gcsf.mx - robtex.com
gcsf.mx
| 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 | ||||||
mx
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | m.mx-ns.mx ⭐ | ||||||
| NS | c.mx-ns.mx | ||||||
| NS | e.mx-ns.mx | ||||||
| NS | i.mx-ns.mx | ||||||
| NS | o.mx-ns.mx | ||||||
| NS | x.mx-ns.mx | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | m.mx-ns.mxhostmaster@nic.mx serial=1780792672 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| mx | c.mx-ns.mx, e.mx-ns.mx, i.mx-ns.mx, m.mx-ns.mx... | - |
| gcsf.mx | ns1.amgen.com, ns2.amgen.com, ns3.amgen.com | - |
✅ Authoritative Response
Server:138.133.52.91
NS records: ns1.amgen.com, ns2.amgen.com, ns3.amgen.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gcsf.mx (unsigned zone)
⏱️ Timing
Total: 2770ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
The authoritative name servers for gcsf.mx are ns1.amgen.com, ns2.amgen.com and ns3.amgen.com — three in total.
At least some of gcsf.mx's name servers are shared with other domains, for example emirodatamab.be, infoaboutenbrel.net, sufficientwhitebloodcells.us and two more.
These name servers tend to be used in conjunction with 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.