ctf-mark.com - robtex.com
ctf-mark.com
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=1774585952 | ||||||
Same first word
ctf-mark.com |
Similar names
DNS History
11 records (11 active, 0 former)
●NSns67.domaincontrol.com2017-05-11 → 2026-03-27 · 2 obs
● 2026-03-27 04:34:26
●NSns68.domaincontrol.com2017-05-11 → 2026-03-27 · 2 obs
● 2026-03-27 04:34:26
●MXalt1.aspmx.l.google.com2017-05-11 → 2026-03-27 · 2 obs
● 2026-03-27 04:34:26
●MXalt2.aspmx.l.google.com2017-05-11 → 2026-03-27 · 2 obs
● 2026-03-27 04:34:26
●MXaspmx.l.google.com2017-05-11 → 2026-03-27 · 2 obs
● 2026-03-27 04:34:26
●MXaspmx2.googlemail.com2017-05-11 → 2026-03-27 · 2 obs
● 2026-03-27 04:34:26
●MXaspmx3.googlemail.com2017-05-11 → 2026-03-27 · 2 obs
● 2026-03-27 04:34:26
●A216.239.32.212017-05-11 → 2026-03-27 · 2 obs
● 2026-03-27 04:34:26
●A216.239.34.212017-05-11 → 2026-03-27 · 2 obs
● 2026-03-27 04:34:26
●A216.239.36.212017-05-11 → 2026-03-27 · 2 obs
● 2026-03-27 04:34:26
●A216.239.38.212017-05-11 → 2026-03-27 · 2 obs
● 2026-03-27 04:34:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ctf-mark.com | ns67.domaincontrol.com, ns68.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.103.44
NS records: ns67.domaincontrol.com, ns68.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ctf-mark.com (unsigned zone)
⏱️ Timing
Total: 182ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 216.239.32.21, 216.239.34.21... |
| NS | 2 | ns67.domaincontrol.com, ns68.domaincontrol.com |
| MX | 5 | aspmx2.googlemail.com (pri: 10), aspmx3.googlemail.com (pri: 10)... |
| TXT | 2 | google-site-verification=deuwZJD07VcUKKB, v=spf1 include:_spf.google.com ?all |
| SOA | 1 | ns67.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns67.domaincontrol.com, ns67.domaincontrol.com, ns68.domaincontrol.com...)
Analysis
IP Addresses
ctf-mark.com resolves to four IPs: 216.239.32.21, 216.239.34.21, 216.239.36.21 and 216.239.38.21.
Other host names, for instance elitesteels.com, hunian.net, metrics.stroke.org.uk, msb-dev.com and aucolla.org share IP numbers with ctf-mark.com.
Name Servers
ctf-mark.com has two name servers: ns67.domaincontrol.com and ns68.domaincontrol.com.
ctf-mark.com shares the same name server setup as other domains, for example faithcoldstore.com, chinacycle.org, enerco.co.uk, kandula.info and venkatanarayana.com.
ctf-mark.com partially shares name servers with other domains, for instance saacidairlines.com.
Host names with two IP numbers:
ns67.domaincontrol.com points to: 2603:5:2174::2c and 97.74.103.44; ns68.domaincontrol.com points to: 2603:5:2274::2c and 173.201.71.44.
Mail Servers
ctf-mark.com is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
ctf-mark.com shares some mail servers with other domains, at least partially; for instance hea(0x636f636b).wpengine.com, ns500759.ns500698.ns500698.ns500758.ns500735.ns500735.ns500576.ns500698.ns500698.ns500686.ns500576.ns500576.trackreceptor.com, vps.nl, ns500698.ns500698.ns500759.ns500759.ns500758.ns500736.ns500698.ns500736.ns500736.ns500698.ns500698.ns500698.ns500708.ns500576.ns500576.ns500619.ns500576.trackreceptor.com and formatur.net.
these mail servers are often used together with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IPs:
Host aspmx2.googlemail.com has IPs 2800:3f0:4003:c0f::1b and 108.177.123.27.
Host aspmx3.googlemail.com has IPs 2607:f8b0:4023:1015::1a and 172.253.135.26.
Host aspmx.l.google.com has IPs 2607:f8b0:4004:c1b::1b and 142.251.16.27.
Host alt1.aspmx.l.google.com has IPs 2a00:1450:4025:402::1a and 142.250.102.26.
Host alt2.aspmx.l.google.com has IPs 2a00:1450:4013:c1e::1b and 192.178.213.26.