two IP addresses:

ns5.gransy.com has two IP addresses: 31.192.227.223 and 2a02:750:5::538.

ofo.cz - robtex.com

ofo.cz

cz

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Name Servers

`ofo.cz`

`cz`