simplex.pl - robtex.com
simplex.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 62.121.131.226🇵🇱 CETI-AS62.121.131.0/24 | ||||||
| PTR | ip-62-121-131-226.ceti.net.pl | ||||||
| NS | ns1.ceti.pl ⭐ | ||||||
| A | 62.121.128.51🇵🇱 CETI-AS62.121.128.0/24 | ||||||
| PTR | ns1.ceti.pl | ||||||
| NS | ns2.ceti.pl | ||||||
| A | 62.121.129.6🇵🇱 CETI-AS62.121.129.0/24 | ||||||
| PTR | ip-62-121-129-6.ceti.net.pl | ||||||
| MX | vps-cbf911a1.vps.ovh.net ⭐ | ||||||
| A | 2001:41d0:601:1100::4284🇵🇱 OVH2001:41d0::/32 IPv6 | ||||||
| PTR | vps-cbf911a1.vps.ovh.net | ||||||
| A | 51.68.142.201🇵🇱 OVH51.68.0.0/16 | ||||||
| PTR | vps-cbf911a1.vps.ovh.net | ||||||
| TXT | v=spf1 ip4:62.121.132.37/32 ip4:62.121.131.226 ip4:51.68.142.201 -all | ||||||
| SOA | ns1.ceti.pldns@tech.ceti.pl 2026-07-23 #1 | ||||||
pl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a-dns.pl ⭐ | ||||||
| NS | b-dns.pl | ||||||
| NS | d-dns.pl | ||||||
| NS | f-dns.pl | ||||||
| NS | h-dns.pl | ||||||
| NS | j-dns.pl | ||||||
| TXT | ccTLD of Poland | ||||||
| SOA | a-dns.pldnsmaster@nask.pl serial=1784702075 | ||||||
Subdomains
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
○MXiprojekt.simplex.pl2015-08-01 → 2017-01-24 · 4 obs
● 2017-01-24 08:20:52
○ 2020-01-04 06:26:20
○ 2026-07-23 01:47:34
○MXprojekt.simplex.pl2020-01-04 → 2020-01-04 · 4 obs
● 2020-01-04 06:26:20
○ 2026-02-15 15:05:02
○ 2026-07-23 01:47:34
●MXvps-cbf911a1.vps.ovh.net2026-02-15 → 2026-07-23 · 3 obs
● 2026-02-15 15:05:02
● 2026-07-23 01:47:34
●A62.121.131.2262015-08-01 → 2026-07-23 · 2 obs
● 2026-07-23 01:47:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl... | - |
| simplex.pl | ns1.ceti.pl, ns2.ceti.pl | 2 records |
✅ Authoritative Response
Server:62.121.129.6
NS records: ns1.ceti.pl, ns2.ceti.pl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for simplex.pl (unsigned zone)
⏱️ Timing
Total: 837ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 62.121.131.226 |
| NS | 2 | ns2.ceti.pl, ns1.ceti.pl |
| MX | 1 | vps-cbf911a1.vps.ovh.net (pri: 10) |
| TXT | 1 | v=spf1 ip4:62.121.132.37/32 ip4:62.121.1 |
| SOA | 1 | ns1.ceti.pl dns.tech.ceti.pl |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.ceti.pl, ns2.ceti.pl)
Analysis
Hierarchy
simplex.pl is a parent domain, with mail.simplex.pl, iprojekt.simplex.pl and projekt.simplex.pl beneath it.
IP Addresses
simplex.pl has exactly one IP address — 62.121.131.226.
Other host names share IP numbers with simplex.pl; ip-62-121-131-226.ceti.net.pl is one such example.
Name Servers
simplex.pl is served by two delegated name servers, ns1.ceti.pl and ns2.ceti.pl.
The name server configuration of simplex.pl is shared with other domains, for instance civitas.org.pl, ogrodniczka.pl, neso.com.pl and two others.
simplex.pl has at least partial name server overlap with other domains, such as 137.121.62.in-addr.arpa, 144.121.62.in-addr.arpa, neuronaxin.com and two others.
It is common to see these name servers used together with name servers ns3.ceti.pl and ns1.structum.pl.
ns1.ceti.pl directs to 62.121.128.51 and ns2.ceti.pl directs to 62.121.129.6; each host name points to exactly one IP number.
Mail Servers
simplex.pl uses one mail server — vps-cbf911a1.vps.ovh.net.
vps-cbf911a1.vps.ovh.net has two IP addresses: 51.68.142.201 and 2001:41d0:601:1100::4284.