polymath.de - dns.ninja
polymath.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=1785840061 | ||||||
Subdomains
mail.polymath.de |
Same first word
Similar names
DNS History
12 records (9 active, 3 former)
○NSns.namespace4you.de2015-06-26 → 2018-10-06 · 4 obs
● 2018-10-06 23:00:12
○ 2026-04-23 19:29:46
○ 2026-08-04 10:53:26
○NSns2.namespace4you.de2015-06-26 → 2018-10-06 · 4 obs
● 2018-10-06 23:00:12
○ 2026-04-23 19:29:46
○ 2026-08-04 10:53:26
●NSns81.domaincontrol.com2026-04-23 → 2026-08-04 · 3 obs
● 2026-04-23 19:29:46
● 2026-08-04 10:53:26
●NSns82.domaincontrol.com2026-04-23 → 2026-08-04 · 3 obs
● 2026-04-23 19:29:46
● 2026-08-04 10:53:26
●MXalt1.aspmx.l.google.com2015-11-03 → 2026-08-04 · 3 obs
● 2015-11-03 19:29:20
● 2026-08-04 10:53:26
●MXalt2.aspmx.l.google.com2015-11-03 → 2026-08-04 · 3 obs
● 2015-11-03 19:29:20
● 2026-08-04 10:53:26
●MXaspmx.l.google.com2015-11-03 → 2026-08-04 · 3 obs
● 2015-11-03 19:29:20
● 2026-08-04 10:53:26
●MXaspmx2.googlemail.com2015-11-03 → 2026-08-04 · 3 obs
● 2015-11-03 19:29:20
● 2026-08-04 10:53:26
●MXaspmx3.googlemail.com2015-11-03 → 2026-08-04 · 3 obs
● 2015-11-03 19:29:20
● 2026-08-04 10:53:26
○MXmxlb.ispgateway.de2015-06-26 → 2015-06-26 · 3 obs
○ 2015-11-03 19:29:20
○ 2026-08-04 10:53:26
●A2a00:1158:0:100::142015-06-26 → 2026-08-04 · 2 obs
● 2026-08-04 10:53:26
●A80.67.16.82015-06-26 → 2026-08-04 · 2 obs
● 2026-08-04 10:53:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| polymath.de | ns81.domaincontrol.com, ns82.domaincontrol.com | - |
✅ Authoritative Response
Server:173.201.69.32
NS records: ns81.domaincontrol.com, ns82.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for polymath.de (unsigned zone)
⏱️ Timing
Total: 2509ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 80.67.16.8 |
| AAAA | 1 | 2a00:1158:0:100::14 |
| NS | 2 | ns81.domaincontrol.com, ns82.domaincontrol.com |
| MX | 5 | alt1.aspmx.l.google.com (pri: 5), alt2.aspmx.l.google.com (pri: 5)... |
| SOA | 1 | ns81.domaincontrol.com dns.jomax.net |
Analysis
Hierarchy
The domain mail.polymath.de falls under the parent polymath.de.
IP Addresses
polymath.de points to the IP addresses 80.67.16.8 and 2a00:1158:0:100::14
Among the host names that share IP numbers with polymath.de are mail.seiko.dk, kuenstlerstadt.eu, cecof.net and two others.
Name Servers
polymath.de has two authoritative name servers — ns81.domaincontrol.com and ns82.domaincontrol.com.
polymath.de has the same name server delegation as a number of other domains, such as strr.de, annweiler.de, kuhn.com.br and two more.
Each of ns81.domaincontrol.com and ns82.domaincontrol.com has one IP address: ns81.domaincontrol.com uses 97.74.101.32 and ns82.domaincontrol.com uses 173.201.69.32.
Mail Servers
polymath.de has five mail servers, which are aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
polymath.de shares at least some of its mail servers with other domains — for example shuru.co.il, ns500754.ns500754.ns500671.ns500742.ns500731.ns500671.ns500705.ns500678.ns500291.ns500671.ns500666.ns500153.tenderladiesbz.com, ns500731.ns500671.ns500671.ns500754.ns500754.ns500704.ns500731.ns500688.ns500678.ns500649.ns500666.ns500142.lusty(0x736c7574)z.com and two more.
It is common to find these mail servers paired with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 more.
Hosts with two IP numbers each:
aspmx2.googlemail.com resolves to 108.177.123.26 and 2800:3f0:4003:c0f::1b.
aspmx3.googlemail.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1b.
aspmx.l.google.com resolves to 142.251.111.26 and 2607:f8b0:4004:c1d::1a.
alt1.aspmx.l.google.com resolves to 108.177.123.27 and 2800:3f0:4003:c0f::1b.
alt2.aspmx.l.google.com resolves to 172.253.116.26 and 2a00:1450:400b:c02::1b.
The host names aspmx2.googlemail.com and alt1.aspmx.l.google.com both resolve to 2800:3f0:4003:c0f::1b IP addresses.
The host names aspmx3.googlemail.com and alt2.aspmx.l.google.com both resolve to 2a00:1450:400b:c02::1b IP addresses.