6872.cz - robtex.com

6872.cz

DNSSEC⚠️ Not signed
A103.232.223.28🇭🇰 DIMENSION-1103.232.223.0/24 Customer Route
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=2409024217

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=1786420042
⚠️ On DNS blocklist: tif

Same first word

Similar names

DNS History

5 records (3 active, 2 former)

NSgrannbo.ns.cloudflare.comnorm.ns.cloudflare.comA103.232.223.28103.248.136.95212.18.111.100
NSgrannbo.ns.cloudflare.com2026-07-26 → 2026-08-11 · 2 obs
● 2026-07-26 21:33:32
● 2026-08-11 04:56:40
NSnorm.ns.cloudflare.com2026-07-26 → 2026-08-11 · 2 obs
● 2026-07-26 21:33:32
● 2026-08-11 04:56:40
A103.232.223.282026-08-11 → 2026-08-11 · 2 obs
○ 2026-08-08 16:13:44
● 2026-08-11 04:56:40
A103.248.136.952026-08-08 → 2026-08-08 · 3 obs
○ 2026-07-26 21:33:32
● 2026-08-08 16:13:44
○ 2026-08-11 04:56:40
A212.18.111.1002026-07-26 → 2026-07-26 · 3 obs
● 2026-07-26 21:33:32
○ 2026-08-08 16:13:44
○ 2026-08-11 04:56:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
6872.cznorm.ns.cloudflare.com, grannbo.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.134

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 6872.cz (unsigned zone)

⏱️ Timing

Total: 1679ms | Queries: -

📄 Records

TypeCountSample Data
A1103.232.223.28
NS2grannbo.ns.cloudflare.com, norm.ns.cloudflare.com
SOA1grannbo.ns.cloudflare.com dns.cloudflare

Analysis

IP Addresses

6872.cz has exactly one IP address — 103.232.223.28.

Further host names like oq02.com and kxd8a5tq.n.xmocloud.com overlap in IP numbers with 6872.cz.

Name Servers

6872.cz uses two name servers for its delegation: grannbo.ns.cloudflare.com and norm.ns.cloudflare.com.

The name server configuration of 6872.cz is shared with other domains, for instance 75754.my, 4913.org, 6984.net and two others.

There is at least partial name server overlap between 6872.cz and other domains — seedagent.com, venezia.ps, homesoklahomacity.com and two more among them.

These name servers frequently co-occur with the name servers dexter.ns.cloudflare.com and lady.ns.cloudflare.com.

Hosts with 6 IP addresses each:

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.