dnsep101.mcmastertools.com - robtex.com
dnsep101.mcmastertools.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 209.64.25.240🇺🇸 AS22034209.64.25.0/24 Proxy registration to prevent harm from ARIN-NONAUTH shutdown | ||||||
| PTR | dnsep101.mcmaster.com | ||||||
mcmastertools.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 209.64.25.150🇺🇸 AS22034209.64.25.0/24 Proxy registration to prevent harm from ARIN-NONAUTH shutdown | ||||||
| NS | ns2.mcmaster.com ⭐ | ||||||
| NS | ns1.mcmaster.com | ||||||
| NS | ns3.mcmaster.com | ||||||
| NS | ns4.mcmaster.com | ||||||
| MX | mx0a-00570c01.pphosted.com ⭐ | ||||||
| MX | mx0b-00570c01.pphosted.com ⭐ | ||||||
| SOA | ns2.mcmaster.comhostmaster@mcmaster.com serial=972 | ||||||
DNS History
1 record (1 active, 0 former)
●A209.64.25.2402015-06-30 → 2026-05-12 · 2 obs
● 2015-06-30 20:57:14
● 2026-05-12 12:06:26
● 2026-05-12 12:06:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| mcmastertools.com | ns1.mcmaster.com, ns2.mcmaster.com, ns3.mcmaster.com, ns4.mcmaster.com | 4 records |
✅ Authoritative Response
Server:12.203.197.21
NS records: ns1.mcmaster.com, ns2.mcmaster.com, ns3.mcmaster.com, ns4.mcmaster.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mcmastertools.com (unsigned zone)
⏱️ Timing
Total: 332ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 209.64.25.240 |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.mcmaster.com, ns2.mcmaster.com, ns3.mcmaster.com...)
Analysis
IP Addresses
dnsep101.mcmastertools.com resolves to a single IP: 209.64.25.240.
Other host names, for instance dnsep101.mcmaster-carrsupply.co, dnsep101.mcmastercarrsupplyco.co, dnsep101.emcmastercarr.mobi, dnsep101.mcmasterelectronics.com and dnsep101.themcmastercarr.org share IP numbers with dnsep101.mcmastertools.com.