dfa-optik.de - robtex.com
dfa-optik.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.64.114.203🇩🇪 Optitrust185.64.112.0/22 optitrust | ||||||
| PTR | vs11365.internet1.de | ||||||
| NS | ns2.internet1.de ⭐ | ||||||
| A | 2a01:138:a03e::200🇩🇪 IPX-AS155982a01:138::/32 IP Exchange GmbH | ||||||
| PTR | ns2.internet1.de | ||||||
| A | 62.146.37.200🇩🇪 IPX-AS1559862.146.36.0/22 NorthC Deutschland GmbH | ||||||
| PTR | ns2.internet1.de | ||||||
| NS | ns.internet1.de | ||||||
| A | 2a00:6140:103::200🇩🇪 Optitrust2a00:6140::/32 optitrust | ||||||
| PTR | ns.internet1.de | ||||||
| A | 188.64.59.200🇩🇪 Optitrust188.64.56.0/21 optitrust | ||||||
| PTR | ns.internet1.de | ||||||
| MX | mail.dfa-optik.de ⭐ | ||||||
| A | 188.64.58.69🇩🇪 Optitrust188.64.56.0/21 optitrust | ||||||
| PTR | mcno-bbg-01.internet1.de | ||||||
| TXT | v=spf1 a mx include:_spf.internet1.de -all | ||||||
| SOA | ns.internet1.dedns@internet1@de 2019-11-19 #0 | ||||||
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1778749028 | ||||||
Subdomains
mail.dfa-optik.de |
Same first word
dfa-optik.de |
DNS History
5 records (4 active, 1 former)
●NSns.internet1.de2015-05-23 → 2026-05-14 · 2 obs
● 2026-05-14 09:18:20
●NSns2.internet1.de2015-05-23 → 2026-05-14 · 2 obs
● 2026-05-14 09:18:20
●MXmail.dfa-optik.de2015-05-23 → 2026-05-14 · 2 obs
● 2026-05-14 09:18:20
●A185.64.114.2032020-03-25 → 2026-05-14 · 3 obs
● 2020-03-25 22:50:58
● 2026-05-14 09:18:20
○A188.64.59.592015-05-23 → 2017-04-06 · 4 obs
● 2017-04-06 21:57:08
○ 2020-03-25 22:50:58
○ 2026-05-14 09:18:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | f.nic.de, z.nic.de, a.nic.de | - |
| dfa-optik.de | ns.internet1.de, ns2.internet1.de | 4 records |
✅ Authoritative Response
Server:188.64.59.200
NS records: ns.internet1.de, ns2.internet1.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dfa-optik.de (unsigned zone)
⏱️ Timing
Total: 505ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.64.114.203 |
| NS | 2 | ns2.internet1.de, ns.internet1.de |
| MX | 1 | mail.dfa-optik.de (pri: 5) |
| TXT | 1 | v=spf1 a mx include:_spf.internet1.de -a |
| SOA | 1 | ns.internet1.de dns@internet1.de |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns.internet1.de, ns.internet1.de, ns2.internet1.de...)
Analysis
Hierarchy
The parent of mail.dfa-optik.de is dfa-optik.de.
IP Addresses
dfa-optik.de points to IP number: 185.64.114.203.
Other host names such as tanzzentrumhiltrup.de, vs11365.internet1.de, envisit.de, nrw-kath-jugendschutz.de and enfaktor.eu share IPs with dfa-optik.de.
Name Servers
dfa-optik.de is delegated to two name servers: ns2.internet1.de and ns.internet1.de.
dfa-optik.de shares the same name server setup as telefon-system-berater.de, emax-yoga.de, 63.64.188.in-addr.arpa, kompakt.de and aspnethosting.at.
dfa-optik.de at least partially shares name servers with other domains, for instance feedback-communication.gmbh, online-gmbh.com, suwala.de, bowtech.de and tshirtfinder.de.
these name servers are often used in conjunction with the name servers ns3.internet1.de.
Host names with two IP numbers: ns2.internet1.de points to: 2a01:138:a03e::200 and 62.146.37.200; ns.internet1.de points to: 2a00:6140:103::200 and 188.64.59.200.
Mail Servers
dfa-optik.de is handled by a single mail server, mail.dfa-optik.de.
mail.dfa-optik.de points to a single IP: 188.64.58.69.