schema.de - dns.ninja

schema.de

DNSSEC⚠️ Not signed
A185.237.66.229🇩🇪 MITTWALD-AS185.237.64.0/22 Mittwald CM Service GmbH und Co. KG
PTRshared-clump0025-web.agenturserver.it
NSns1.your-server.de
A2a01:4f8:0:1::5ddc:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns1.your-server.de
A213.133.100.102🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRns1.your-server.de
NSns.second-ns.com
A2a01:4f8:0:a101::b:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns.second-ns.com
A213.239.204.242🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2
PTRns.second-ns.com
NSns3.second-ns.de
A2001:67c:192c::add:b3🇩🇪 NORIS-NETWORK2001:67c:192c::/48
PTRns3.second-ns.de
A193.47.99.4🇩🇪 NORIS-NETWORK193.47.99.0/24
PTRns3.second-ns.de
MXschema-de.mail.protection.outlook.com
A2a01:111:f403:ca27::🇩🇪 Microsoft2a01:111:f000::/36
PTRmail-beup281cu00100.inbound.protection.outlook.com
A2a01:111:f403:ca2d::🇩🇪 Microsoft2a01:111:f000::/36
PTRmail-fr5p281cu00500.inbound.protection.outlook.com
A2a01:111:f403:ca2d::1🇩🇪 Microsoft2a01:111:f000::/36
PTRmail-fr4p281cu03101.inbound.protection.outlook.com
A2a01:111:f403:ca2d::2🇩🇪 Microsoft2a01:111:f000::/36
PTRmail-fr6p281cu00202.inbound.protection.outlook.com
A52.101.168.0🇩🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-beup281cu00100.inbound.protection.outlook.com
A52.101.170.0🇩🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-fr5p281cu00500.inbound.protection.outlook.com
A52.101.170.1🇩🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-fr4p281cu03101.inbound.protection.outlook.com
A52.101.170.2🇩🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-fr6p281cu00202.inbound.protection.outlook.com
TXTms=ms12350484
TXTn7xkqq7vv1xp6kg39zwk41m668gywpl1
TXTv=spf1 a mx ip4:46.189.76.226 ip4:153.92.196.55 include:spf.protection.outloo...
TXTapple-domain-verification=uL4iHT4P2IRWVHPs
SOAns1.your-server.depostmaster@schema.de 2026-08-02 #3

de

DNSSEC🔒 Signed (DS record present)
NSf.nic.de
NSa.nic.de
NSl.de.net ⚠️ Not in parent delegation
NSn.de.net ⚠️ Not in parent delegation
NSs.de.net ⚠️ Not in parent delegation
NSz.nic.de
SOAf.nic.dedns-operations@denic.de serial=1786480522
WOT: SAFE (65/100)

Subdomains

Same first word

Similar names

DNS History

12 records (5 active, 7 former)

