activemath.de - dns.ninja
activemath.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 159.89.214.161🇩🇪 DIGITALOCEAN159.89.212.0/22 DigitalOcean | ||||||
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=1785640661 | ||||||
Same first word
activemath.de |
activemath.com |
activemath.ru |
Similar names
DNS History
11 records (1 active, 10 former)
○NSa.ns14.net2020-02-04 → 2026-03-23 · 5 obs
○ 2017-03-21 23:03:58
● 2020-02-04 03:28:48
● 2026-03-23 16:33:20
○ 2026-07-14 14:54:20
○ 2026-08-02 03:40:04
● 2020-02-04 03:28:48
● 2026-03-23 16:33:20
○ 2026-07-14 14:54:20
○ 2026-08-02 03:40:04
○NSb.ns14.net2020-02-04 → 2026-03-23 · 5 obs
○ 2017-03-21 23:03:58
● 2020-02-04 03:28:48
● 2026-03-23 16:33:20
○ 2026-07-14 14:54:20
○ 2026-08-02 03:40:04
● 2020-02-04 03:28:48
● 2026-03-23 16:33:20
○ 2026-07-14 14:54:20
○ 2026-08-02 03:40:04
○NSc.ns14.net2020-02-04 → 2026-03-23 · 5 obs
○ 2017-03-21 23:03:58
● 2020-02-04 03:28:48
● 2026-03-23 16:33:20
○ 2026-07-14 14:54:20
○ 2026-08-02 03:40:04
● 2020-02-04 03:28:48
● 2026-03-23 16:33:20
○ 2026-07-14 14:54:20
○ 2026-08-02 03:40:04
○NSd.ns14.net2020-02-04 → 2026-03-23 · 5 obs
○ 2017-03-21 23:03:58
● 2020-02-04 03:28:48
● 2026-03-23 16:33:20
○ 2026-07-14 14:54:20
○ 2026-08-02 03:40:04
● 2020-02-04 03:28:48
● 2026-03-23 16:33:20
○ 2026-07-14 14:54:20
○ 2026-08-02 03:40:04
○NSdocks10.rzone.de2015-08-07 → 2017-03-21 · 4 obs
● 2015-08-07 01:00:26
● 2017-03-21 23:03:58
○ 2020-02-04 03:28:48
○ 2026-08-02 03:40:04
● 2017-03-21 23:03:58
○ 2020-02-04 03:28:48
○ 2026-08-02 03:40:04
○NSshades19.rzone.de2015-08-07 → 2017-03-21 · 4 obs
● 2015-08-07 01:00:26
● 2017-03-21 23:03:58
○ 2020-02-04 03:28:48
○ 2026-08-02 03:40:04
● 2017-03-21 23:03:58
○ 2020-02-04 03:28:48
○ 2026-08-02 03:40:04
○MXsmtp.rzone.de2015-08-07 → 2017-03-21 · 4 obs
● 2015-08-07 01:00:26
● 2017-03-21 23:03:58
○ 2020-02-04 03:28:48
○ 2026-08-02 03:40:04
● 2017-03-21 23:03:58
○ 2020-02-04 03:28:48
○ 2026-08-02 03:40:04
●A159.89.214.1612026-07-14 → 2026-08-02 · 3 obs
○ 2026-03-23 16:33:20
● 2026-07-14 14:54:20
● 2026-08-02 03:40:04
● 2026-07-14 14:54:20
● 2026-08-02 03:40:04
○A2a01:238:20a:202:1148::2015-08-07 → 2017-03-21 · 4 obs
● 2015-08-07 01:00:26
● 2017-03-21 23:03:58
○ 2020-02-04 03:28:48
○ 2026-08-02 03:40:04
● 2017-03-21 23:03:58
○ 2020-02-04 03:28:48
○ 2026-08-02 03:40:04
○A62.116.130.82020-02-04 → 2026-03-23 · 5 obs
○ 2017-03-21 23:03:58
● 2020-02-04 03:28:48
● 2026-03-23 16:33:20
○ 2026-07-14 14:54:20
○ 2026-08-02 03:40:04
● 2020-02-04 03:28:48
● 2026-03-23 16:33:20
○ 2026-07-14 14:54:20
○ 2026-08-02 03:40:04
○A81.169.145.1482015-08-07 → 2017-03-21 · 4 obs
● 2015-08-07 01:00:26
● 2017-03-21 23:03:58
○ 2020-02-04 03:28:48
○ 2026-08-02 03:40:04
● 2017-03-21 23:03:58
○ 2020-02-04 03:28:48
○ 2026-08-02 03:40:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
✅ Authoritative Response
Server:194.0.0.53
NS records: a.nic.de, f.nic.de, z.nic.de
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 521ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 159.89.214.161 |
Analysis
IP Addresses
activemath.de resolves to just one IP address, 159.89.214.161.
Two other host names, along with warmluftoefen.de, (0x6e756465)models.de and www.hbfs.de, also share IP numbers with activemath.de.