optimizehr.com - robtex.com
optimizehr.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 207.148.248.143🇺🇸 EIG-29873207.148.248.0/24 | ||||||
| PTR | ip-207-148-248-143.defastlink.net | ||||||
| NS | ns.buydomains.com ⚠️ Not in zone NS records | ||||||
| A | 52.20.26.87🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-26-87.compute-1.amazonaws.com | ||||||
| NS | this-domain-for-sale.com ⚠️ Not in zone NS records | ||||||
| A | 52.20.26.87🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-26-87.compute-1.amazonaws.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=1771291435 | ||||||
Subdomains
mx.optimizehr.com |
Same first word
optimizehr.net |
optimizehr.com |
DNS History
13 records (3 active, 10 former)
●NSns.buydomains.com2026-02-19 → 2026-03-15 · 3 obs
● 2026-02-19 09:13:20
● 2026-03-15 00:02:46
○NSns1.apollohosting.com2015-08-05 → 2017-12-12 · 5 obs
● 2015-08-05 16:10:46
● 2017-12-12 03:44:46
○ 2026-02-19 09:13:20
○ 2026-03-15 00:02:46
○NSns2.apollohosting.com2015-08-05 → 2017-12-12 · 5 obs
● 2015-08-05 16:10:46
● 2017-12-12 03:44:46
○ 2026-02-19 09:13:20
○ 2026-03-15 00:02:46
○NSns5.secure-webhosting.com2007-08-16 → 2007-08-16 · 3 obs
○ 2015-08-05 16:10:46
○ 2026-03-15 00:02:46
○NSns6.secure-webhosting.com2007-08-16 → 2007-08-16 · 3 obs
○ 2015-08-05 16:10:46
○ 2026-03-15 00:02:46
●NSthis-domain-for-sale.com2026-02-19 → 2026-03-15 · 3 obs
● 2026-02-19 09:13:20
● 2026-03-15 00:02:46
○MXmail.optimizehr.com2007-08-16 → 2007-08-16 · 3 obs
○ 2015-08-05 16:10:46
○ 2026-03-15 00:02:46
○MXmx.optimizehr.com2015-08-05 → 2017-12-12 · 5 obs
● 2015-08-05 16:10:46
● 2017-12-12 03:44:46
○ 2026-02-19 09:13:20
○ 2026-03-15 00:02:46
○A202.75.63.1402007-08-16 → 2007-08-16 · 3 obs
○ 2015-08-05 16:10:46
○ 2026-03-15 00:02:46
●A207.148.248.1432026-02-19 → 2026-03-15 · 3 obs
● 2026-02-19 09:13:20
● 2026-03-15 00:02:46
○A66.96.146.1022015-08-05 → 2015-12-21 · 5 obs
● 2015-08-05 16:10:46
● 2015-12-21 06:57:44
○ 2016-04-04 07:48:44
○ 2026-03-15 00:02:46
○A66.96.149.162016-04-04 → 2016-04-04 · 4 obs
● 2016-04-04 07:48:44
○ 2016-12-30 04:32:44
○ 2026-03-15 00:02:46
○A66.96.149.192016-12-30 → 2017-12-12 · 5 obs
● 2016-12-30 04:32:44
● 2017-12-12 03:44:46
○ 2026-02-19 09:13:20
○ 2026-03-15 00:02:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| optimizehr.com | ns.buydomains.com, this-domain-for-sale.com | 2 records |
✅ Authoritative Response
Server: 52.20.26.87
NS records: ns.buydomains.com, this-domain-for-sale.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optimizehr.com (unsigned zone)
⏱️ Timing
Total: 188ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 207.148.248.143 |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.buydomains.com, this-domain-for-sale.com)
Analysis
Hierarchy
optimizehr.com is the parent of mx.optimizehr.com.
IP Addresses
optimizehr.com resolves to a single IP address: 207.148.248.143.
Other host names including advantior.com, littlenurseries.com, namakio.com, homerevived.com and wmfonline.com share IP numbers with optimizehr.com.
Name Servers
optimizehr.com's delegation uses two name servers, this-domain-for-sale.com and ns.buydomains.com.
optimizehr.com shares the same name server setup as other domains, for example itgm.net, outdoorhobbyist.com, curiousdads.com, iani.org and hazardwarning.com.
optimizehr.com at least partially shares name servers with other domains; for instance familyneighborhoods.net.
Host names with a single IP:
- this-domain-for-sale.com points to 52.20.26.87
- ns.buydomains.com points to 52.20.26.87
Host names that point to 52.20.26.87: this-domain-for-sale.com and ns.buydomains.com