firstly.com.mx - robtex.com
firstly.com.mx
| DNSSEC | ⚠️ Not signed | ||||||
| A | 155.138.128.17🇨🇦 AS-VULTR155.138.128.0/19 Vultr Assigned Prefix | ||||||
| PTR | fdks.flash.com.mx | ||||||
| NS | ns1.fdk.net ⭐ ⚠️ Not in parent delegation | ||||||
| NS | ns1.dnsfdk.net ⚠️ Not in zone NS records | ||||||
| A | 155.138.128.17🇨🇦 AS-VULTR155.138.128.0/19 Vultr Assigned Prefix | ||||||
| PTR | fdks.flash.com.mx | ||||||
| NS | ns2.dnsfdk.net ⚠️ Not in zone NS records | ||||||
| A | 155.138.128.17🇨🇦 AS-VULTR155.138.128.0/19 Vultr Assigned Prefix | ||||||
| PTR | fdks.flash.com.mx | ||||||
| NS | ns2.fdk.net ⚠️ Not in parent delegation | ||||||
| MX | firstly.com.mx ⭐ | ||||||
| A | 155.138.128.17🇨🇦 AS-VULTR155.138.128.0/19 Vultr Assigned Prefix | ||||||
| PTR | fdks.flash.com.mx | ||||||
| TXT | v=spf1 ip4:155.138.128.17 ip4:155.138.145.125 +a +mx ~all | ||||||
| SOA | ns1.fdk.netalertas@espaciosmail.com 2026-05-01 #5 | ||||||
com.mx
| DNSSEC | ⚠️ Not signed | ||||||
| NS | m.mx-ns.mx ⭐ ⚠️ Not in parent delegation | ||||||
| NS | c.mx-ns.mx ⚠️ Not in parent delegation | ||||||
| NS | e.mx-ns.mx ⚠️ Not in parent delegation | ||||||
| NS | i.mx-ns.mx ⚠️ Not in parent delegation | ||||||
| NS | o.mx-ns.mx ⚠️ Not in parent delegation | ||||||
| NS | x.mx-ns.mx ⚠️ Not in parent delegation | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | m.mx-ns.mxhostmaster@nic.mx serial=1785011797 | ||||||
MX for
firstly.com.mx |
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.dnsfdk.net2026-06-10 → 2026-07-25 · 2 obs
● 2026-07-25 21:21:04
●NSns2.dnsfdk.net2026-06-10 → 2026-07-25 · 2 obs
● 2026-07-25 21:21:04
●MXfirstly.com.mx2026-06-10 → 2026-07-25 · 2 obs
● 2026-07-25 21:21:04
●A155.138.128.172026-06-10 → 2026-07-25 · 2 obs
● 2026-07-25 21:21:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| mx | c.mx-ns.mx, i.mx-ns.mx, e.mx-ns.mx, m.mx-ns.mx... | - |
| firstly.com.mx | ns1.dnsfdk.net, ns2.dnsfdk.net | - |
✅ Authoritative Response
Server:155.138.128.17
NS records: ns1.dnsfdk.net, ns2.dnsfdk.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for firstly.com.mx (unsigned zone)
⏱️ Timing
Total: 374ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 155.138.128.17 |
| NS | 2 | ns2.fdk.net, ns1.fdk.net |
| MX | 1 | firstly.com.mx (pri: 0) |
| TXT | 1 | v=spf1 ip4:155.138.128.17 ip4:155.138.14 |
| SOA | 1 | ns1.fdk.net alertas.espaciosmail.com |
Analysis
Mail Server Role
firstly.com.mx acts as its own mail server.
IP Addresses
firstly.com.mx points to a single IP number: 155.138.128.17.
Additional host names — ns1.dnsfdk.net, ns2.dnsfdk.net, fdk.flash.com.mx and two others — share IP numbers with firstly.com.mx.
Name Servers
firstly.com.mx has four authoritative name servers: ns1.dnsfdk.net, ns2.dnsfdk.net, ns1.fdk.net and ns2.fdk.net.
The DNS delegation for firstly.com.mx at least partly coincides with that of other domains, nextrategy.com.mx being one example.
ns1.dnsfdk.net and ns2.dnsfdk.net share one IP address between them — 155.138.128.17.
These two host names — ns1.dnsfdk.net and ns2.dnsfdk.net — each point to 155.138.128.17 IP addresses.
Mail Servers
firstly.com.mx has a single mail server: firstly.com.mx itself.
There is one IP number for firstly.com.mx: 155.138.128.17.