secondgrade.pl - dns.ninja
secondgrade.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 94.152.152.103🇵🇱 CF-KRK94.152.128.0/19 Fx | ||||||
| PTR | hedea3.pl | ||||||
| NS | ns1.tld.pl ⭐ ⚠️ Not in parent delegation | ||||||
| A | 94.152.254.101🇵🇱 OXYLION-AS94.152.254.0/24 | ||||||
| PTR | ns1.tld.pl | ||||||
| NS | ns1.kei.pl ⚠️ Not in zone NS records | ||||||
| A | 94.152.254.100🇵🇱 OXYLION-AS94.152.254.0/24 | ||||||
| PTR | ns1.kei.pl | ||||||
| NS | ns2.kei.pl ⚠️ Not in zone NS records | ||||||
| A | 94.152.255.100🇵🇱 OXYLION-AS94.152.255.0/24 | ||||||
| PTR | ns2.kei.pl | ||||||
| NS | ns2.tld.pl ⚠️ Not in parent delegation | ||||||
| A | 94.152.255.101🇵🇱 OXYLION-AS94.152.255.0/24 | ||||||
| PTR | ns2.tld.pl | ||||||
| MX | poczta.secondgrade.pl ⭐ | ||||||
| A | 94.152.152.103🇵🇱 CF-KRK94.152.128.0/19 Fx | ||||||
| PTR | hedea3.pl | ||||||
| TXT | v=spf1 a mx include:spf.tld.pl -all | ||||||
| SOA | ns1.tld.pladmin@tld.pl 2019-02-16 #2 | ||||||
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=1785652340 | ||||||
Previously MX for
secondgrade.pl |
Subdomains
poczta.secondgrade.pl |
Same first word
secondgrade.net |
secondgrade.com |
secondgrade.pl |
Similar names
DNS History
9 records (6 active, 3 former)
●NSns1.kei.pl2026-06-24 → 2026-08-02 · 3 obs
● 2026-06-24 19:07:30
● 2026-08-02 16:05:54
●NSns1.tld.pl2015-08-07 → 2026-08-02 · 5 obs
● 2017-11-09 13:55:30
○ 2026-02-22 21:54:36
● 2026-06-24 19:07:30
● 2026-08-02 16:05:54
●NSns2.kei.pl2026-06-24 → 2026-08-02 · 3 obs
● 2026-06-24 19:07:30
● 2026-08-02 16:05:54
●NSns2.tld.pl2015-08-07 → 2026-08-02 · 5 obs
● 2017-11-09 13:55:30
○ 2026-02-22 21:54:36
● 2026-06-24 19:07:30
● 2026-08-02 16:05:54
●MXpoczta.secondgrade.pl2015-11-29 → 2026-08-02 · 6 obs
● 2015-11-29 15:13:34
● 2017-11-09 13:55:30
○ 2026-02-22 21:54:36
● 2026-06-24 19:07:30
● 2026-08-02 16:05:54
○MXsecondgrade.pl2015-08-07 → 2015-08-07 · 3 obs
○ 2015-11-29 15:13:34
○ 2026-08-02 16:05:54
●A94.152.152.1032026-06-24 → 2026-08-02 · 3 obs
● 2026-06-24 19:07:30
● 2026-08-02 16:05:54
○A94.152.153.1382015-08-07 → 2015-08-07 · 3 obs
○ 2015-11-29 15:13:34
○ 2026-08-02 16:05:54
○A94.152.153.1392015-11-29 → 2017-11-09 · 5 obs
● 2015-11-29 15:13:34
● 2017-11-09 13:55:30
○ 2026-02-22 21:54:36
○ 2026-08-02 16:05:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl... | - |
| secondgrade.pl | ns1.kei.pl, ns2.kei.pl | 2 records |
✅ Authoritative Response
Server:94.152.254.100
NS records: ns1.kei.pl, ns2.kei.pl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for secondgrade.pl (unsigned zone)
⏱️ Timing
Total: 328ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 94.152.152.103 |
| NS | 2 | ns1.tld.pl, ns2.tld.pl |
| MX | 1 | poczta.secondgrade.pl (pri: 10) |
| TXT | 1 | v=spf1 a mx include:spf.tld.pl -all |
| SOA | 1 | ns1.tld.pl admin.tld.pl |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.kei.pl, ns2.kei.pl)
Analysis
Hierarchy
poczta.secondgrade.pl is delegated beneath secondgrade.pl.
IP Addresses
secondgrade.pl points to a single IP number: 94.152.152.103.
secondgrade.pl shares its IP numbers with other host names, including hedea3.pl, poczta.hedea3.pl, dps-nadjarem.pl and poczta.secondgrade.pl.
Name Servers
secondgrade.pl has four authoritative name servers: ns1.kei.pl, ns2.kei.pl, ns1.tld.pl and ns2.tld.pl.
There is at least partial name server overlap between secondgrade.pl and other domains — anet.pl, sp19.krakow.pl, inventini.com and two more among them.
These name servers frequently co-occur with the name servers ns3.kei.pl and ns4.kei.pl.
ns1.kei.pl, ns2.kei.pl, ns1.tld.pl and ns2.tld.pl each resolve to one IP address: ns1.kei.pl resolves to 94.152.254.100, ns2.kei.pl resolves to 94.152.255.100, ns1.tld.pl resolves to 94.152.254.101 and ns2.tld.pl resolves to 94.152.255.101.
Mail Servers
secondgrade.pl has one mail server: poczta.secondgrade.pl.
poczta.secondgrade.pl resolves to 94.152.152.103 and no other IP number.