nullmx.cnytw.com - robtex.com
nullmx.cnytw.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 51.195.17.68🇫🇷 OVH51.195.0.0/16 | ||||||
| PTR | ns7.expirationwarning.net | ||||||
| NS | ns3.expirationwarning.net ⭐ ⚠️ Not in parent delegation | ||||||
| A | 51.161.21.1🇨🇦 OVH51.161.0.0/17 Hosting route | ||||||
| PTR | ns3.expirationwarning.net | ||||||
| NS | ns7.expirationwarning.net ⚠️ Not in parent delegation | ||||||
| A | 51.195.17.68🇫🇷 OVH51.195.0.0/16 | ||||||
| PTR | ns7.expirationwarning.net | ||||||
| SOA | ns3.expirationwarning.nethostmaster@expirationwarning.net 2026-03-20 #0 | ||||||
cnytw.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 51.195.17.68🇫🇷 OVH51.195.0.0/16 | ||||||
| NS | ns3.expirationwarning.net ⭐ | ||||||
| NS | ns7.expirationwarning.net | ||||||
| SOA | ns3.expirationwarning.nethostmaster@expirationwarning.net 2026-03-20 #0 | ||||||
Previously MX for
Same first word
Similar names
DNS History
6 records (3 active, 3 former)
●NSns3.expirationwarning.net2026-03-22 → 2026-03-22 · 1 obs
●NSns7.expirationwarning.net2026-03-22 → 2026-03-22 · 1 obs
○A104.37.244.2002016-02-25 → 2016-02-25 · 4 obs
● 2016-02-25 02:06:36
○ 2016-07-09 10:25:30
○ 2026-03-22 21:21:52
○A104.37.244.2032015-07-15 → 2015-07-15 · 3 obs
○ 2016-02-25 02:06:36
○ 2026-03-22 21:21:52
○A47.88.33.672016-07-09 → 2016-07-09 · 3 obs
● 2016-07-09 10:25:30
○ 2026-03-22 21:21:52
●A51.195.17.682026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 21:21:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cnytw.com | ns3.expirationwarning.net, ns7.expirationwarning.net | - |
✅ Authoritative Response
Server: 51.161.21.1
NS records: ns3.expirationwarning.net, ns7.expirationwarning.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cnytw.com (unsigned zone)
⏱️ Timing
Total: 203ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 51.161.21.1 |
| NS | 2 | ns7.expirationwarning.net, ns3.expirationwarning.net |
| SOA | 1 | ns3.expirationwarning.net hostmaster.exp |
Analysis
IP Addresses
nullmx.cnytw.com resolves to a single IP address: 51.195.17.68.
Other host names including centralist.com, www.alt(0x787878).com, search5.fvpimageviewer.com, justwei-studio.com and ps1x.com share IP numbers with nullmx.cnytw.com.
Name Servers
nullmx.cnytw.com's delegation uses two name servers, ns3.expirationwarning.net and ns7.expirationwarning.net.
nullmx.cnytw.com shares the same name server setup as other domains, for example ruiyoujixie.com, pult24.info, quizpub.com, nullmx.washingtoncapitols.com and mail.smohai.com.
nullmx.cnytw.com at least partially shares name servers with other domains, including 1300printers.net.au, registrars.playthingz.net, www.girllovers.net, gcv5.quotesoncards.com and www.restream.net.
These name servers are commonly used with ns1.expirationwarning.net and ns5.expirationwarning.net.
Host names with a single IP:
ns3.expirationwarning.net points to 51.161.21.1.
ns7.expirationwarning.net points to 51.195.17.68.