nullmx.mcmasterscarr.com - robtex.com
nullmx.mcmasterscarr.com
mcmasterscarr.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 79.137.75.5🇫🇷 OVH79.137.0.0/17 | ||||||
| NS | pns71.cloudns.net ⭐ ⚠️ Not in parent delegation | ||||||
| NS | ns1.mcmasterscarr.com ⚠️ Not in zone NS records | ||||||
| NS | ns2.mcmasterscarr.com ⚠️ Not in zone NS records | ||||||
| NS | ns74.cloudns.uk ⚠️ Not in parent delegation | ||||||
| NS | pns72.cloudns.net ⚠️ Not in parent delegation | ||||||
| NS | pns73.cloudns.com ⚠️ Not in parent delegation | ||||||
| MX | contact.mcmasterscarr.com ⭐ | ||||||
| TXT | v=spf1 ip4:79.137.75.5 ~all | ||||||
| SOA | pns71.cloudns.netsupport@cloudns.net serial=1978062050 | ||||||
Previously MX for
Same first word
Similar names
DNS History
5 records (1 active, 4 former)
○A69.162.80.542015-10-13 → 2015-10-13 · 3 obs
○ 2015-12-15 13:01:08
○ 2026-04-27 07:42:40
○A69.162.80.612016-07-14 → 2016-07-14 · 3 obs
● 2016-07-14 18:40:18
○ 2026-04-27 07:42:40
○A95.211.117.2062015-12-15 → 2015-12-15 · 4 obs
● 2015-12-15 13:01:08
○ 2016-03-23 00:16:02
○ 2026-04-27 07:42:40
○A95.211.219.672016-03-23 → 2016-03-23 · 4 obs
● 2016-03-23 00:16:02
○ 2016-07-14 18:40:18
○ 2026-04-27 07:42:40
●CNAMEmcmasterscarr.com2026-04-27 → 2026-04-27 · 1 obs
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| mcmasterscarr.com | ns1.mcmasterscarr.com, ns2.mcmasterscarr.com | 2 records |
✅ Authoritative Response
Server:79.137.75.5
NS records: ns1.mcmasterscarr.com, ns2.mcmasterscarr.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mcmasterscarr.com (unsigned zone)
⏱️ Timing
Total: 242ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | mcmasterscarr.com |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns1.mcmasterscarr.com, ns2.mcmasterscarr.com)
Analysis
IP Addresses
nullmx.mcmasterscarr.com points to IP number 79.137.75.5.
Other host names include mcmasterscarr.com, contact.mcmasterscarr.com, vps-9eac37ea.vps.ovh.net and 5.ip-79-137-75.eu that share IP numbers with nullmx.mcmasterscarr.com.
Name Servers
nullmx.mcmasterscarr.com is delegated to six name servers: pns73.cloudns.com, ns1.mcmasterscarr.com, ns2.mcmasterscarr.com, pns71.cloudns.net, pns72.cloudns.net and ns74.cloudns.uk.
nullmx.mcmasterscarr.com shares name servers with other domains at least partially, for example faa7e6b6796e29d32de41e38a114adc3.com, museodellacarale.it, king.net.id, fulviapagliughi.it and germy.ca.
these name servers are often used with the following: pns74.cloudns.uk, ns71.cloudns.net, pns73.cloudns.net, pns72.cloudns.com, ns72.cloudns.com, ns73.cloudns.net, ns73.cloudns.com, ns72.cloudns.net, ns1.buybrands.com and ns2.buybrands.com.
Host names with two IP numbers:
pns73.cloudns.com points to: 2a06:fb00:2::3:12 and 45.83.250.12
pns71.cloudns.net points to: 2a06:fb00:2::1:12 and 45.83.248.12
pns72.cloudns.net points to: 2a06:fb00:2::2:12 and 45.83.249.12
ns74.cloudns.uk points to: 2a0b:1640:1:1:1:1:1ce8:3446 and 185.206.180.55
Mail Servers
nullmx.mcmasterscarr.com is handled by a single mail server, contact.mcmasterscarr.com.
The mail server setup of nullmx.mcmasterscarr.com is the same as that of other domains, for instance mcmasterscarr.com.
contact.mcmasterscarr.com points to a single IP: 79.137.75.5.