qemulab.com - robtex.com
qemulab.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 178.250.174.51🇩🇪 ONE-NETWORK178.250.168.0/21 | ||||||
| PTR | mail01.burbach.email | ||||||
| NS | ns21.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2141::b🇺🇸 GODADDY-DNS2603:5:2140::/44 | ||||||
| PTR | ns21.domaincontrol.com | ||||||
| A | 97.74.100.11🇺🇸 GODADDY-DNS97.74.100.0/23 | ||||||
| PTR | ns21.domaincontrol.com | ||||||
| NS | ns22.domaincontrol.com | ||||||
| A | 2603:5:2241::b🇺🇸 GODADDY-DNS2603:5:2240::/44 | ||||||
| PTR | ns22.domaincontrol.com | ||||||
| A | 173.201.68.11🇺🇸 GODADDY-DNS173.201.68.0/23 | ||||||
| PTR | ns22.domaincontrol.com | ||||||
| MX | mail01.qemulab.co ⭐ | ||||||
| TXT | v=spf1 a mx -all | ||||||
| SOA | ns21.domaincontrol.comdns@jomax.net 2022-09-28 #8 | ||||||
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=1771291435 | ||||||
Same first word
qemulab.com |
Similar names
DNS History
13 records (4 active, 9 former)
○NSfay.ns.cloudflare.com2019-04-13 → 2019-04-13 · 3 obs
● 2019-04-13 09:21:16
○ 2026-03-22 15:39:14
○NSns1.qemulab.com2015-07-11 → 2017-03-13 · 4 obs
● 2017-03-13 03:48:52
○ 2019-04-13 09:21:16
○ 2026-03-22 15:39:14
○NSns2.qemulab.com2015-07-11 → 2017-03-13 · 4 obs
● 2017-03-13 03:48:52
○ 2019-04-13 09:21:16
○ 2026-03-22 15:39:14
●NSns21.domaincontrol.com2026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 15:39:14
●NSns22.domaincontrol.com2026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 15:39:14
○NStheo.ns.cloudflare.com2019-04-13 → 2019-04-13 · 3 obs
● 2019-04-13 09:21:16
○ 2026-03-22 15:39:14
○MXmail.qemulab.com2019-04-13 → 2019-04-13 · 3 obs
● 2019-04-13 09:21:16
○ 2026-03-22 15:39:14
●MXmail01.qemulab.co2026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 15:39:14
○MXmail01.qemulab.com2015-07-11 → 2017-03-13 · 4 obs
● 2017-03-13 03:48:52
○ 2019-04-13 09:21:16
○ 2026-03-22 15:39:14
○MXmail02.qemulab.com2015-07-11 → 2017-03-13 · 4 obs
● 2017-03-13 03:48:52
○ 2019-04-13 09:21:16
○ 2026-03-22 15:39:14
●A178.250.174.512026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 15:39:14
○A213.218.171.1042015-07-11 → 2019-04-13 · 3 obs
● 2019-04-13 09:21:16
○ 2026-03-22 15:39:14
○A2a00:6480:2:1:0:1:f5e3:45422015-07-11 → 2019-04-13 · 3 obs
● 2019-04-13 09:21:16
○ 2026-03-22 15:39:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| qemulab.com | ns21.domaincontrol.com, ns22.domaincontrol.com | 4 records |
✅ Authoritative Response
Server: 97.74.100.11
NS records: ns21.domaincontrol.com, ns22.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for qemulab.com (unsigned zone)
⏱️ Timing
Total: 112ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 178.250.174.51 |
| NS | 2 | ns21.domaincontrol.com, ns22.domaincontrol.com |
| MX | 1 | mail01.qemulab.co (pri: 10) |
| TXT | 1 | v=spf1 a mx -all |
| SOA | 1 | ns21.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns21.domaincontrol.com, ns21.domaincontrol.com, ns22.domaincontrol.com...)
Analysis
IP Addresses
qemulab.com resolves to a single IP address: 178.250.174.51.
Other host names such as burbach.it, mail01.burbach.email and burbach.email share IP numbers with qemulab.com.
Name Servers
qemulab.com's delegation uses two name servers, ns21.domaincontrol.com and ns22.domaincontrol.com.
qemulab.com shares the same name server setup as other domains, for example mastermind.support, bluedragonbeats.com, aaadoorrepair.com, 360virtualrealestate.com and robertseigel.com.
qemulab.com at least partially shares name servers with other domains; for instance electro-comics.com.
Host names with two IPs:
ns21.domaincontrol.com points to: 2603:5:2141::b and 97.74.100.11
ns22.domaincontrol.com points to: 2603:5:2241::b and 173.201.68.11
Mail Servers
qemulab.com is handled by a single mail server, mail01.qemulab.co.