classmargin.com - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

classmargin.com

DNSSEC⚠️ Not signed
A76.76.21.21🇺🇸 Amazon76.76.21.0/24 EC2 Prefix
NSns51.domaincontrol.com ⭐
A2603:5:2192::1a🇺🇸 GODADDY-DNS2603:5:2190::/44
PTRns51.domaincontrol.com
A97.74.105.26🇺🇸 GODADDY-DNS97.74.104.0/23
PTRns51.domaincontrol.com
NSns52.domaincontrol.com
A2603:5:2292::1a🇺🇸 GODADDY-DNS2603:5:2290::/44
PTRns52.domaincontrol.com
A173.201.73.26🇺🇸 GODADDY-DNS173.201.72.0/23
PTRns52.domaincontrol.com
MXmx1.improvmx.com ⭐
A2a05:d012:412:e201:88aa:e7b9:7a43:12d7🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A2a05:d012:412:e202:f36:2c1f:1a49:d38a🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A2a05:d012:412:e203:373a:f51a:4a85:1d25🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A13.37.195.136🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix
PTRec2-13-37-195-136.eu-west-3.compute.amazonaws.com
A15.236.236.160🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix
PTRec2-15-236-236-160.eu-west-3.compute.amazonaws.com
A35.181.18.45🇫🇷 Amazon35.181.0.0/16 EC2 CDG prefix
PTRec2-35-181-18-45.eu-west-3.compute.amazonaws.com
MXmx2.improvmx.com(20)
A2a05:d012:412:e201:1f6e:f6e4:8fd7:4678🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A2a05:d012:412:e202:e81e:cc44:3b53:8a3d🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A2a05:d012:412:e203:7e33:3d9c:28d7:ee20🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A13.36.107.63🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix
PTRec2-13-36-107-63.eu-west-3.compute.amazonaws.com
A13.36.222.39🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix
PTRec2-13-36-222-39.eu-west-3.compute.amazonaws.com
A15.236.61.92🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix
PTRec2-15-236-61-92.eu-west-3.compute.amazonaws.com
TXTv=spf1 include:spf.improvmx.com ~all
SOAns51.domaincontrol.comdns@jomax.net 2026-09-04 #1

com

Same first word

Similar names

Previous names

Next names

DNS History

5 records (5 active, 0 former)

NSns51.domaincontrol.comns52.domaincontrol.comMXmx1.improvmx.commx2.improvmx.comA76.76.21.21
●NSns51.domaincontrol.com2026-08-30 → 2026-11-07 · 2 obs
● 2026-08-30 19:23:16
● 2026-11-07 09:58:02
●NSns52.domaincontrol.com2026-08-30 → 2026-11-07 · 2 obs
● 2026-08-30 19:23:16
● 2026-11-07 09:58:02
●MXmx1.improvmx.com2026-09-15 → 2026-11-07 · 2 obs
● 2026-09-15 01:03:28
● 2026-11-07 09:58:02
●MXmx2.improvmx.com2026-09-15 → 2026-11-07 · 2 obs
● 2026-09-15 01:03:28
● 2026-11-07 09:58:02
●A76.76.21.212026-08-30 → 2026-11-07 · 2 obs
● 2026-08-30 19:23:16
● 2026-11-07 09:58:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
classmargin.comns51.domaincontrol.com, ns52.domaincontrol.com4 records

✅ Authoritative Response

Server:97.74.105.26

NS records: ns51.domaincontrol.com, ns52.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classmargin.com (unsigned zone)

⏱️ Timing

Total: 223ms | Queries: -

📄 Records

TypeCountSample Data
A176.76.21.21
NS2ns52.domaincontrol.com, ns51.domaincontrol.com
MX2mx1.improvmx.com (pri: 10), mx2.improvmx.com (pri: 20)
TXT1v=spf1 include:spf.improvmx.com ~all
SOA1ns51.domaincontrol.com dns.jomax.net

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns51.domaincontrol.com, ns51.domaincontrol.com, ns52.domaincontrol.com...)

Analysis

IP Addresses

classmargin.com has exactly one IP address — 76.76.21.21.

586buy.com, caravanserai-marrakech.com, exoticafarms.in plus two other host names have IP numbers in common with classmargin.com.

Name Servers

classmargin.com is served by two delegated name servers, ns51.domaincontrol.com and ns52.domaincontrol.com.

The name server configuration of classmargin.com is shared with other domains, for instance phoenixlawyerfamilylaw.com, kierwright.org, baldyfoodies.store and two others.

Each of the two host names carries two IP addresses: ns51.domaincontrol.com points to 97.74.105.26 and 2603:5:2192::1a, and ns52.domaincontrol.com points to 173.201.73.26 and 2603:5:2292::1a.

Mail Servers

classmargin.com uses two mail servers, mx1.improvmx.com and mx2.improvmx.com.

The mail server setup of classmargin.com matches that of other domains such as kaleem.is-a.dev, trymonjiz.com, myehr.app and two others.

At least some of classmargin.com's mail servers are shared with other domains, among them getbuzymize.in, soydvx.com, prismfirejewelry.com and neighbourhoodcafe.co.uk.

Hosts with 6 IP addresses each:

mx1.improvmx.com carries IP addresses 13.37.195.136, 15.236.236.160 and 35.181.18.45, with 3 other addresses beyond those.

mx2.improvmx.com carries IP addresses 13.36.107.63, 13.36.222.39 and 15.236.61.92, with 3 other addresses beyond those.