ort.cz - robtex.com

ort.cz

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:a769🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:4304🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.67.4Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.167.105🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSlewis.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c9f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlewis.ns.cloudflare.com
A2803:f800:50::6ca2:c39f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRlewis.ns.cloudflare.com
A2a06:98c1:50::ac40:239f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRlewis.ns.cloudflare.com
A108.162.195.159🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlewis.ns.cloudflare.com
A162.159.44.159Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlewis.ns.cloudflare.com
A172.64.35.159🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlewis.ns.cloudflare.com
NSraegan.ns.cloudflare.com
A2606:4700:50::a29f:269e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraegan.ns.cloudflare.com
A2803:f800:50::6ca2:c29e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRraegan.ns.cloudflare.com
A2a06:98c1:50::ac40:229e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRraegan.ns.cloudflare.com
A108.162.194.158🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraegan.ns.cloudflare.com
A162.159.38.158Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraegan.ns.cloudflare.com
A172.64.34.158🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraegan.ns.cloudflare.com
MXmail.ort.cz ⭐
A93.185.104.5🇨🇿 VSHOSTING93.185.96.0/20 II.
PTRmail.pipni.cz
MXns3.pipni.cz(20)
A2a01:430:220::4🇨🇿 MASTER-AS2a01:430::/32 MASTER-IPV6-1-MAI-CZ
PTRns3.pipni.cz
A83.167.247.153🇨🇿 MASTER-AS83.167.224.0/19 MASTER-NET-5
PTRns3.pipni.cz
TXTv=spf1 +a +mx +ip4:93.185.104.5 +ip4:93.185.104.27 -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.67.4, 172.67.167.105
IPv6 hints2606:4700:3033::ac43:a769, 2606:4700:3037::6815:4304
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=125, name=cloudflare-ech.com
SOAlewis.ns.cloudflare.comdns@cloudflare.com serial=2411079220

cz

DNSSEC🔒 Signed (DS record present)
NSa.ns.nic.cz ⭐
NSb.ns.nic.cz
NSc.ns.nic.cz
NSd.ns.nic.cz
SOAa.ns.nic.czhostmaster@nic.cz serial=1786108641

Same first word

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Similar names

tor.su
tro.go.tz
otr.de
otr.deals
rto.cl
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tor.com.au
tor.pl
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otr.kz
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otr.solutions
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otr.net
rot.dental
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rto.be
otr.at
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tro.me
tor.bg
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otr.com
tor.jobs
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otr.tires
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rto.us
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tor.net
otr.fi
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otr.to
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otr.dy.fi
tro.cn
rto.loans
rto.co.kr
rot.io
tor.ru
rto.cn
rot.nl

DNS History

12 records (8 active, 4 former)

