simhd.com - dns.ninja
simhd.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 20.237.101.6🇺🇸 Microsoft20.192.0.0/10 | ||||||
| NS | dns1.stabletransit.com ⭐ | ||||||
| NS | dns2.stabletransit.com | ||||||
| MX | mail.simhd.com ⭐ | ||||||
| A | 23.253.125.53🇺🇸 RACKSPACE-DFW23.253.64.0/18 Rackspace, 5000 Walzem Road, San Antonio, TX 78218 | ||||||
| PTR | mail3.genomi-k.com | ||||||
| TXT | v=spf1 mx a ip4:23.253.125.53/32 ~all | ||||||
| SOA | dns1.stabletransit.comhectordgm@icloud.com serial=1781722410 | ||||||
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=1784976802 | ||||||
Subdomains
mail.simhd.com |
Same first word
simhd.com |
Similar names
DNS History
11 records (4 active, 7 former)
●NSdns1.stabletransit.com2026-04-22 → 2026-07-25 · 3 obs
● 2026-04-22 16:11:14
● 2026-07-25 10:58:40
●NSdns2.stabletransit.com2026-04-22 → 2026-07-25 · 3 obs
● 2026-04-22 16:11:14
● 2026-07-25 10:58:40
○NSns1.softlayer.com2017-03-27 → 2017-03-27 · 4 obs
● 2017-03-27 20:20:28
○ 2026-04-22 16:11:14
○ 2026-07-25 10:58:40
○NSns1.zonedns.vn2015-05-22 → 2016-03-27 · 4 obs
● 2016-03-27 11:18:58
○ 2016-07-25 20:15:04
○ 2026-07-25 10:58:40
○NSns2.softlayer.com2017-03-27 → 2017-03-27 · 4 obs
● 2017-03-27 20:20:28
○ 2026-04-22 16:11:14
○ 2026-07-25 10:58:40
○NSns2.zonedns.vn2015-05-22 → 2016-03-27 · 4 obs
● 2016-03-27 11:18:58
○ 2016-07-25 20:15:04
○ 2026-07-25 10:58:40
○NSns3.zonedns.vn2015-05-22 → 2016-03-27 · 4 obs
● 2016-03-27 11:18:58
○ 2016-07-25 20:15:04
○ 2026-07-25 10:58:40
○NSns4.zonedns.vn2015-05-22 → 2016-03-27 · 4 obs
● 2016-03-27 11:18:58
○ 2016-07-25 20:15:04
○ 2026-07-25 10:58:40
●MXmail.simhd.com2017-03-27 → 2026-07-25 · 2 obs
● 2026-07-25 10:58:40
○A169.53.40.2282017-03-27 → 2017-03-27 · 3 obs
○ 2026-04-22 16:11:14
○ 2026-07-25 10:58:40
●A20.237.101.62026-04-22 → 2026-07-25 · 3 obs
● 2026-04-22 16:11:14
● 2026-07-25 10:58:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| simhd.com | dns1.stabletransit.com, dns2.stabletransit.com | 2 records |
✅ Authoritative Response
Server:65.61.188.4
NS records: dns1.stabletransit.com, dns2.stabletransit.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for simhd.com (unsigned zone)
⏱️ Timing
Total: 219ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 20.237.101.6 |
| NS | 2 | dns1.stabletransit.com, dns2.stabletransit.com |
| MX | 1 | mail.simhd.com (pri: 10) |
| TXT | 1 | v=spf1 mx a ip4:23.253.125.53/32 ~all |
| SOA | 1 | dns1.stabletransit.com hectordgm.icloud. |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (dns1.stabletransit.com, dns2.stabletransit.com)
Analysis
Hierarchy
simhd.com is the parent zone for mail.simhd.com.
IP Addresses
simhd.com resolves to one IP address: 20.237.101.6.
Name Servers
The NS records for simhd.com delegate to dns1.stabletransit.com and dns2.stabletransit.com.
simhd.com uses the same name servers as several other domains — among them xtremecut.com, puppypreschool.com, 2vy.net and two more.
simhd.com partially shares its NS delegation with several other domains, including thistle.capital, frezzormanna.com, ramcricket.co.uk and two others.
It is common to find these name servers alongside the name servers ns.rackspace.com, ns2.rackspace.com, dns.stabletransit.com and two others.
Mail Servers
Mail for simhd.com is handled by a single mail server, mail.simhd.com.
mail.simhd.com resolves to 23.253.125.53 and no other IP number.