schul.com - dns.ninja
schul.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1786604109 | ||||||
Subdomains
mail.schul.com |
Same first word
Similar names
DNS History
13 records (7 active, 6 former)
●NSdns1.comlaude-dns.com2026-02-17 → 2026-08-13 · 3 obs
● 2026-02-17 12:28:58
● 2026-08-13 07:23:36
●NSdns2.comlaude-dns.net2026-02-17 → 2026-08-13 · 3 obs
● 2026-02-17 12:28:58
● 2026-08-13 07:23:36
●NSdns3.comlaude-dns.co.uk2026-02-17 → 2026-08-13 · 3 obs
● 2026-02-17 12:28:58
● 2026-08-13 07:23:36
●NSdns4.comlaude-dns.eu2026-02-17 → 2026-08-13 · 3 obs
● 2026-02-17 12:28:58
● 2026-08-13 07:23:36
○NSns61.domaincontrol.com2015-08-13 → 2018-06-23 · 4 obs
● 2018-06-23 02:36:44
○ 2026-02-17 12:28:58
○ 2026-08-13 07:23:36
○NSns62.domaincontrol.com2015-08-13 → 2018-06-23 · 4 obs
● 2018-06-23 02:36:44
○ 2026-02-17 12:28:58
○ 2026-08-13 07:23:36
○MXschul.com.1.0001.arsmtp.com2015-08-13 → 2018-06-23 · 4 obs
● 2018-06-23 02:36:44
○ 2026-02-17 12:28:58
○ 2026-08-13 07:23:36
○MXschul.com.2.0001.arsmtp.com2015-08-13 → 2018-06-23 · 4 obs
● 2018-06-23 02:36:44
○ 2026-02-17 12:28:58
○ 2026-08-13 07:23:36
●MXus-smtp-inbound-1.mimecast.com2026-02-17 → 2026-08-13 · 3 obs
● 2026-02-17 12:28:58
● 2026-08-13 07:23:36
●MXus-smtp-inbound-2.mimecast.com2026-02-17 → 2026-08-13 · 3 obs
● 2026-02-17 12:28:58
● 2026-08-13 07:23:36
○A184.168.39.12018-06-23 → 2018-06-23 · 4 obs
● 2018-06-23 02:36:44
○ 2026-02-17 12:28:58
○ 2026-08-13 07:23:36
●A40.84.20.2502026-02-17 → 2026-08-13 · 3 obs
● 2026-02-17 12:28:58
● 2026-08-13 07:23:36
○A68.178.254.2022015-08-13 → 2016-05-09 · 4 obs
● 2016-05-09 01:44:54
○ 2018-06-23 02:36:44
○ 2026-08-13 07:23:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, d.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net... | - |
| schul.com | dns1.comlaude-dns.com, dns2.comlaude-dns.net, dns3.comlaude-dns.co.uk, dns4.comlaude-dns.eu | 2 records |
✅ Authoritative Response
Server:198.51.44.11
NS records: dns1.comlaude-dns.com, dns2.comlaude-dns.net, dns3.comlaude-dns.co.uk, dns4.comlaude-dns.eu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for schul.com (unsigned zone)
⏱️ Timing
Total: 651ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 40.84.20.250 |
| NS | 4 | dns1.comlaude-dns.com, dns2.comlaude-dns.net... |
| MX | 2 | us-smtp-inbound-1.mimecast.com (pri: 10), us-smtp-inbound-2.mimecast.com (pri: 10) |
| TXT | 9 | MS=ms67024894, MS=ms77180827... |
| SOA | 1 | dns1.comlaude-dns.com dnstech.comlaude.c |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (dns1.comlaude-dns.com, dns1.comlaude-dns.com)
Analysis
Hierarchy
mail.schul.com is a subdomain of schul.com.
IP Addresses
schul.com resolves to one IP address: 40.84.20.250.
dryvit.com, www.tremcocpg.com, tremcosealants.com and two other host names share IP numbers with schul.com.
Name Servers
The authoritative name servers for schul.com are dns1.comlaude-dns.com, dns4.comlaude-dns.eu, dns2.comlaude-dns.net and dns3.comlaude-dns.co.uk.
The name servers of schul.com overlap at least partially with those of other domains — among them lancelparis.com, cfs-foodsafety.com, mgmmiragemomentum.org and two more.
The name servers nssui.comlaude.ch, nsusa.comlaude.net and nsgbr.comlaude.co.uk are commonly seen alongside these name servers.
Each of the four hosts dns1.comlaude-dns.com, dns4.comlaude-dns.eu, dns2.comlaude-dns.net and dns3.comlaude-dns.co.uk has two IP addresses. dns1.comlaude-dns.com points to 198.51.44.11 and 2620:4d:4000:6259:7:11:0:1. dns4.comlaude-dns.eu points to 198.51.45.75 and 2a00:edc0:6259:7:11::4. dns2.comlaude-dns.net points to 198.51.45.11 and 2a00:edc0:6259:7:11::2. dns3.comlaude-dns.co.uk points to 198.51.44.75 and 2620:4d:4000:6259:7:11:0:3.
Mail Servers
Mail for schul.com is handled by two mail servers — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.
schul.com uses an identical mail server configuration to several other domains — among them contractor.mainline.com, kwwpaper.com, crestwoodcap.com and two more.
schul.com has at least partial mail server overlap with other domains such as weaverenergy.com, philkleininsurance.com, universalquickjoint.com and two more.
Hostnames that resolve to 6 IP addresses:
us-smtp-inbound-1.mimecast.com resolves to 170.10.128.141, 170.10.128.221, 170.10.128.242 and 3 other IP addresses.
us-smtp-inbound-2.mimecast.com resolves to 170.10.128.141, 170.10.128.221, 170.10.128.242 and 3 other IP addresses.
us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com are host names that each point to 170.10.128.141 IP addresses.
us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com are host names that each point to 170.10.128.221 IP addresses.
us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com are host names that each point to 170.10.128.242 IP addresses.
us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com are host names that each point to 170.10.132.141 IP addresses.
us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com are host names that each point to 170.10.132.221 IP addresses.
us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com are host names that each point to 170.10.132.242 IP addresses.