frews.cz - robtex.com

frews.cz

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:553cπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3033::ac43:cb09πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.85.60Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.203.9πŸ‡ΊπŸ‡Έ Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NSisla.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a77πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRisla.ns.cloudflare.com
A2803:f800:50::6ca2:c077πŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRisla.ns.cloudflare.com
A2a06:98c1:50::ac40:2077πŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRisla.ns.cloudflare.com
A108.162.192.119πŸ‡ΊπŸ‡Έ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRisla.ns.cloudflare.com
A172.64.32.119πŸ‡ΊπŸ‡Έ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRisla.ns.cloudflare.com
A173.245.58.119πŸ‡ΊπŸ‡Έ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRisla.ns.cloudflare.com
NSwest.ns.cloudflare.com
A2606:4700:58::adf5:3bf7πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwest.ns.cloudflare.com
A2803:f800:50::6ca2:c1f7πŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRwest.ns.cloudflare.com
A2a06:98c1:50::ac40:21f7πŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRwest.ns.cloudflare.com
A108.162.193.247πŸ‡ΊπŸ‡Έ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwest.ns.cloudflare.com
A172.64.33.247πŸ‡ΊπŸ‡Έ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwest.ns.cloudflare.com
A173.245.59.247πŸ‡ΊπŸ‡Έ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwest.ns.cloudflare.com
MXmx1.active24.com ⭐
A2a02:4a8:ac24:101::97:4πŸ‡¨πŸ‡Ώ ACTIVE24-AS2a02:4a8::/32 CZ-ACTIVE24-NET6
PTRin.smtp.cz
A2a02:4a8:ac24:101::97:102πŸ‡¨πŸ‡Ώ ACTIVE24-AS2a02:4a8::/32 CZ-ACTIVE24-NET6
PTRin.smtp.cz
A2a02:4a8:ac24:101::97:111πŸ‡¨πŸ‡Ώ ACTIVE24-AS2a02:4a8::/32 CZ-ACTIVE24-NET6
PTRin.smtp.cz
A2a02:4a8:ac24:101::97:116πŸ‡¨πŸ‡Ώ ACTIVE24-AS2a02:4a8::/32 CZ-ACTIVE24-NET6
PTRin.smtp.cz
A81.95.97.4πŸ‡¨πŸ‡Ώ ACTIVE24-AS81.95.96.0/20 CZ-ACTIVE24-NET1
PTRin.smtp.cz
A81.95.97.102πŸ‡¨πŸ‡Ώ ACTIVE24-AS81.95.96.0/20 CZ-ACTIVE24-NET1
PTRin.smtp.cz
A81.95.97.111πŸ‡¨πŸ‡Ώ ACTIVE24-AS81.95.96.0/20 CZ-ACTIVE24-NET1
PTRin.smtp.cz
A81.95.97.116πŸ‡¨πŸ‡Ώ ACTIVE24-AS81.95.96.0/20 CZ-ACTIVE24-NET1
PTRin.smtp.cz
MXmx2.active24.com(20)
A2a00:4b40:1000:590:185:111:90:93πŸ‡ΈπŸ‡° WEBSUPPORT-SRO-SK-AS2a00:4b40::/32
PTRmx2.active24.com
A185.111.90.93πŸ‡­πŸ‡Ί WEBSUPPORT-SRO-SK-AS185.111.88.0/22
PTRmx2.active24.com
TXTgoogle-site-verification=RbIJKfbH-nUkWJbXUqIzGk-yM2VSRCSiX6ZMR1glnA4
TXTgoogle-site-verification=kQQjUC-rwB3rxmiav5T_QTho7KTqtZS9nqgwofqtF8U
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4 hints104.21.85.60, 172.67.203.9
IPv6 hints2606:4700:3031::6815:553c, 2606:4700:3033::ac43:cb09
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=190, name=cloudflare-ech.com
SOAisla.ns.cloudflare.comdns@cloudflare.com serial=2405386429

cz

DNSSECπŸ”’ 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=1784854042

Same first word

Similar names

DNS History

12 records (8 active, 4 former)

