cu.pl - dns.ninja
cu.pl
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=1783146670 | ||||||
Subdomains
www.cu.pl |
Same first word
Similar names
DNS History
10 records (4 active, 6 former)
●NSdns12.ovh.net2026-02-18 → 2026-07-04 · 3 obs
● 2026-02-18 06:16:56
● 2026-07-04 11:42:30
○NSmuchomorek.cu.com.pl2015-08-03 → 2020-10-03 · 4 obs
● 2020-10-03 11:29:56
○ 2026-02-18 06:16:56
○ 2026-07-04 11:42:30
○NSns1.ikp.pl2015-08-03 → 2020-10-03 · 4 obs
● 2020-10-03 11:29:56
○ 2026-02-18 06:16:56
○ 2026-07-04 11:42:30
●NSns12.ovh.net2026-02-18 → 2026-07-04 · 3 obs
● 2026-02-18 06:16:56
● 2026-07-04 11:42:30
○NSzwirek.cu.com.pl2015-08-03 → 2020-10-03 · 4 obs
● 2020-10-03 11:29:56
○ 2026-02-18 06:16:56
○ 2026-07-04 11:42:30
○MXmx1.aviva.pl2015-08-03 → 2020-10-03 · 4 obs
● 2020-10-03 11:29:56
○ 2026-02-18 06:16:56
○ 2026-07-04 11:42:30
○MXmx2.aviva.pl2015-08-03 → 2020-10-03 · 4 obs
● 2020-10-03 11:29:56
○ 2026-02-18 06:16:56
○ 2026-07-04 11:42:30
●MXsmtp.google.com2026-02-18 → 2026-07-04 · 3 obs
● 2026-02-18 06:16:56
● 2026-07-04 11:42:30
○A193.200.66.512015-08-03 → 2020-10-03 · 4 obs
● 2020-10-03 11:29:56
○ 2026-02-18 06:16:56
○ 2026-07-04 11:42:30
●A213.186.33.52026-02-18 → 2026-07-04 · 3 obs
● 2026-02-18 06:16:56
● 2026-07-04 11:42:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl... | 12 records |
| cu.pl | ns12.ovh.net, dns12.ovh.net | - |
✅ Authoritative Response
Server:5.135.86.81
NS records: ns12.ovh.net, dns12.ovh.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cu.pl (unsigned zone)
⏱️ Timing
Total: 988ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.186.33.5 |
| NS | 2 | ns12.ovh.net, dns12.ovh.net |
| MX | 1 | smtp.google.com (pri: 1) |
| TXT | 2 | google-site-verification=WmV1tvU_JfBExb7, v=spf1 include:_spf.google.com -all |
| SOA | 1 | dns12.ovh.net tech.ovh.net |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a-dns.pl, a-dns.pl, b-dns.pl...)
Analysis
Hierarchy
cu.pl serves as the parent of www.cu.pl.
IP Addresses
cu.pl points to a single IP number: 213.186.33.5.
Additional host names — neo-direct.fr, bestbroker.fr, coinsocialcap.com and two others — share IP numbers with cu.pl.
Name Servers
cu.pl is delegated to two name servers: dns12.ovh.net and ns12.ovh.net.
cu.pl shares its name server setup with other domains, including vibraye.fr, symptos.ch, plares.it and two others.
cu.pl shares at least some of its name servers with other domains, such as lab21.com.tn.
dns12.ovh.net and ns12.ovh.net each resolve to two IP addresses: dns12.ovh.net points to 5.135.86.81 and 2001:41d0:d00:f100::2, while ns12.ovh.net points to 5.39.102.21 and 2001:41d0:b00:eb00::2.
Mail Servers
cu.pl has one mail server: smtp.google.com.
cu.pl shares the same mail server setup as other domains, including mavericklingo.com, silkdrm.com, lesjardinsdenini.com and two others.
cu.pl shares mail servers — at least in part — with other domains, including svetlada.com, congnghedoanphat.com, serviceboosters.com and two others.
These mail servers are frequently used alongside the mail servers alt2.aspmx.l.google.com, aspmx.l.google.com and alt1.aspmx.l.google.com, plus two others.
smtp.google.com points to 9 IP numbers: 142.251.167.27, 172.253.139.26, 172.253.139.27 and 6 other.