20162017201820192020202120222023202420252026NSns.second-ns.comns1.your-server.dens3.second-ns.decustomer1.name-server.dens1.name-server.dens2.name-server.deMXschema-de.mail.protection.outlook.commail3.netdiscounter.desmtp.schema.deA185.237.66.229153.92.196.5562.112.131.9
NScustomer1.name-server.de2015-08-09 → 2016-12-22 · 4 obs
● 2015-08-09 12:19:58
● 2016-12-22 16:46:04
○ 2018-08-28 12:42:34
○ 2026-08-11 21:12:08
NSns.second-ns.com2018-08-28 → 2026-08-11 · 3 obs
○ 2016-12-22 16:46:04
● 2018-08-28 12:42:34
● 2026-08-11 21:12:08
NSns1.name-server.de2015-08-09 → 2016-12-22 · 4 obs
● 2015-08-09 12:19:58
● 2016-12-22 16:46:04
○ 2018-08-28 12:42:34
○ 2026-08-11 21:12:08
NSns1.your-server.de2018-08-28 → 2026-08-11 · 3 obs
○ 2016-12-22 16:46:04
● 2018-08-28 12:42:34
● 2026-08-11 21:12:08
NSns2.name-server.de2015-08-09 → 2016-12-22 · 4 obs
● 2015-08-09 12:19:58
● 2016-12-22 16:46:04
○ 2018-08-28 12:42:34
○ 2026-08-11 21:12:08
NSns3.second-ns.de2018-08-28 → 2026-08-11 · 3 obs
○ 2016-12-22 16:46:04
● 2018-08-28 12:42:34
● 2026-08-11 21:12:08
MXmail3.netdiscounter.de2015-08-09 → 2016-12-22 · 4 obs
● 2015-08-09 12:19:58
● 2016-12-22 16:46:04
○ 2018-08-28 12:42:34
○ 2026-08-11 21:12:08
MXschema-de.mail.protection.outlook.com2026-02-19 → 2026-08-11 · 3 obs
○ 2018-08-28 12:42:34
● 2026-02-19 19:23:26
● 2026-08-11 21:12:08
MXsmtp.schema.de2015-08-09 → 2018-08-28 · 4 obs
● 2015-08-09 12:19:58
● 2018-08-28 12:42:34
○ 2026-02-19 19:23:26
○ 2026-08-11 21:12:08
A153.92.196.552016-12-22 → 2018-08-28 · 5 obs
○ 2016-09-02 12:30:14
● 2016-12-22 16:46:04
● 2018-08-28 12:42:34
○ 2026-02-19 19:23:26
○ 2026-08-11 21:12:08
A185.237.66.2292026-02-19 → 2026-08-11 · 3 obs
○ 2018-08-28 12:42:34
● 2026-02-19 19:23:26
● 2026-08-11 21:12:08
A62.112.131.92015-08-09 → 2016-09-02 · 4 obs
● 2015-08-09 12:19:58
● 2016-09-02 12:30:14
○ 2016-12-22 16:46:04
○ 2026-08-11 21:12:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
schema.dens3.second-ns.de, ns1.your-server.de, ns.second-ns.com4 records

✅ Authoritative Response

Server:213.133.100.102

NS records: ns3.second-ns.de, ns1.your-server.de, ns.second-ns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for schema.de (unsigned zone)

⏱️ Timing

Total: 1645ms | Queries: -

📄 Records

TypeCountSample Data
A1185.237.66.229
NS3ns.second-ns.com, ns1.your-server.de...
MX1schema-de.mail.protection.outlook.com (p
TXT4ms=ms12350484, n7xkqq7vv1xp6kg39zwk41m668gywpl1...
SOA1ns1.your-server.de postmaster.schema.de

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns3.second-ns.de, ns1.your-server.de, ns3.second-ns.de...)

Analysis

Hierarchy

schema.de serves as the parent of smtp.schema.de and www.schema.de.

IP Addresses

schema.de has exactly one IP address — 185.237.66.229.

diakonie-bremen.de, mail.cemetery-technology.com, partengineering.de plus two other host names have IP numbers in common with schema.de.

Name Servers

The authoritative name servers for schema.de are ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de — three in total.

There is at least partial name server overlap between schema.de and other domains — elbe-kino.de, reinhoefer.com, sirz.de and two more among them.

These name servers are routinely deployed together with the name servers ns1.first-ns.de.

ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de all resolve to exactly two IP numbers apiece: ns.second-ns.com213.239.204.242 and 2a01:4f8:0:a101::b:1; ns3.second-ns.de193.47.99.4 and 2001:67c:192c::add:b3; ns1.your-server.de213.133.100.102 and 2a01:4f8:0:1::5ddc:1.

Mail Servers

schema.de uses one mail server — schema-de.mail.protection.outlook.com.

schema-de.mail.protection.outlook.com has 8 IP addresses: 52.101.168.0, 52.101.170.0, 52.101.170.1 plus 5 more.