200920112013201520172019202120232025NSlewis.ns.cloudflare.comraegan.ns.cloudflare.comns.pipni.czns2.pipni.czMXmail.ort.czns3.pipni.czA104.21.67.4172.67.167.1052606:4700:3033::ac43:a7692606:4700:3037::6815:4304193.86.238.1393.185.104.27
●NSlewis.ns.cloudflare.com2026-08-04 → 2026-08-07 · 3 obs
○ 2016-12-26 04:18:44
● 2026-08-04 18:09:32
● 2026-08-07 13:31:14
○NSns.pipni.cz2008-03-27 → 2016-12-26 · 4 obs
● 2008-03-27 22:04:30
● 2016-12-26 04:18:44
○ 2026-08-04 18:09:32
○ 2026-08-07 13:31:14
○NSns2.pipni.cz2008-03-27 → 2016-12-26 · 4 obs
● 2008-03-27 22:04:30
● 2016-12-26 04:18:44
○ 2026-08-04 18:09:32
○ 2026-08-07 13:31:14
●NSraegan.ns.cloudflare.com2026-08-04 → 2026-08-07 · 3 obs
○ 2016-12-26 04:18:44
● 2026-08-04 18:09:32
● 2026-08-07 13:31:14
●MXmail.ort.cz2008-03-27 → 2026-08-07 · 2 obs
● 2008-03-27 22:04:30
● 2026-08-07 13:31:14
●MXns3.pipni.cz2008-03-27 → 2026-08-07 · 2 obs
● 2008-03-27 22:04:30
● 2026-08-07 13:31:14
●A104.21.67.42026-08-04 → 2026-08-07 · 3 obs
○ 2016-12-26 04:18:44
● 2026-08-04 18:09:32
● 2026-08-07 13:31:14
●A172.67.167.1052026-08-04 → 2026-08-07 · 3 obs
○ 2016-12-26 04:18:44
● 2026-08-04 18:09:32
● 2026-08-07 13:31:14
○A193.86.238.132008-03-27 → 2008-03-27 · 3 obs
● 2008-03-27 22:04:30
○ 2015-07-07 05:53:00
○ 2026-08-07 13:31:14
●A2606:4700:3033::ac43:a7692026-08-04 → 2026-08-07 · 3 obs
○ 2016-12-26 04:18:44
● 2026-08-04 18:09:32
● 2026-08-07 13:31:14
●A2606:4700:3037::6815:43042026-08-04 → 2026-08-07 · 3 obs
○ 2016-12-26 04:18:44
● 2026-08-04 18:09:32
● 2026-08-07 13:31:14
○A93.185.104.272015-07-07 → 2016-12-26 · 5 obs
○ 2008-03-27 22:04:30
● 2015-07-07 05:53:00
● 2016-12-26 04:18:44
○ 2026-08-04 18:09:32
○ 2026-08-07 13:31:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
czb.ns.nic.cz, a.ns.nic.cz, d.ns.nic.cz, c.ns.nic.cz-
ort.czlewis.ns.cloudflare.com, raegan.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.44.159

NS records: lewis.ns.cloudflare.com, raegan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ort.cz (unsigned zone)

⏱️ Timing

Total: 2496ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.167.105, 104.21.67.4
AAAA22606:4700:3037::6815:4304, 2606:4700:3033::ac43:a769
NS2lewis.ns.cloudflare.com, raegan.ns.cloudflare.com
MX2mail.ort.cz (pri: 10), ns3.pipni.cz (pri: 20)
TXT1v=spf1 +a +mx +ip4:93.185.104.5 +ip4:93.
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1lewis.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

ort.cz directs to four IP numbers, which are 104.21.67.4, 172.67.167.105, 2606:4700:3033::ac43:a769 and 2606:4700:3037::6815:4304.

interlogdistribuicao.com.br, ajansbeaute.com, sisulink.com plus two other host names have IP numbers in common with ort.cz.

Name Servers

Two name servers handle the delegation for ort.cz: lewis.ns.cloudflare.com and raegan.ns.cloudflare.com.

The name server configuration of ort.cz is shared with other domains, for instance instrategy.cz, palbang.com, seedance-2ai.org and two others.

There is at least partial name server overlap between ort.cz and other domains — toaivip.com, (0x736578)hub-x.com, tcdb.uk and two more among them.

These name servers frequently co-occur with the name servers jaziel.ns.cloudflare.com and amit.ns.cloudflare.com.

Hosts with 6 IP addresses each:

lewis.ns.cloudflare.com resolves to 108.162.195.159, 162.159.44.159 and 172.64.35.159 among others, with 3 other IP addresses in total.

raegan.ns.cloudflare.com resolves to 108.162.194.158, 162.159.38.158 and 172.64.34.158 among others, with 3 other IP addresses in total.

Mail Servers

ort.cz uses two mail servers, mail.ort.cz and ns3.pipni.cz.

At least some of the mail servers used by ort.cz are shared with other domains: gerska.cz, art-valy.com, hv-autodoprava.cz and two others among them.

Host names pointing to two IP addresses:

ns3.pipni.cz resolves to two addresses: 83.167.247.153 and 2a01:430:220::4.

Host names resolving to a single IP address:

The hostname mail.ort.cz resolves to 93.185.104.5.