NSisla.ns.cloudflare.comwest.ns.cloudflare.comMXmx1.active24.commx2.active24.comA104.21.85.60172.67.203.92606:4700:3031::6815:553c2606:4700:3033::ac43:cb09188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSisla.ns.cloudflare.com2026-06-22 β†’ 2026-07-24 Β· 2 obs
● 2026-06-22 23:16:26
● 2026-07-24 01:09:10
●NSwest.ns.cloudflare.com2026-06-22 β†’ 2026-07-24 Β· 2 obs
● 2026-06-22 23:16:26
● 2026-07-24 01:09:10
●MXmx1.active24.com2026-06-22 β†’ 2026-07-24 Β· 2 obs
● 2026-06-22 23:16:26
● 2026-07-24 01:09:10
●MXmx2.active24.com2026-06-22 β†’ 2026-07-24 Β· 2 obs
● 2026-06-22 23:16:26
● 2026-07-24 01:09:10
●A104.21.85.602026-07-24 β†’ 2026-07-24 Β· 3 obs
β—‹ 2026-06-22 23:16:26
● 2026-07-24 01:09:06
● 2026-07-24 01:09:10
●A172.67.203.92026-07-24 β†’ 2026-07-24 Β· 3 obs
β—‹ 2026-06-22 23:16:26
● 2026-07-24 01:09:06
● 2026-07-24 01:09:10
β—‹A188.114.96.02026-06-22 β†’ 2026-06-22 Β· 3 obs
● 2026-06-22 23:16:26
β—‹ 2026-07-24 01:09:06
β—‹ 2026-07-24 01:09:10
β—‹A188.114.97.02026-06-22 β†’ 2026-06-22 Β· 3 obs
● 2026-06-22 23:16:26
β—‹ 2026-07-24 01:09:06
β—‹ 2026-07-24 01:09:10
●A2606:4700:3031::6815:553c2026-07-24 β†’ 2026-07-24 Β· 3 obs
β—‹ 2026-06-22 23:16:26
● 2026-07-24 01:09:06
● 2026-07-24 01:09:10
●A2606:4700:3033::ac43:cb092026-07-24 β†’ 2026-07-24 Β· 3 obs
β—‹ 2026-06-22 23:16:26
● 2026-07-24 01:09:06
● 2026-07-24 01:09:10
β—‹A2a06:98c1:3120::2026-06-22 β†’ 2026-06-22 Β· 3 obs
● 2026-06-22 23:16:26
β—‹ 2026-07-24 01:09:06
β—‹ 2026-07-24 01:09:10
β—‹A2a06:98c1:3121::2026-06-22 β†’ 2026-06-22 Β· 3 obs
● 2026-06-22 23:16:26
β—‹ 2026-07-24 01:09:06
β—‹ 2026-07-24 01:09:10

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
frews.czisla.ns.cloudflare.com, west.ns.cloudflare.com-

βœ… Authoritative Response

Server:172.64.32.119

NS records: isla.ns.cloudflare.com, west.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for frews.cz (unsigned zone)

⏱️ Timing

Total: 1391ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2172.67.203.9, 104.21.85.60
AAAA22606:4700:3031::6815:553c, 2606:4700:3033::ac43:cb09
NS2isla.ns.cloudflare.com, west.ns.cloudflare.com
MX2mx1.active24.com (pri: 10), mx2.active24.com (pri: 20)
TXT2google-site-verification=RbIJKfbH-nUkWJb, google-site-verification=kQQjUC-rwB3rxmi
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1isla.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

frews.cz resolves to four IP addresses: 104.21.85.60, 172.67.203.9, 2606:4700:3031::6815:553c and 2606:4700:3033::ac43:cb09.

Among the host names that share IP numbers with frews.cz are argosmu.net, caleida.pt, dentistryattheten.com and two others.

Name Servers

frews.cz has two authoritative name servers β€” isla.ns.cloudflare.com and west.ns.cloudflare.com.

frews.cz has the same name server delegation as a number of other domains, such as itnews24.cz, safin-invest.cz, thesushiyama.com and two more.

frews.cz partially shares its NS delegation with several other domains, including conchocrazy.com, bjzhzx.net, cfw17.com and two others.

These name servers often co-occur with the name servers nick.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

isla.ns.cloudflare.com points to 108.162.192.119, 172.64.32.119, 173.245.58.119 and 3 other IP addresses.

west.ns.cloudflare.com points to 108.162.193.247, 172.64.33.247, 173.245.59.247 and 3 other IP addresses.

Mail Servers

The MX records for frews.cz point to two mail servers: mx1.active24.com and mx2.active24.com.

frews.cz has the same mail server arrangement as a number of other domains, for example litice.com, dodomu.cz, profi-sit.cz and two more.

frews.cz shares at least some of its mail servers with other domains β€” for example aquarius-prague.com, aerogarden.cz, computercity.cz and two more.

Host names resolving to 8 IP numbers:

mx1.active24.com points to 81.95.97.4, 81.95.97.102, 81.95.97.111 and 5 other IP addresses.

Hosts with two IP numbers each:

mx2.active24.com resolves to 185.111.90.93 and 2a00:4b40:1000:590:185:111:90:93.