3752.cz - robtex.com

3752.cz

DNSSEC⚠️ Not signed
A103.248.137.9🇭🇰 DIMENSION-1103.248.137.0/24 103.248.137.0/24
NSgrannbo.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2696🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrannbo.ns.cloudflare.com
A2803:f800:50::6ca2:c296🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRgrannbo.ns.cloudflare.com
A2a06:98c1:50::ac40:2296🇺🇸 Cloudflare2a06:98c1:50::/45
PTRgrannbo.ns.cloudflare.com
A108.162.194.150🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrannbo.ns.cloudflare.com
A162.159.38.150Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrannbo.ns.cloudflare.com
A172.64.34.150🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrannbo.ns.cloudflare.com
NSnorm.ns.cloudflare.com
A2606:4700:58::adf5:3b86🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnorm.ns.cloudflare.com
A2803:f800:50::6ca2:c186🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnorm.ns.cloudflare.com
A2a06:98c1:50::ac40:2186🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnorm.ns.cloudflare.com
A108.162.193.134🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnorm.ns.cloudflare.com
A172.64.33.134🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnorm.ns.cloudflare.com
A173.245.59.134🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnorm.ns.cloudflare.com
SOAgrannbo.ns.cloudflare.comdns@cloudflare.com serial=2409018842

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=1785082640
⚠️ On DNS blocklist: tif

Same first word

3752.de
3752.casino
3752.cz

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DNS History

3 records (3 active, 0 former)

NSgrannbo.ns.cloudflare.comnorm.ns.cloudflare.comA103.248.137.9
●NSgrannbo.ns.cloudflare.com2026-07-24 → 2026-07-26 · 2 obs
● 2026-07-24 21:26:30
● 2026-07-26 16:34:46
●NSnorm.ns.cloudflare.com2026-07-24 → 2026-07-26 · 2 obs
● 2026-07-24 21:26:30
● 2026-07-26 16:34:46
●A103.248.137.92026-07-24 → 2026-07-26 · 2 obs
● 2026-07-24 21:26:30
● 2026-07-26 16:34:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
czc.ns.nic.cz, b.ns.nic.cz, a.ns.nic.cz, d.ns.nic.cz-
3752.czgrannbo.ns.cloudflare.com, norm.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.134

NS records: grannbo.ns.cloudflare.com, norm.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 3752.cz (unsigned zone)

⏱️ Timing

Total: 1113ms | Queries: -

📄 Records

TypeCountSample Data
A1103.248.137.9
NS2grannbo.ns.cloudflare.com, norm.ns.cloudflare.com
SOA1grannbo.ns.cloudflare.com dns.cloudflare

Analysis

IP Addresses

3752.cz resolves to one IP address: 103.248.137.9.

3752.cz shares its IP numbers with other host names like 15608.cn, 87827.cn and 59110.cn.

Name Servers

3752.cz uses two name servers for its delegation: grannbo.ns.cloudflare.com and norm.ns.cloudflare.com.

3752.cz uses the same name servers as several other domains — among them 44161.town, 58238.org, 04141.vip and two more.

3752.cz has at least partial name server overlap with other domains, such as plscks.net, nightlife-cz.de, monitorketua.icu and two others.

It is common to see these name servers used together with name servers dexter.ns.cloudflare.com and lady.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname grannbo.ns.cloudflare.com directs to 108.162.194.150, 162.159.38.150 and 172.64.34.150 along with 3 other IP addresses.

Hostname norm.ns.cloudflare.com directs to 108.162.193.134, 172.64.33.134 and 173.245.59.134 along with 3 other IP addresses.