fs-online.de - robtex.com
fs-online.de
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=1778829855 | ||||||
Same first word
Similar names
DNS History
9 records (6 active, 3 former)
○MXemail.iason.net2015-08-14 → 2017-05-17 · 4 obs
● 2017-05-17 03:13:38
○ 2026-04-01 08:01:52
○ 2026-05-15 07:47:42
●MXfsonline-de0e.mail.protection.outlook.com2026-04-01 → 2026-05-15 · 3 obs
● 2026-04-01 08:01:52
● 2026-05-15 07:47:42
○MXmail.iason.net2015-08-14 → 2017-05-17 · 4 obs
● 2017-05-17 03:13:38
○ 2026-04-01 08:01:52
○ 2026-05-15 07:47:42
●A116.202.225.2512026-04-01 → 2026-05-15 · 3 obs
● 2026-04-01 08:01:52
● 2026-05-15 07:47:42
●A2a01:4f8:241:5944::22026-04-01 → 2026-05-15 · 3 obs
● 2026-04-01 08:01:52
● 2026-05-15 07:47:42
○A5.35.248.1362015-08-14 → 2017-05-17 · 4 obs
● 2017-05-17 03:13:38
○ 2026-04-01 08:01:52
○ 2026-05-15 07:47:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| fs-online.de | ns2a.dodns.net, ns1a.dodns.net | - |
✅ Authoritative Response
Server:217.160.82.254
NS records: ns2a.dodns.net, ns1a.dodns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for fs-online.de (unsigned zone)
⏱️ Timing
Total: 616ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 116.202.225.251 |
| AAAA | 1 | 2a01:4f8:241:5944::2 |
| NS | 2 | ns2a.dodns.net, ns1a.dodns.net |
| MX | 1 | fsonline-de0e.mail.protection.outlook.co |
| TXT | 2 | MS=ms29760896, v=spf1 a mx include:spf.protection.outlo |
| SOA | 1 | ns1.dodns.net auto-noc.iason.net |
Analysis
IP Addresses
fs-online.de points to two IP numbers: 2a01:4f8:241:5944::2 and 116.202.225.251.
Other host names, for instance tradev.de, iason.com, icotek.biz, iason.ag and iason.net share IP numbers with fs-online.de.
Name Servers
The domain fs-online.de is delegated to three name servers: ns1.dodns.net, ns1a.dodns.net and ns2a.dodns.net.
fs-online.de shares name servers with other domains at least partially, for instance opensource-solution.de, de-registrieren.de, entdecker.com, fuessner.net and biacom.com.
these name servers are commonly used together with ns2.dodns.net and ns3.dodns.net.
Host names with two IPs:
ns1.dodns.net points to 2001:8d8:fe:53:217:160:82:254 and 217.160.82.254
ns1a.dodns.net points to 2001:8d8:fe:53:217:160:82:254 and 217.160.82.254
ns2a.dodns.net points to 2607:f1c0:fe:53:185:132:35:254 and 185.132.35.254
Hosts pointing to 2001:8d8:fe:53:217:160:82:254: ns1.dodns.net and ns1a.dodns.net
Hosts pointing to 217.160.82.254: ns1.dodns.net and ns1a.dodns.net
Mail Servers
The mail server for fs-online.de is fsonline-de0e.mail.protection.outlook.com.
Host fsonline-de0e.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca27::, 2a01:111:f403:ca2d::, 2a01:111:f403:ca2d::1, 2a01:111:f403:ca2d::2, 52.101.168.0, 52.101.170.0, 52.101.170.1 and 52.101.170.2.