optoteknik.com - robtex.com
optoteknik.com
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=1774733847 | ||||||
Same first word
optoteknik.com |
Similar names
DNS History
11 records (7 active, 4 former)
○NSnsmaster.forss.net2015-07-10 → 2017-06-15 · 4 obs
● 2017-06-15 13:47:52
○ 2026-02-25 21:41:38
○ 2026-03-28 21:49:34
○MXmx1.forss.net2015-07-10 → 2017-06-15 · 4 obs
● 2017-06-15 13:47:52
○ 2026-02-25 21:41:38
○ 2026-03-28 21:49:34
○MXmx2.forss.net2015-07-10 → 2017-06-15 · 4 obs
● 2017-06-15 13:47:52
○ 2026-02-25 21:41:38
○ 2026-03-28 21:49:34
●MXoptoteknik-com.mail.protection.outlook.com2026-02-25 → 2026-03-28 · 3 obs
● 2026-02-25 21:41:38
● 2026-03-28 21:49:34
●A185.133.206.552026-02-25 → 2026-03-28 · 3 obs
● 2026-02-25 21:41:38
● 2026-03-28 21:49:34
●A2a01:a560:1::222026-02-25 → 2026-03-28 · 3 obs
● 2026-02-25 21:41:38
● 2026-03-28 21:49:34
○A95.128.114.312015-07-10 → 2017-06-15 · 4 obs
● 2017-06-15 13:47:52
○ 2026-02-25 21:41:38
○ 2026-03-28 21:49:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| optoteknik.com | ns.forss.net, ns3.forss.net, ns2.forss.net, ns4.forss.net | - |
✅ Authoritative Response
Server:162.219.54.133
NS records: ns.forss.net, ns3.forss.net, ns2.forss.net, ns4.forss.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optoteknik.com (unsigned zone)
⏱️ Timing
Total: 3921ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.133.206.55 |
| AAAA | 1 | 2a01:a560:1::22 |
| NS | 4 | ns4.forss.net, ns2.forss.net... |
| MX | 1 | optoteknik-com.mail.protection.outlook.c |
| TXT | 2 | v=spf1 include:spf.protection.outlook.co, MS=ms20823007 |
| SOA | 1 | ns.forss.net dns.forss.net |
Analysis
IP Addresses
optoteknik.com points to two IP numbers: 2a01:a560:1::22 and 185.133.206.55.
Other host names, for instance bto.se, dressagepower.se, ozonetech.com, anatomicsitt.com and logsec.com share IP numbers with optoteknik.com.
Name Servers
optoteknik.com is delegated to four name servers: ns2.forss.net, ns3.forss.net, ns4.forss.net and ns.forss.net.
optoteknik.com at least partially shares its name servers with other domains, for instance slottscafe.se, gochm.se, noos-consulting.com, vikingens-vardhem.se and beckershof.com.
These name servers are often used together with the name servers anycast.nameserver.se.
Host names with two IP numbers:
ns2.forss.net points to 2620:10a:80eb::45 and 162.219.54.133.
ns3.forss.net points to 2620:10a:80ec::45 and 162.219.55.133.
Host names with one IP number:
ns4.forss.net points to 95.128.113.14.
ns.forss.net points to 95.128.113.11.
Mail Servers
optoteknik.com is served by a single mail server, optoteknik-com.mail.protection.outlook.com.
The host name optoteknik-com.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:ca04::d, 2a01:111:f403:ca04::e, 2a01:111:f403:ca04::f, 2a01:111:f403:ca09::20, 52.101.68.29, 52.101.73.4, 52.101.73.11 and 52.101.73.22.