simfa.net - dns.ninja
simfa.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.252.156.16🇺🇸 ICDSoft192.252.144.0/20 SURESUPPORT LLC Waltham, MA, USA | ||||||
| PTR | s442.sureserver.com | ||||||
| NS | ns1.s442.sureserver.com ⭐ | ||||||
| A | 192.252.156.16🇺🇸 ICDSoft192.252.144.0/20 SURESUPPORT LLC Waltham, MA, USA | ||||||
| PTR | s442.sureserver.com | ||||||
| NS | ns2.s442.sureserver.com | ||||||
| A | 192.252.157.16🇺🇸 ICDSoft192.252.144.0/20 SURESUPPORT LLC Waltham, MA, USA | ||||||
| PTR | ns2.s442.sureserver.com | ||||||
| MX | mail.simfa.net ⭐ | ||||||
| A | 192.252.156.16🇺🇸 ICDSoft192.252.144.0/20 SURESUPPORT LLC Waltham, MA, USA | ||||||
| PTR | s442.sureserver.com | ||||||
| TXT | v=spf1 a mx include:s442.smtp-spf.sureserver.com ~all | ||||||
| SOA | ns1.s442.sureserver.comhostmaster@simfa.net serial=1781378479 | ||||||
net
| 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=1781377393 | ||||||
Subdomains
hostmaster.simfa.net |
mail.simfa.net |
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSns1.s442.sureserver.com2015-07-07 → 2026-06-13 · 2 obs
● 2026-06-13 19:25:42
●NSns2.s442.sureserver.com2015-07-07 → 2026-06-13 · 2 obs
● 2026-06-13 19:25:42
●MXmail.simfa.net2015-07-07 → 2026-06-13 · 2 obs
● 2026-06-13 19:25:42
●A192.252.156.162017-02-09 → 2026-06-13 · 3 obs
● 2017-02-09 13:53:22
● 2026-06-13 19:25:42
○A64.14.72.352015-07-07 → 2016-06-20 · 4 obs
● 2016-06-20 23:28:32
○ 2017-02-09 13:53:22
○ 2026-06-13 19:25:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| simfa.net | ns1.s442.sureserver.com, ns2.s442.sureserver.com | - |
✅ Authoritative Response
Server:192.252.156.16
NS records: ns1.s442.sureserver.com, ns2.s442.sureserver.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for simfa.net (unsigned zone)
⏱️ Timing
Total: 888ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.252.156.16 |
| NS | 2 | ns1.s442.sureserver.com, ns2.s442.sureserver.com |
| MX | 1 | mail.simfa.net (pri: 0) |
| TXT | 1 | v=spf1 a mx include:s442.smtp-spf.surese |
| SOA | 1 | ns1.s442.sureserver.com hostmaster.simfa |
Analysis
Hierarchy
simfa.net serves as the parent of hostmaster.simfa.net and mail.simfa.net.
IP Addresses
simfa.net has exactly one IP address — 192.252.156.16.
mail.spexexpress.com, catapd.org, www.shihtzukisses.com plus two other host names have IP numbers in common with simfa.net.
Name Servers
DNS delegation for simfa.net points to two name servers: ns1.s442.sureserver.com and ns2.s442.sureserver.com.
The name server configuration of simfa.net is shared with other domains, for instance cyberscapedesign.com, juanluiz.com, coloradoriverscience.org and two others.
Each of ns1.s442.sureserver.com and ns2.s442.sureserver.com has one IP address: ns1.s442.sureserver.com uses 192.252.156.16 and ns2.s442.sureserver.com uses 192.252.157.16.
Mail Servers
simfa.net uses one mail server — mail.simfa.net.
mail.simfa.net has exactly one IP number: 192.252.156.16.