michael.schule - robtex.com
michael.schule
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.schulehostmaster@donuts.email serial=1784690894 | ||||||
MX for
michael.schule |
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●MXmichael.schule2026-07-18 → 2026-07-22 · 2 obs
● 2026-07-22 04:01:22
●A156.67.175.772026-07-22 → 2026-07-22 · 1 obs
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| schule | v0n0.nic.schule, v0n1.nic.schule, v0n2.nic.schule, v0n3.nic.schule... | 12 records |
| michael.schule | ns2.iserv.eu, ns1.iserv.eu, ns4.iserv.eu, ns3.iserv.eu | - |
✅ Authoritative Response
Server:91.204.44.133
NS records: ns2.iserv.eu, ns1.iserv.eu, ns4.iserv.eu, ns3.iserv.eu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for michael.schule (unsigned zone)
⏱️ Timing
Total: 737ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 156.67.175.77 |
| NS | 4 | ns4.iserv.eu, ns2.iserv.eu... |
| MX | 2 | offline.iserv.eu (pri: 50), michael.schule (pri: 10) |
| TXT | 1 | v=spf1 a mx a:relay1.iserv.eu a:relay2.i |
| SOA | 1 | ns1.iserv.eu hostmaster.iserv.eu |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v0n0.nic.schule, v0n0.nic.schule, v0n1.nic.schule...)
Analysis
Mail Server Role
michael.schule serves as a mail server for michael.schule.
offline.iserv.eu is often seen acting as a mail server in combination with michael.schule.
IP Addresses
michael.schule has exactly one IP address — 156.67.175.77.
Name Servers
Four name servers handle the delegation for michael.schule: ns1.iserv.eu, ns2.iserv.eu, ns3.iserv.eu and ns4.iserv.eu.
michael.schule partially shares its NS delegation with several other domains, including jvl-hoefe.de, wbs-gi.de, marienhain-schule.de and two others.
ns1.iserv.eu, ns2.iserv.eu, ns3.iserv.eu and ns4.iserv.eu each carry two IP addresses. ns1.iserv.eu has 116.202.2.219 and 2a01:4f8:c01f:42::1; ns2.iserv.eu has 91.204.44.133 and 2a03:4000:20:19b::1; ns3.iserv.eu has 116.203.7.41 and 2a01:4f8:1c0c:8111::1; ns4.iserv.eu has 188.68.45.203 and 2a03:4000:20:19e::1.
Mail Servers
michael.schule uses two mail servers, michael.schule and offline.iserv.eu.
At least some of the mail servers used by michael.schule are shared with other domains: oswald-berkhan-schule.de, bsk-agy.de, anna-seghers-schule.de and two others among them.
Host names pointing to two IP addresses:
offline.iserv.eu has two IP addresses: 159.69.47.32 and 2a01:4f8:c2c:4863::1.
Host names resolving to a single IP address:
michael.schule directs to 156.67.175.77.