sys.mbyte.pl - robtex.com
sys.mbyte.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 51.83.213.146🇫🇷 OVH51.83.0.0/16 | ||||||
| PTR | sys.mbyte.pl | ||||||
| NS | ns1.serwery.mazury.pl ⭐ ⚠️ Not in parent delegation | ||||||
| A | 51.68.152.183🇫🇷 OVH51.68.0.0/16 | ||||||
| PTR | sys.serwery.mazury.pl | ||||||
| NS | ns2.serwery.mazury.pl ⚠️ Not in parent delegation | ||||||
| A | 51.83.213.146🇫🇷 OVH51.83.0.0/16 | ||||||
| PTR | sys.mbyte.pl | ||||||
| MX | mail.sys.mbyte.pl ⭐ | ||||||
| A | 51.83.213.146🇫🇷 OVH51.83.0.0/16 | ||||||
| PTR | sys.mbyte.pl | ||||||
| TXT | v=spf1 a mx ip4:51.68.152.183 ip4:51.83.213.146 include:spf.mbyte.pl ~all | ||||||
| SOA | ns1.serwery.mazury.plhostmaster@sys.mbyte.pl 2020-11-15 #1 | ||||||
mbyte.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 51.83.213.146🇫🇷 OVH51.83.0.0/16 | ||||||
| NS | ns1.mbyte.pl ⭐ | ||||||
| NS | ns2.mbyte.pl | ||||||
| MX | mail.mbyte.pl ⭐ | ||||||
| TXT | v=spf1 a mx ip4:51.68.152.183 ip4:51.83.213.146 ~all | ||||||
| SOA | ns1.mbyte.plhostmaster@mbyte.pl 2025-12-26 #0 | ||||||
PTR for
Subdomains
mail.sys.mbyte.pl |
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns1.serwery.mazury.pl2026-06-30 → 2026-07-11 · 2 obs
● 2026-07-11 12:29:40
●NSns2.serwery.mazury.pl2026-06-30 → 2026-07-11 · 2 obs
● 2026-07-11 12:29:40
●MXmail.sys.mbyte.pl2026-06-30 → 2026-07-11 · 2 obs
● 2026-07-11 12:29:40
●A51.83.213.1462026-06-30 → 2026-07-11 · 2 obs
● 2026-07-11 12:29:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl... | - |
| mbyte.pl | ns1.mbyte.pl, ns2.mbyte.pl | 2 records |
✅ Authoritative Response
Server:51.83.213.146
NS records: ns1.mbyte.pl, ns2.mbyte.pl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mbyte.pl (unsigned zone)
⏱️ Timing
Total: 721ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 51.83.213.146 |
| NS | 2 | ns2.serwery.mazury.pl, ns1.serwery.mazury.pl |
| MX | 1 | mail.sys.mbyte.pl (pri: 10) |
| TXT | 1 | v=spf1 a mx ip4:51.68.152.183 ip4:51.83. |
| SOA | 1 | ns1.serwery.mazury.pl hostmaster.sys.mby |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns1.mbyte.pl, ns2.mbyte.pl)
Analysis
Hierarchy
sys.mbyte.pl serves as the parent of mail.sys.mbyte.pl.
IP Addresses
sys.mbyte.pl has exactly one IP address — 51.83.213.146.
mail.uzdrowiskogoldap.pl, mail.egoldap.pl, mail.sys.mbyte.pl plus two other host names have IP numbers in common with sys.mbyte.pl.
Name Servers
DNS delegation for sys.mbyte.pl points to two name servers: ns1.serwery.mazury.pl and ns2.serwery.mazury.pl.
The name server configuration of sys.mbyte.pl is shared with other domains, for instance goldmedica.pl, osirgoldap.pl, kultura.mazury.pl and two others.
sys.mbyte.pl has partial name server overlap with other domains, including uzdrowiskogoldap.pl.
It is common to find these name servers paired with the name servers jill.ns.cloudflare.com.uzdrowiskogoldap.pl.
ns1.serwery.mazury.pl directs to 51.68.152.183 and ns2.serwery.mazury.pl directs to 51.83.213.146; each host name points to exactly one IP number.
Mail Servers
sys.mbyte.pl uses one mail server — mail.sys.mbyte.pl.
mail.sys.mbyte.pl has exactly one IP number: 51.83.213.146.