firstclasssolutions.com - dns.ninja
firstclasssolutions.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 47.50.196.137 | ||||||
| NS | ns91.worldnic.com ⭐ | ||||||
| NS | ns92.worldnic.com | ||||||
| MX | firstclasssolutions-com.mail.protection.outlook.com ⭐ | ||||||
| TXT | v=spf1 ip4:47.50.196.131 ip4:47.50.196.130 include:spf.protection.outlook.co... | ||||||
| TXT | MS=ms32516194 | ||||||
| TXT | ef5130ff339881aca4c9c28ed10653e6 | ||||||
| SOA | NS91.WORLDNIC.comnamehost@WORLDNIC.com serial=125031816 | ||||||
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=1783905967 | ||||||
Subdomains
autodiscover.firstclasssolutions.com |
Same first word
firstclasssolutions.info |
firstclasssolutions.com |
firstclasssolutions.net |
DNS History
11 records (4 active, 7 former)
○NSfcs.firstclasssolutions.net2015-08-15 → 2017-04-19 · 6 obs
● 2015-08-15 02:24:04
○ 2015-12-20 17:06:38
○ 2016-09-14 09:24:18
● 2017-04-19 02:52:40
○ 2026-03-10 18:16:18
○ 2026-07-13 01:46:08
○ 2015-12-20 17:06:38
○ 2016-09-14 09:24:18
● 2017-04-19 02:52:40
○ 2026-03-10 18:16:18
○ 2026-07-13 01:46:08
○NSns1.firstclasssolutions.net2015-12-20 → 2017-04-19 · 5 obs
○ 2015-08-15 02:24:04
● 2015-12-20 17:06:38
● 2017-04-19 02:52:40
○ 2026-03-10 18:16:18
○ 2026-07-13 01:46:08
● 2015-12-20 17:06:38
● 2017-04-19 02:52:40
○ 2026-03-10 18:16:18
○ 2026-07-13 01:46:08
●NSns91.worldnic.com2026-03-10 → 2026-07-13 · 3 obs
○ 2017-04-19 02:52:40
● 2026-03-10 18:16:18
● 2026-07-13 01:46:08
● 2026-03-10 18:16:18
● 2026-07-13 01:46:08
●NSns92.worldnic.com2026-03-10 → 2026-07-13 · 3 obs
○ 2017-04-19 02:52:40
● 2026-03-10 18:16:18
● 2026-07-13 01:46:08
● 2026-03-10 18:16:18
● 2026-07-13 01:46:08
○NSu1500v.firstclasssolutions.net2015-08-15 → 2017-04-19 · 4 obs
● 2015-08-15 02:24:04
● 2017-04-19 02:52:40
○ 2026-03-10 18:16:18
○ 2026-07-13 01:46:08
● 2017-04-19 02:52:40
○ 2026-03-10 18:16:18
○ 2026-07-13 01:46:08
●MXfirstclasssolutions-com.mail.protection.outlook.com2026-03-10 → 2026-07-13 · 3 obs
○ 2017-04-19 02:52:40
● 2026-03-10 18:16:18
● 2026-07-13 01:46:08
● 2026-03-10 18:16:18
● 2026-07-13 01:46:08
○MXmail3.firstclasssolutions.net2015-08-15 → 2016-09-14 · 4 obs
● 2015-08-15 02:24:04
● 2016-09-14 09:24:18
○ 2017-04-19 02:52:40
○ 2026-07-13 01:46:08
● 2016-09-14 09:24:18
○ 2017-04-19 02:52:40
○ 2026-07-13 01:46:08
○MXremote.firstclasssolutions.com2015-08-15 → 2017-04-19 · 4 obs
● 2015-08-15 02:24:04
● 2017-04-19 02:52:40
○ 2026-03-10 18:16:18
○ 2026-07-13 01:46:08
● 2017-04-19 02:52:40
○ 2026-03-10 18:16:18
○ 2026-07-13 01:46:08
○A209.16.201.32015-08-15 → 2015-08-15 · 3 obs
● 2015-08-15 02:24:04
○ 2015-12-20 17:06:38
○ 2026-07-13 01:46:08
○ 2015-12-20 17:06:38
○ 2026-07-13 01:46:08
●A47.50.196.1372026-03-10 → 2026-07-13 · 3 obs
○ 2017-04-19 02:52:40
● 2026-03-10 18:16:18
● 2026-07-13 01:46:08
● 2026-03-10 18:16:18
● 2026-07-13 01:46:08
○A8.26.181.202015-12-20 → 2017-04-19 · 5 obs
○ 2015-08-15 02:24:04
● 2015-12-20 17:06:38
● 2017-04-19 02:52:40
○ 2026-03-10 18:16:18
○ 2026-07-13 01:46:08
● 2015-12-20 17:06:38
● 2017-04-19 02:52:40
○ 2026-03-10 18:16:18
○ 2026-07-13 01:46:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net... | - |
| firstclasssolutions.com | ns91.worldnic.com, ns92.worldnic.com | 2 records |
✅ Authoritative Response
Server:162.159.27.155
NS records: ns91.worldnic.com, ns92.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for firstclasssolutions.com (unsigned zone)
⏱️ Timing
Total: 3919ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.50.196.137 |
| NS | 2 | ns92.worldnic.com, ns91.worldnic.com |
| MX | 1 | firstclasssolutions-com.mail.protection. |
| TXT | 3 | ef5130ff339881aca4c9c28ed10653e6, v=spf1 ip4:47.50.196.131 ip4:47.50.196.1... |
| SOA | 1 | NS91.WORLDNIC.com namehost.WORLDNIC.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns91.worldnic.com, ns92.worldnic.com)
Analysis
Hierarchy
firstclasssolutions.com serves as the parent of autodiscover.firstclasssolutions.com.
IP Addresses
firstclasssolutions.com resolves to just one IP address, 47.50.196.137.
Name Servers
The NS records for firstclasssolutions.com delegate to ns91.worldnic.com and ns92.worldnic.com.
Mail Servers
The sole mail server for firstclasssolutions.com is firstclasssolutions-com.mail.protection.outlook.com.