lenntech.pl - dns.ninja
lenntech.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 145.239.245.5🇫🇷 OVH145.239.0.0/16 | ||||||
| PTR | ns3099842.ip-145-239-245.eu | ||||||
| NS | ns1.instradns.com ⭐ | ||||||
| A | 75.2.6.34🇺🇸 Amazon75.2.0.0/20 | ||||||
| PTR | aef93cd39153ffbac.awsglobalaccelerator.com | ||||||
| NS | ns2.instradns.com | ||||||
| A | 75.2.85.37🇺🇸 Amazon75.2.80.0/20 | ||||||
| PTR | a9bf3e392db71e4d0.awsglobalaccelerator.com | ||||||
| NS | ns3.instradns.com | ||||||
| A | 99.83.188.20🇺🇸 Amazon99.83.176.0/20 | ||||||
| PTR | aef93cd39153ffbac.awsglobalaccelerator.com | ||||||
| MX | mail.lenntech.pl ⭐ | ||||||
| A | 81.68.211.73🇨🇳 TENCENT-NET-AP81.68.192.0/18 | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.instradns.comroot@instra.com 2009-07-31 #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=1786084336 | ||||||
Subdomains
mail.lenntech.pl |
Same first word
lenntech.co.uk |
lenntech.nl |
lenntech.de |
lenntech.fr |
lenntech.com.pt |
lenntech.com |
lenntech.it |
lenntech.eu |
lenntech.cn |
lenntech.net |
lenntech.ae |
lenntech.be |
lenntech.com.tr |
lenntech.pl |
lenntech.es |
DNS History
6 records (5 active, 1 former)
●NSns1.instradns.com2015-05-20 → 2026-08-07 · 2 obs
● 2026-08-07 14:50:22
●NSns2.instradns.com2015-05-20 → 2026-08-07 · 2 obs
● 2026-08-07 14:50:22
●NSns3.instradns.com2015-05-20 → 2026-08-07 · 2 obs
● 2026-08-07 14:50:22
●MXmail.lenntech.pl2015-05-20 → 2026-08-07 · 2 obs
● 2026-08-07 14:50:22
○A108.61.29.192015-05-20 → 2017-05-13 · 4 obs
● 2017-05-13 06:44:40
○ 2026-06-17 13:38:04
○ 2026-08-07 14:50:22
●A145.239.245.52026-06-17 → 2026-08-07 · 3 obs
● 2026-06-17 13:38:04
● 2026-08-07 14:50:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl... | - |
| lenntech.pl | ns1.instradns.com, ns2.instradns.com, ns3.instradns.com | - |
✅ Authoritative Response
Server:75.2.6.34
NS records: ns1.instradns.com, ns2.instradns.com, ns3.instradns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for lenntech.pl (unsigned zone)
⏱️ Timing
Total: 1757ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 145.239.245.5 |
| NS | 3 | ns3.instradns.com, ns2.instradns.com... |
| MX | 1 | mail.lenntech.pl (pri: 10) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.instradns.com root.instra.com |
Analysis
Hierarchy
mail.lenntech.pl is a subdomain of lenntech.pl.
IP Addresses
lenntech.pl directs to one IP number, which is 145.239.245.5.
Among the host names that share IP numbers with lenntech.pl are ns3099842.ip-145-239-245.eu, lenntech.co.uk, lenntech.nl and two others.
Name Servers
The authoritative name servers for lenntech.pl are ns1.instradns.com, ns2.instradns.com and ns3.instradns.com — three in total.
The name servers of lenntech.pl overlap at least partially with those of other domains — among them zotac.co.nz, speakwithease.org, 100.187.58.199.in-addr.arpa and two more.
The name servers ns1.hostingww.com, ns2.hostingww.com and ns3.hostingww.com are commonly seen alongside these name servers.
The hostnames ns1.instradns.com, ns2.instradns.com and ns3.instradns.com each resolve to a single IP: ns1.instradns.com → 75.2.6.34, ns2.instradns.com → 75.2.85.37, ns3.instradns.com → 99.83.188.20.
Mail Servers
lenntech.pl routes its mail through a single mail server, mail.lenntech.pl.
mail.lenntech.pl directs to just one IP number, 81.68.211.73.