hematocrat.com - robtex.com
hematocrat.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.amgen.com ⚠️ Not in zone NS records | ||||||
| A | 138.133.52.91🇺🇸 AS14762138.133.52.0/24 Switch Communications Customer Route | ||||||
| PTR | ns1.amgen.com | ||||||
| NS | ns2.amgen.com ⚠️ Not in zone NS records | ||||||
| A | 138.133.61.100🇺🇸 AS14762138.133.61.0/24 | ||||||
| PTR | ns2.amgen.com | ||||||
| NS | ns3.amgen.com ⚠️ Not in zone NS records | ||||||
| A | 138.133.194.6🇺🇸 AS14762138.133.194.0/24 PNAP-AMS004 Amgen Route | ||||||
| PTR | ns3.amgen.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=1780977341 | ||||||
Same first word
hematocrat.com |
Similar names
DNS History
3 records (3 active, 0 former)
●NSns1.amgen.com2007-11-05 → 2026-06-09 · 4 obs
○ 2015-05-28 08:19:56
● 2026-05-29 17:45:58
● 2026-06-09 04:08:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| hematocrat.com | ns1.amgen.com, ns2.amgen.com, ns3.amgen.com | 3 records |
✅ Authoritative Response
Server:138.133.194.6
NS records: ns1.amgen.com, ns2.amgen.com, ns3.amgen.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for hematocrat.com (unsigned zone)
⏱️ Timing
Total: 3259ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.amgen.com, ns2.amgen.com, ns3.amgen.com)
Analysis
Name Servers
The authoritative name servers for hematocrat.com are ns1.amgen.com, ns2.amgen.com and ns3.amgen.com — three in total.
hematocrat.com shares at least some of its name servers with other domains, including anvumetostat.co.nz, rafinder.biz, amgenbiotechexperience.ca and two others.
These name servers are frequently seen alongside the name servers ns0-can.amgen.com.
The hostnames ns1.amgen.com, ns2.amgen.com and ns3.amgen.com each resolve to a single IP: ns1.amgen.com → 138.133.52.91, ns2.amgen.com → 138.133.61.100, ns3.amgen.com → 138.133.194.6.