simons.ac - dns.ninja
simons.ac
ac
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.ac ⭐ | ||||||
| NS | a2.nic.ac | ||||||
| NS | b0.nic.ac | ||||||
| NS | c0.nic.ac | ||||||
| SOA | a0.nic.achostmaster@donuts.email serial=1785505973 | ||||||
Subdomains
www.simons.ac |
Same first word
Similar names
DNS History
12 records (7 active, 5 former)
●NSdns-update.tiggerswelt.net2021-04-21 → 2026-07-31 · 3 obs
● 2021-04-21 03:36:42
● 2026-07-31 14:39:22
●NSns1.quarxconnect.de2015-06-30 → 2026-07-31 · 2 obs
● 2026-07-31 14:39:22
●NSns2.quarxconnect.org2015-06-30 → 2026-07-31 · 2 obs
● 2026-07-31 14:39:22
○MXalt1.aspmx.l.google.com2015-06-30 → 2021-04-21 · 4 obs
● 2021-04-21 03:36:42
○ 2026-02-15 04:50:28
○ 2026-07-31 14:39:22
○MXalt2.aspmx.l.google.com2015-06-30 → 2021-04-21 · 4 obs
● 2021-04-21 03:36:42
○ 2026-02-15 04:50:28
○ 2026-07-31 14:39:22
○MXaspmx.l.google.com2015-06-30 → 2021-04-21 · 4 obs
● 2021-04-21 03:36:42
○ 2026-02-15 04:50:28
○ 2026-07-31 14:39:22
○MXaspmx2.googlemail.com2015-06-30 → 2021-04-21 · 4 obs
● 2021-04-21 03:36:42
○ 2026-02-15 04:50:28
○ 2026-07-31 14:39:22
○MXaspmx3.googlemail.com2015-06-30 → 2021-04-21 · 4 obs
● 2021-04-21 03:36:42
○ 2026-02-15 04:50:28
○ 2026-07-31 14:39:22
●MXmxext1.mailbox.org2026-02-15 → 2026-07-31 · 3 obs
● 2026-02-15 04:50:28
● 2026-07-31 14:39:22
●MXmxext2.mailbox.org2026-02-15 → 2026-07-31 · 3 obs
● 2026-02-15 04:50:28
● 2026-07-31 14:39:22
●MXmxext3.mailbox.org2026-02-15 → 2026-07-31 · 3 obs
● 2026-02-15 04:50:28
● 2026-07-31 14:39:22
●A176.9.43.752015-06-30 → 2026-07-31 · 2 obs
● 2026-07-31 14:39:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ac | a0.nic.ac, a2.nic.ac, b0.nic.ac, c0.nic.ac | 8 records |
| simons.ac | ns2.quarxconnect.org, ns1.quarxconnect.de | - |
✅ Authoritative Response
Server:94.186.151.136
NS records: ns2.quarxconnect.org, ns1.quarxconnect.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for simons.ac (unsigned zone)
⏱️ Timing
Total: 872ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 176.9.43.75 |
| NS | 2 | ns1.quarxconnect.de, ns2.quarxconnect.org |
| MX | 3 | mxext2.mailbox.org (pri: 10), mxext1.mailbox.org (pri: 10)... |
| TXT | 1 | v=spf1 include:mailbox.org ~all |
| SOA | 1 | dns-update.tiggerswelt.net hostmaster.ti |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a0.nic.ac, a0.nic.ac, a2.nic.ac...)
Analysis
Hierarchy
simons.ac is a parent domain of www.simons.ac.
IP Addresses
simons.ac resolves to one IP address: 176.9.43.75.
www.simons.ac, dagobah.michael-simons.eu, mail.michael-simons.eu and two other host names share IP numbers with simons.ac.
Name Servers
simons.ac carries NS records delegating to ns1.quarxconnect.de, dns-update.tiggerswelt.net and ns2.quarxconnect.org.
simons.ac shares at least some of its name servers with other domains, including wordlex.de, nexus.dev.eibnerit.eu, tommy-durda.de and two others.
These name servers are frequently seen alongside the name servers ns1.tiggersystems.info.
Hostnames that resolve to two IP addresses:
dns-update.tiggerswelt.net resolves to two addresses: 94.186.151.137 and 2a02:c98:1001:30ff::53:2136.
Hosts with just one IP address:
The hostname ns1.quarxconnect.de resolves to 94.186.151.136.
The hostname ns2.quarxconnect.org resolves to 89.238.77.66.
Mail Servers
simons.ac is handled by three mail servers: mxext1.mailbox.org, mxext2.mailbox.org and mxext3.mailbox.org.
simons.ac has at least partial mail server overlap with other domains such as proengeno.de, majormihov.com, privacysoft.online and two more.
This set of mail servers commonly appears together with the mail servers mxext4.mailbox.org.
mxext1.mailbox.org, mxext2.mailbox.org and mxext3.mailbox.org are three hostnames that each resolve to a pair of IP addresses: mxext1.mailbox.org to 80.241.60.212 and 2001:67c:2050:104:0:1:25:1, mxext2.mailbox.org to 80.241.60.215 and 2001:67c:2050:104:0:2:25:1, and mxext3.mailbox.org to 80.241.60.216 and 2001:67c:2050:104:0:3:25:1.