4sync.pl - dns.ninja
4sync.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=1783751465 | ||||||
MX for
4sync.pl |
Subdomains
smtp.4sync.pl |
Same first word
Similar names
DNS History
11 records (6 active, 5 former)
●NSdns.home.pl2026-02-21 → 2026-07-11 · 3 obs
● 2026-02-21 08:23:24
● 2026-07-11 09:52:28
●NSdns2.home.pl2026-02-21 → 2026-07-11 · 3 obs
● 2026-02-21 08:23:24
● 2026-07-11 09:52:28
●NSdns3.home.pl2026-02-21 → 2026-07-11 · 3 obs
● 2026-02-21 08:23:24
● 2026-07-11 09:52:28
○NSns1.surfsafe.pl2015-08-09 → 2017-01-08 · 4 obs
● 2017-01-08 03:43:56
○ 2026-02-21 08:23:24
○ 2026-07-11 09:52:28
○NSns2.surfsafe.pl2015-08-09 → 2017-01-08 · 4 obs
● 2017-01-08 03:43:56
○ 2026-02-21 08:23:24
○ 2026-07-11 09:52:28
●MX4sync.pl2026-02-21 → 2026-07-11 · 3 obs
● 2026-02-21 08:23:24
● 2026-07-11 09:52:28
○MXmail.surfsafe.pl2015-08-09 → 2017-01-08 · 4 obs
● 2017-01-08 03:43:56
○ 2026-02-21 08:23:24
○ 2026-07-11 09:52:28
●MXsmtp.4sync.pl2026-02-21 → 2026-07-11 · 3 obs
● 2026-02-21 08:23:24
● 2026-07-11 09:52:28
○A178.213.96.1362017-01-03 → 2017-01-08 · 5 obs
● 2017-01-03 20:53:54
● 2017-01-08 03:43:56
○ 2026-02-21 08:23:24
○ 2026-07-11 09:52:28
○A178.213.96.352015-08-09 → 2016-03-28 · 4 obs
● 2016-03-28 21:05:32
○ 2017-01-03 20:53:54
○ 2026-07-11 09:52:28
●A46.242.248.392026-02-21 → 2026-07-11 · 3 obs
● 2026-02-21 08:23:24
● 2026-07-11 09:52:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl... | - |
| 4sync.pl | dns.home.pl, dns2.home.pl, dns3.home.pl | 6 records |
✅ Authoritative Response
Server:217.160.80.244
NS records: dns.home.pl, dns2.home.pl, dns3.home.pl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 4sync.pl (unsigned zone)
⏱️ Timing
Total: 459ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 46.242.248.39 |
| NS | 3 | dns2.home.pl, dns3.home.pl... |
| MX | 2 | smtp.4sync.pl (pri: 10), 4sync.pl (pri: 10) |
| TXT | 3 | v=spf1 mx a, MS=ms71406329... |
| SOA | 1 | dns.home.pl admin.home.pl |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (dns3.home.pl, dns2.home.pl, dns.home.pl...)
Analysis
Hierarchy
The domain smtp.4sync.pl falls under the parent 4sync.pl.
Mail Server Role
4sync.pl acts as its own mail server.
smtp.4sync.pl and 4sync.pl tend to appear jointly as mail servers.
IP Addresses
4sync.pl points to a single IP number: 46.242.248.39.
Host names such as renau.com.pl, cloudserver3261561-3261592.home.pl and smtp.4sync.pl share their IP numbers with 4sync.pl.
Name Servers
Three name servers are authoritative for 4sync.pl: dns2.home.pl, dns3.home.pl and dns.home.pl.
At least some of 4sync.pl's name servers are shared with other domains, for example expert-line.pl, tyretrade.pl, 191.161.89.in-addr.arpa and two more.
dns2.home.pl resolves to 217.160.81.248 and 2001:8d8:fe:53:6870::2. dns3.home.pl resolves to 185.132.34.251 and 2607:f1c0:fe:53:185:132:34:251. dns.home.pl resolves to 217.160.80.244 and 2001:8d8:fe:53:6870::1. All three hostnames point to two IP numbers each.
Mail Servers
Two mail servers handle 4sync.pl: 4sync.pl and smtp.4sync.pl.
4sync.pl and smtp.4sync.pl share one IP address between them — 46.242.248.39.
These two host names — 4sync.pl and smtp.4sync.pl — each point to 46.242.248.39 IP addresses.