3tiersystems.com - robtex.com
3tiersystems.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=1778734591 | ||||||
PTR for
Subdomains
mail.3tiersystems.com |
Same first word
3tiersystems.com |
DNS History
9 records (5 active, 4 former)
○NSa.ns.joker.com2015-06-16 → 2018-06-06 · 4 obs
● 2018-06-06 14:53:48
○ 2026-03-26 09:58:08
○ 2026-05-14 05:16:08
○NSb.ns.joker.com2015-06-16 → 2018-06-06 · 4 obs
● 2018-06-06 14:53:48
○ 2026-03-26 09:58:08
○ 2026-05-14 05:16:08
○NSc.ns.joker.com2015-06-16 → 2018-06-06 · 4 obs
● 2018-06-06 14:53:48
○ 2026-03-26 09:58:08
○ 2026-05-14 05:16:08
●NSx.ns.joker.com2026-03-26 → 2026-05-14 · 3 obs
● 2026-03-26 09:58:08
● 2026-05-14 05:16:08
●NSy.ns.joker.com2026-03-26 → 2026-05-14 · 3 obs
● 2026-03-26 09:58:08
● 2026-05-14 05:16:08
●NSz.ns.joker.com2026-03-26 → 2026-05-14 · 3 obs
● 2026-03-26 09:58:08
● 2026-05-14 05:16:08
●MX3tiersystems-com.mail.protection.outlook.com2026-03-26 → 2026-05-14 · 3 obs
● 2026-03-26 09:58:08
● 2026-05-14 05:16:08
○MXmail.3tiersystems.com2015-06-16 → 2018-06-06 · 4 obs
● 2018-06-06 14:53:48
○ 2026-03-26 09:58:08
○ 2026-05-14 05:16:08
●A195.97.240.52015-06-16 → 2026-05-14 · 2 obs
● 2026-05-14 05:16:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, h.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net... | - |
| 3tiersystems.com | x.ns.joker.com, y.ns.joker.com, z.ns.joker.com | 5 records |
✅ Authoritative Response
Server:23.88.49.189
NS records: x.ns.joker.com, y.ns.joker.com, z.ns.joker.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 3tiersystems.com (unsigned zone)
⏱️ Timing
Total: 372ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.97.240.5 |
| NS | 3 | x.ns.joker.com, y.ns.joker.com... |
| MX | 1 | 3tiersystems-com.mail.protection.outlook |
| TXT | 2 | v=spf1 ip4:195.97.240.2 include:spf.prot, MS=A2362D4DE24B1FAAB38AC2B5CB16D09A1FE67 |
| SOA | 1 | x.ns.joker.com hostmaster.joker.com |
📌 Glue Records Collected
Total: 5
Out-of-bailiwick: 5 (x.ns.joker.com, y.ns.joker.com, y.ns.joker.com...)
Analysis
Hierarchy
3tiersystems.com is parent of mail.3tiersystems.com.
IP Addresses
3tiersystems.com points to a single IP: 195.97.240.5.
Name Servers
3tiersystems.com is delegated to three name servers: x.ns.joker.com, y.ns.joker.com and z.ns.joker.com.
3tiersystems.com at least partially shares its name servers with other domains, for instance oddmund.com, psosalya.org, foccacia.se, thelastversion.com and wittlaw.com.
These name servers are commonly used with a.ns.joker.com, b.ns.joker.com and c.ns.joker.com.
Host names with two IP numbers: The host name y.ns.joker.com points to 2a01:4f8:c0c:165b::1 and 23.88.49.189; The host name z.ns.joker.com points to 2607:5300:203:7e6d::2222 and 192.95.37.184.
Host names with one IP number: The host name x.ns.joker.com points to 194.245.103.13.
Mail Servers
3tiersystems.com is served by a single mail server, 3tiersystems-com.mail.protection.outlook.com.
The host name 3tiersystems-com.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:ca0b::, 2a01:111:f403:ca0b::1, 2a01:111:f403:ca0b::2, 2a01:111:f403:ca1a::1, 52.101.89.0, 52.101.89.1, 52.101.89.2 and 52.101.99.2.