mx.cssp2.cz - robtex.com
mx.cssp2.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 31.30.110.242🇨🇿 VODAFONE-CZ-AS31.30.0.0/17 Vodafone Czech Republic a.s. | ||||||
| PTR | mx.cssp2.cz | ||||||
cssp2.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 78.156.158.199🇨🇿 OptoNet-AS78.156.128.0/19 CZ-OPTONET-20070816 | ||||||
| NS | ns.forpsi.net ⭐ | ||||||
| NS | ns.forpsi.cz | ||||||
| NS | ns.forpsi.it | ||||||
| MX | cssp2-cz.mail.protection.outlook.com ⭐ | ||||||
| TXT | MS=ms23300933 | ||||||
| TXT | v=spf1 a:mx.cssp2.cz ip4:89.221.213.34 ip4:93.91.240.105 include:spf.protecti... | ||||||
| SOA | ns.forpsi.netadmin@forpsi.com 2026-04-09 #1 | ||||||
PTR for
Previously MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
●A31.30.110.2422026-02-16 → 2026-04-15 · 3 obs
○ 2017-01-05 15:29:02
● 2026-02-16 08:03:36
● 2026-04-15 16:22:44
● 2026-02-16 08:03:36
● 2026-04-15 16:22:44
○A46.13.4.1662015-08-10 → 2017-01-05 · 4 obs
● 2015-08-10 04:21:54
● 2017-01-05 15:29:02
○ 2026-02-16 08:03:36
○ 2026-04-15 16:22:44
● 2017-01-05 15:29:02
○ 2026-02-16 08:03:36
○ 2026-04-15 16:22:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | 8 records |
| cssp2.cz | ns.forpsi.cz, ns.forpsi.it, ns.forpsi.net | 2 records |
✅ Authoritative Response
Server:81.2.194.130
NS records: ns.forpsi.cz, ns.forpsi.it, ns.forpsi.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1278ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 31.30.110.242 |
📌 Glue Records Collected
Total: 10
In-bailiwick: 8 (a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz...)
Out-of-bailiwick: 2 (ns.forpsi.cz, ns.forpsi.cz)
Analysis
IP Addresses
mx.cssp2.cz resolves to a single IP address: 31.30.110.242.