firstclassbuilders.info - robtex.com
firstclassbuilders.info
info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.info.afilias-nst.info ⭐ | ||||||
| NS | a2.info.afilias-nst.info | ||||||
| NS | b0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | b2.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | c0.info.afilias-nst.info | ||||||
| NS | d0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| SOA | a0.info.afilias-nst.infohostmaster@donuts.email serial=1778850402 | ||||||
Previously MX for
firstclassbuilders.info |
Same first word
firstclassbuilders.us |
firstclassbuilders.info |
DNS History
8 records (4 active, 4 former)
○NSns1851.bwfdns.net2019-04-03 → 2019-04-03 · 3 obs
○ 2026-03-21 07:17:38
○ 2026-05-15 13:21:24
○NSns1852.bwfdns.net2019-04-03 → 2019-04-03 · 3 obs
○ 2026-03-21 07:17:38
○ 2026-05-15 13:21:24
●NSns4082.bwfdns.net2026-03-21 → 2026-05-15 · 3 obs
● 2026-03-21 07:17:38
● 2026-05-15 13:21:24
●NSns4083.bwfdns.net2026-03-21 → 2026-05-15 · 3 obs
● 2026-03-21 07:17:38
● 2026-05-15 13:21:24
●MXfirstclassbuilders-info.mail.protection.outlook.com2019-04-03 → 2026-05-15 · 2 obs
● 2026-05-15 13:21:24
○MXfirstclassbuilders.info2019-04-03 → 2019-04-03 · 3 obs
○ 2026-03-21 07:17:38
○ 2026-05-15 13:21:24
●A185.211.23.512026-03-21 → 2026-05-15 · 3 obs
● 2026-03-21 07:17:38
● 2026-05-15 13:21:24
○A80.84.63.2442019-04-03 → 2019-04-03 · 3 obs
○ 2026-03-21 07:17:38
○ 2026-05-15 13:21:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info | - |
| firstclassbuilders.info | ns4083.bwfdns.net, ns4082.bwfdns.net | - |
✅ Authoritative Response
Server:185.211.23.51
NS records: ns4083.bwfdns.net, ns4082.bwfdns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for firstclassbuilders.info (unsigned zone)
⏱️ Timing
Total: 622ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.211.23.51 |
| NS | 2 | ns4083.bwfdns.net, ns4082.bwfdns.net |
| MX | 1 | firstclassbuilders-info.mail.protection. |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns4083.bwfdns.net servernotices.bigwetfi |
Analysis
IP Addresses
firstclassbuilders.info points to an IP address: 185.211.23.51.
other host names include learningcityds.com, ultraspreader.com, server.alleykatdesign.com, stcolumbsalumni.com and faller.com; they share IP numbers with firstclassbuilders.info.
Name Servers
Two name servers ns4082.bwfdns.net and ns4083.bwfdns.net handle the delegation for firstclassbuilders.info.
firstclassbuilders.info shares the same name server setup as other domains, for instance jmphysicaltherapy.com, foyleside.co.uk, c-tric.com, alleykatdesign.com and niapn.org.
firstclassbuilders.info at least partially shares name servers with other domains, for instance gdcirl.com, urbantonic.co.uk, pvcwindowwarehouse.com, olt.ie and learningcityds.com.
These name servers are commonly used with ns1845.bwfdns.net and ns1846.bwfdns.net.
Host names with a single IP address: ns4083.bwfdns.net points to 185.211.23.51.
Mail Servers
firstclassbuilders.info is handled by a single mail server, firstclassbuilders-info.mail.protection.outlook.com.
Hostname firstclassbuilders-info.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:ca04::, 2a01:111:f403:ca04::7, 2a01:111:f403:ca04::8, 2a01:111:f403:ca04::a, 52.101.68.3, 52.101.68.32, 52.101.68.36 and 52.101.73.2.