mail.sunbuild.cz - robtex.com
mail.sunbuild.cz
| DNSSEC | β οΈ Not signed | ||||||
sunbuild.cz
| DNSSEC | π Signed (DS record present) | ||||||
| A | 76.76.21.21πΊπΈ Amazon76.76.21.0/24 EC2 Prefix | ||||||
| NS | ns.forpsi.net β | ||||||
| NS | ns.forpsi.cz | ||||||
| NS | ns.forpsi.it | ||||||
| MX | mxavas.forpsi.com β | ||||||
| TXT | v=spf1 a mx include:_spf.forpsi.com ~all | ||||||
| SOA | ns.forpsi.netadmin@forpsi.com 2026-05-06 #1 | ||||||
Previously MX for
Same first word
Similar names
DNS History
1 record (0 active, 1 former)
βA87.236.199.1952015-07-15 β 2016-06-21 Β· 3 obs
β 2015-07-15 17:11:34
β 2016-06-21 14:32:06
β 2026-05-10 03:30:08
β 2016-06-21 14:32:06
β 2026-05-10 03:30:08
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | 8 records |
| sunbuild.cz | ns.forpsi.cz, ns.forpsi.it, ns.forpsi.net | 2 records |
β Authoritative Response
Server:81.2.209.185
NS records: ns.forpsi.cz, ns.forpsi.it, ns.forpsi.net
π DNSSEC Status
π Secure (DNSSEC validated)
Chain of trust verified from root to domain
β±οΈ Timing
Total: 1391ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|
π 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)