3structures.com - robtex.com
3structures.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.211.221.102🇵🇱 AS-SMARTHOST-PL91.211.220.0/22 Smarthost - european hosting | ||||||
| PTR | server-ab102.rev.smarthost.pl | ||||||
| NS | dns2.smarthost.pl ⭐ | ||||||
| A | 2001:678:63c:0:9:c15d:580a:1🇵🇱 AS-SMARTHOST-PL2001:678:63c::/48 Smarthost - european hosting | ||||||
| PTR | server-ba10.rev6.smarthost.pl | ||||||
| A | 193.93.88.10🇵🇱 AS-SMARTHOST-PL193.93.88.0/22 TRUSTNET | ||||||
| PTR | server-ba10.rev.smarthost.pl | ||||||
| NS | dns.smarthost.pl | ||||||
| A | 2001:678:63c:0:9:5bd3:dc0a:1🇵🇱 AS-SMARTHOST-PL2001:678:63c::/48 Smarthost - european hosting | ||||||
| PTR | server-aa10.rev6.smarthost.pl | ||||||
| A | 91.211.220.10🇵🇱 AS-SMARTHOST-PL91.211.220.0/22 Smarthost - european hosting | ||||||
| PTR | server-aa10.rev.smarthost.pl | ||||||
| NS | dns3.smarthost.pl | ||||||
| A | 2001:41d0:203:58c3:0:335b:1bc3:1🇫🇷 OVH2001:41d0::/32 IPv6 | ||||||
| PTR | dns3.smarthost.pl | ||||||
| A | 51.91.27.195🇫🇷 OVH51.91.0.0/16 | ||||||
| PTR | dns3.smarthost.pl | ||||||
| MX | 3structures.com ⭐ | ||||||
| A | 91.211.221.102🇵🇱 AS-SMARTHOST-PL91.211.220.0/22 Smarthost - european hosting | ||||||
| PTR | server-ab102.rev.smarthost.pl | ||||||
| TXT | v=spf1 +a +mx +ip4:91.211.220.49 +ip4:91.211.221.102 ~all | ||||||
| SOA | dns.smarthost.plsysadmin@smarthost.pl 2026-03-01 #1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774604242 | ||||||
MX for
3structures.com |
Same first word
3structures.com |
DNS History
9 records (5 active, 4 former)
●NSdns.smarthost.pl2026-03-09 → 2026-03-27 · 3 obs
● 2026-03-09 07:14:50
● 2026-03-27 09:58:22
●NSdns2.smarthost.pl2026-03-09 → 2026-03-27 · 3 obs
● 2026-03-09 07:14:50
● 2026-03-27 09:58:22
●NSdns3.smarthost.pl2026-03-09 → 2026-03-27 · 3 obs
● 2026-03-09 07:14:50
● 2026-03-27 09:58:22
○NSns1.nazwa.pl2015-05-23 → 2018-01-21 · 4 obs
● 2018-01-21 14:49:28
○ 2026-03-09 07:14:50
○ 2026-03-27 09:58:22
○NSns2.nazwa.pl2015-05-23 → 2018-01-21 · 4 obs
● 2018-01-21 14:49:28
○ 2026-03-09 07:14:50
○ 2026-03-27 09:58:22
○NSns3.nazwa.pl2015-05-23 → 2018-01-21 · 4 obs
● 2018-01-21 14:49:28
○ 2026-03-09 07:14:50
○ 2026-03-27 09:58:22
●MX3structures.com2015-05-23 → 2026-03-27 · 2 obs
● 2026-03-27 09:58:22
○A85.128.151.742015-05-23 → 2018-01-21 · 4 obs
● 2018-01-21 14:49:28
○ 2026-03-09 07:14:50
○ 2026-03-27 09:58:22
●A91.211.221.1022026-03-09 → 2026-03-27 · 3 obs
● 2026-03-09 07:14:50
● 2026-03-27 09:58:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net... | - |
| 3structures.com | dns.smarthost.pl, dns2.smarthost.pl, dns3.smarthost.pl | - |
✅ Authoritative Response
Server:51.91.27.195
NS records: dns.smarthost.pl, dns2.smarthost.pl, dns3.smarthost.pl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 3structures.com (unsigned zone)
⏱️ Timing
Total: 830ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.211.221.102 |
| NS | 3 | dns3.smarthost.pl, dns2.smarthost.pl... |
| MX | 1 | 3structures.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:91.211.220.49 +ip4:91 |
| SOA | 1 | dns.smarthost.pl sysadmin.smarthost.pl |
Analysis
Mail Server Role
3structures.com serves as the mail server for 3structures.com.
IP Addresses
3structures.com points to IP number 91.211.221.102.
For instance, other host names metalplast-technika.com.pl, poozyczka.pl, sanikab.eu, pin-imprezy.pl and bosped.com.pl share IP numbers with 3structures.com.
Name Servers
The delegation for 3structures.com is handled by three name servers: dns2.smarthost.pl, dns3.smarthost.pl and dns.smarthost.pl.
3structures.com shares name servers with other domains at least partially, for example pwik.czest.pl, vitalpoint.pl, karaniklew.pl, polix.lublin.pl and ogrodpodlasem.pl.
These name servers are commonly used with dns.trustnet.pl, dns2.trustnet.pl and dns3.trustnet.pl.
Host names with two IPs:
dns2.smarthost.pl points to 2001:678:63c:0:9:c15d:580a:1 and 193.93.88.10
dns3.smarthost.pl points to 2001:41d0:203:58c3:0:335b:1bc3:1 and 51.91.27.195
dns.smarthost.pl points to 2001:678:63c:0:9:5bd3:dc0a:1 and 91.211.220.10
Mail Servers
3structures.com is handled by a single mail server, 3structures.com.
3structures.com points to a single IP: 91.211.221.102.