smtp4dev.is2.technology - robtex.com
smtp4dev.is2.technology
| DNSSEC | ⚠️ Not signed | ||||||
| A | 20.108.212.67🇬🇧 Microsoft20.64.0.0/10 | ||||||
is2.technology
| DNSSEC | ⚠️ Not signed | ||||||
| A | 51.143.144.87🇬🇧 Microsoft51.140.0.0/14 | ||||||
| NS | clark.ns.cloudflare.com ⭐ | ||||||
| NS | liz.ns.cloudflare.com | ||||||
| MX | smtp4dev.is2.technology ⭐ | ||||||
| TXT | google-site-verification=01Uv9ItSZ0J95RwRIUA6lJ7tftbvbDsdjCa194PdB4c | ||||||
| TXT | v=spf1 a mx include:spf.postal.is2.technology ~all | ||||||
| SOA | clark.ns.cloudflare.comdns@cloudflare.com serial=2399679973 | ||||||
MX for
DNS History
1 record (1 active, 0 former)
●A20.108.212.672026-03-17 → 2026-03-23 · 2 obs
● 2026-03-17 22:26:18
● 2026-03-23 13:31:58
● 2026-03-23 13:31:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| technology | v0n0.nic.technology, v0n1.nic.technology, v0n2.nic.technology, v0n3.nic.technology... | 12 records |
| is2.technology | liz.ns.cloudflare.com, clark.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.193.87
NS records: liz.ns.cloudflare.com, clark.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for is2.technology (unsigned zone)
⏱️ Timing
Total: 428ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 20.108.212.67 |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v0n0.nic.technology, v0n0.nic.technology, v0n1.nic.technology...)
Analysis
Mail Server Role
smtp4dev.is2.technology acts as a mail server for is2.technology.
IP Addresses
smtp4dev.is2.technology points to a single IP number: 20.108.212.67.
Other host names, for instance featurehub.is2.technology, share IP numbers with smtp4dev.is2.technology.