code.schule - dns.ninja

`code.schule`

DNSSEC	⚠️ Not signed
A	85.214.187.11^{🇩🇪 STRATO85.214.0.0/15 AG}
NS	`docks12.rzone.de` ⭐
		A	2001:8d8:fe:53:5747:2a74:d:12^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`docks12.rzone.de`
		A	217.160.80.139^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`docks12.rzone.de`
NS	`shades09.rzone.de`
		A	2607:f1c0:fe:53:185:132:34:136^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`shades09.rzone.de`
		A	185.132.34.136^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`shades09.rzone.de`
MX	`smtpin.rzone.de` ⭐
		A	2a01:238:20a:202:50f0::1097^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
		A	81.169.145.97^{🇩🇪 STRATO81.169.144.0/22 AG}
			PTR	`smtpin.rzone.de`
SOA	`docks12.rzone.de`hostmaster@strato-rz.de 2020-05-15 #6

`schule`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.schule` ⭐
	NS	`v0n1.nic.schule`
	NS	`v0n2.nic.schule`
	NS	`v0n3.nic.schule`
	NS	`v2n0.nic.schule`
	NS	`v2n1.nic.schule`
	SOA	`v0n0.nic.schule`hostmaster@donuts.email serial=1780547321

Same first word

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DNS History

5 records (4 active, 1 former)

●NSdocks12.rzone.de2016-12-10 → 2026-06-04 · 2 obs

● 2016-12-10 20:45:18
● 2026-06-04 04:39:40

●NSshades09.rzone.de2016-12-10 → 2026-06-04 · 2 obs

● 2016-12-10 20:45:18
● 2026-06-04 04:39:40

●MXsmtpin.rzone.de2016-12-10 → 2026-06-04 · 2 obs

● 2016-12-10 20:45:18
● 2026-06-04 04:39:40

○A81.169.150.2262016-12-10 → 2017-08-31 · 4 obs

● 2016-12-10 20:45:18
● 2017-08-31 13:31:20
○ 2026-02-16 07:31:16
○ 2026-06-04 04:39:40

●A85.214.187.112026-02-16 → 2026-06-04 · 3 obs

○ 2017-08-31 13:31:20
● 2026-02-16 07:31:16
● 2026-06-04 04:39:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
schule	v2n0.nic.schule, v0n0.nic.schule, v0n2.nic.schule, v2n1.nic.schule...	12 records
code.schule	docks12.rzone.de, shades09.rzone.de	-

✅ Authoritative Response

Server:185.132.34.136

NS records: docks12.rzone.de, shades09.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for code.schule (unsigned zone)

⏱️ Timing

Total: 766ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.214.187.11`
NS	2	`docks12.rzone.de, shades09.rzone.de`
MX	1	`smtpin.rzone.de (pri: 5)`
SOA	1	`docks12.rzone.de hostmaster.strato-rz.de`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v2n0.nic.schule, v2n0.nic.schule, v0n0.nic.schule...)

Analysis

IP Addresses

code.schule resolves to one IP address: 85.214.187.11.

Name Servers

code.schule has two authoritative name servers — docks12.rzone.de and shades09.rzone.de.

code.schule uses the same name servers as several other domains — among them onlinehaus.de, 3oak-it.de, aeroplast.de and two more.

The name servers of code.schule overlap at least partially with those of other domains — among them ecklreiter.de, medienburg.com, firma.direct and two more.

It is common to see these name servers paired with docks14.rzone.de, shades05.rzone.de, shades12.rzone.de and seven other name servers.

Both docks12.rzone.de and shades09.rzone.de have two IP addresses each. docks12.rzone.de resolves to 217.160.80.139 and 2001:8d8:fe:53:5747:2a74:d:12; shades09.rzone.de resolves to 185.132.34.136 and 2607:f1c0:fe:53:185:132:34:136.

Mail Servers

Mail for code.schule is handled by a single mail server, smtpin.rzone.de.

code.schule uses an identical mail server configuration to several other domains — among them sfz-koetzting.de, guiathayde.com, run2010.de and two more.

smtpin.rzone.de resolves to two IP numbers — 81.169.145.97 and 2a01:238:20a:202:50f0::1097.