crtmk.com - robtex.com
crtmk.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 168.76.251.252🇿🇦 ASLINE-AS-AP168.76.251.0/24 Proxy-registered route object | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns1.onclouddns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.onclouddns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | ns1.julydns.commaster@jmdns.com serial=1781024774 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1784781762 | ||||||
Subdomains
www.crtmk.com |
Same first word
crtmk.com |
Similar names
cmktr.jp |
mtrck.com |
cmrkt.com |
trkcm.com |
mrktc.cc |
trmkc.com |
rtckm.cn |
crmkt.com |
mcrtk.com |
trckm.in |
mctkr.com |
cmtrk.com |
mtrck.net |
mktcr.com |
DNS History
7 records (5 active, 2 former)
○NSdns25.hichina.com2026-03-27 → 2026-03-27 · 3 obs
○ 2026-06-29 04:42:40
○ 2026-07-23 04:45:38
○NSdns26.hichina.com2026-03-27 → 2026-03-27 · 3 obs
○ 2026-06-29 04:42:40
○ 2026-07-23 04:45:38
●NSns1.julydns.com2026-06-29 → 2026-07-23 · 3 obs
● 2026-06-29 04:42:40
● 2026-07-23 04:45:38
●NSns1.onclouddns.com2026-06-29 → 2026-07-23 · 3 obs
● 2026-06-29 04:42:40
● 2026-07-23 04:45:38
●NSns2.julydns.com2026-06-29 → 2026-07-23 · 3 obs
● 2026-06-29 04:42:40
● 2026-07-23 04:45:38
●NSns2.onclouddns.com2026-06-29 → 2026-07-23 · 3 obs
● 2026-06-29 04:42:40
● 2026-07-23 04:45:38
●A168.76.251.2522026-06-29 → 2026-07-23 · 2 obs
● 2026-07-23 04:45:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net... | - |
| crtmk.com | ns1.onclouddns.com, ns2.onclouddns.com | 2 records |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.onclouddns.com, ns2.onclouddns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for crtmk.com (unsigned zone)
⏱️ Timing
Total: 208ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 168.76.251.252 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.onclouddns.com, ns2.onclouddns.com)
Analysis
Hierarchy
www.crtmk.com is delegated beneath crtmk.com.
IP Addresses
crtmk.com resolves to one IP address: 168.76.251.252.
kcjbn.com, zbcbi.com, uphye.com and two other host names share IP numbers with crtmk.com.
Name Servers
The authoritative name servers for crtmk.com are ns1.julydns.com, ns2.julydns.com, ns1.onclouddns.com and ns2.onclouddns.com.
There is at least partial name server overlap between crtmk.com and other domains — avcvj.cn, grd9.mobi, zmsh.net and two more among them.
These name servers frequently co-occur with the name servers ns1.judns.com and ns2.judns.com.
Four host names each point to one IP address: ns1.julydns.com and ns2.julydns.com both point to 162.159.48.223, and ns1.onclouddns.com and ns2.onclouddns.com both point to 162.159.27.251.
Host names pointing to 162.159.48.223 IP addresses: ns1.julydns.com and ns2.julydns.com.
Host names pointing to 162.159.27.251 IP addresses: ns1.onclouddns.com and ns2.onclouddns.com.