bt-sys.com - dns.ninja
bt-sys.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=1786047069 | ||||||
Subdomains
host14.bt-sys.com |
mailout.bt-sys.com |
host16.bt-sys.com |
host7.bt-sys.com |
plannet.bt-sys.com |
gw2.bt-sys.com |
host9.bt-sys.com |
host8.bt-sys.com |
srvpool2.bt-sys.com |
projekt.bt-sys.com |
host10.bt-sys.com |
host6.bt-sys.com |
host5.bt-sys.com |
noc1.bt-sys.com |
host3.bt-sys.com |
host4.bt-sys.com |
host1.bt-sys.com |
*.bt-sys.com |
mail.bt-sys.com |
host11.bt-sys.com |
srvpool.bt-sys.com |
host15.bt-sys.com |
host2.bt-sys.com |
host13.bt-sys.com |
host12.bt-sys.com |
Same first word
bt-sys.com |
Similar names
DNS History
14 records (6 active, 8 former)
○NSns.bismark-technology.com2015-08-22 → 2015-12-25 · 4 obs
● 2015-12-25 22:08:12
○ 2016-01-15 19:44:34
○ 2026-08-06 20:22:50
○NSns.monsterping.de2015-08-22 → 2015-12-25 · 4 obs
● 2015-12-25 22:08:12
○ 2016-01-15 19:44:34
○ 2026-08-06 20:22:50
○NSns.namespace4you.de2016-01-15 → 2017-01-10 · 5 obs
● 2016-01-15 19:44:34
● 2017-01-10 00:06:22
○ 2026-02-16 09:28:56
○ 2026-08-06 20:22:50
●NSns15.domaincontrol.com2026-02-16 → 2026-08-06 · 3 obs
● 2026-02-16 09:28:56
● 2026-08-06 20:22:50
●NSns16.domaincontrol.com2026-02-16 → 2026-08-06 · 3 obs
● 2026-02-16 09:28:56
● 2026-08-06 20:22:50
○NSns2.bismark-technology.com2015-08-22 → 2015-12-25 · 4 obs
● 2015-12-25 22:08:12
○ 2016-01-15 19:44:34
○ 2026-08-06 20:22:50
○NSns2.namespace4you.de2016-01-15 → 2017-01-10 · 5 obs
● 2016-01-15 19:44:34
● 2017-01-10 00:06:22
○ 2026-02-16 09:28:56
○ 2026-08-06 20:22:50
○MXmail.bt-sys.com2015-08-22 → 2015-12-25 · 4 obs
● 2015-12-25 22:08:12
○ 2016-01-15 19:44:34
○ 2026-08-06 20:22:50
●MXmailstore1.secureserver.net2026-02-16 → 2026-08-06 · 3 obs
● 2026-02-16 09:28:56
● 2026-08-06 20:22:50
○MXmxlb.ispgateway.de2016-01-15 → 2017-01-10 · 5 obs
● 2016-01-15 19:44:34
● 2017-01-10 00:06:22
○ 2026-02-16 09:28:56
○ 2026-08-06 20:22:50
●MXsmtp.secureserver.net2026-02-16 → 2026-08-06 · 3 obs
● 2026-02-16 09:28:56
● 2026-08-06 20:22:50
●A2a00:1158:0:100::142016-01-15 → 2026-08-06 · 3 obs
● 2016-01-15 19:44:34
● 2026-08-06 20:22:50
●A80.67.16.82016-01-15 → 2026-08-06 · 3 obs
● 2016-01-15 19:44:34
● 2026-08-06 20:22:50
○A80.84.199.2532015-08-22 → 2015-12-25 · 4 obs
● 2015-12-25 22:08:12
○ 2016-01-15 19:44:34
○ 2026-08-06 20:22:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, d.gtld-servers.net, m.gtld-servers.net, e.gtld-servers.net... | - |
| bt-sys.com | ns15.domaincontrol.com, ns16.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.75.8
NS records: ns15.domaincontrol.com, ns16.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bt-sys.com (unsigned zone)
⏱️ Timing
Total: 164ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 80.67.16.8 |
| AAAA | 1 | 2a00:1158:0:100::14 |
| NS | 2 | ns15.domaincontrol.com, ns16.domaincontrol.com |
| MX | 2 | smtp.secureserver.net (pri: 0), mailstore1.secureserver.net (pri: 10) |
| SOA | 1 | ns15.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns15.domaincontrol.com, ns15.domaincontrol.com, ns16.domaincontrol.com...)
Analysis
Hierarchy
bt-sys.com is the parent domain of host14.bt-sys.com, mailout.bt-sys.com, host16.bt-sys.com, host7.bt-sys.com, plannet.bt-sys.com and a few other host names.
IP Addresses
bt-sys.com directs to two IP numbers, 80.67.16.8 and 2a00:1158:0:100::14
image-mode.de, software-ag-stiftung.com, estner-online.de and two other host names share IP numbers with bt-sys.com.
Name Servers
bt-sys.com is delegated to two name servers: ns15.domaincontrol.com and ns16.domaincontrol.com.
bt-sys.com uses the same name servers as several other domains — among them sunanglestudios.com, jamescitycountyva.org, bashfuls.com and two more.
ns15.domaincontrol.com and ns16.domaincontrol.com each resolve to two IP addresses: ns15.domaincontrol.com points to 97.74.107.8 and 2603:5:21b0::8, while ns16.domaincontrol.com points to 173.201.75.8 and 2603:5:22b0::8.
Mail Servers
Mail for bt-sys.com is handled by two mail servers — mailstore1.secureserver.net and smtp.secureserver.net.
bt-sys.com uses an identical mail server configuration to several other domains — among them ebaylatin.com, airchildcare.mobi, orbofgold.com and two more.
mailstore1.secureserver.net and smtp.secureserver.net each resolve to three IP addresses. mailstore1.secureserver.net resolves to 216.69.141.78, 216.69.141.114 and 216.69.141.162. smtp.secureserver.net resolves to 216.69.141.71, 216.69.141.84 and 216.69.141.113.