stepmath.net - dns.ninja

stepmath.net

DNSSEC⚠️ Not signed
A103.200.23.78🇻🇳 VNPT-AS-VN103.200.23.0/24 VNPT-NET
PTRhost78.vietnix.vn
NSns1.vietnix.net
A103.200.22.22🇻🇳 VNPT-AS-VN103.200.22.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi
NSns2.vietnix.net
A103.200.20.20🇻🇳 VNPT-AS-VN103.200.20.0/24 VNPT-NET
NSnsbak.vietnix.net ⚠️ Not in parent delegation
A103.90.226.137🇻🇳 VNPT-AS-VN103.90.226.0/24 VNXCLOUD-VN
SOAns1.vietnix.nethostmaster@stepmath.net 2023-09-18 #1

net

Same first word

Similar names

DNS History

8 records (4 active, 4 former)

2008201020122014201620182020202220242026NSns1.vietnix.netns2.vietnix.netnsbak.vietnix.netns1.ivyro.netns2.ivyro.netMXmail.stepmath.netA103.200.23.78211.49.162.9
NSns1.ivyro.net2007-10-02 → 2007-10-02 · 3 obs
● 2007-10-02 15:58:42
○ 2015-10-28 00:11:00
○ 2026-07-24 08:53:28
NSns1.vietnix.net2026-02-15 → 2026-07-24 · 3 obs
○ 2015-10-28 00:11:00
● 2026-02-15 06:40:42
● 2026-07-24 08:53:28
NSns2.ivyro.net2007-10-02 → 2007-10-02 · 3 obs
● 2007-10-02 15:58:42
○ 2015-10-28 00:11:00
○ 2026-07-24 08:53:28
NSns2.vietnix.net2026-02-15 → 2026-07-24 · 3 obs
○ 2015-10-28 00:11:00
● 2026-02-15 06:40:42
● 2026-07-24 08:53:28
NSnsbak.vietnix.net2026-02-15 → 2026-07-24 · 3 obs
○ 2015-10-28 00:11:00
● 2026-02-15 06:40:42
● 2026-07-24 08:53:28
MXmail.stepmath.net2007-10-02 → 2007-10-02 · 3 obs
● 2007-10-02 15:58:42
○ 2015-10-28 00:11:00
○ 2026-07-24 08:53:28
A103.200.23.782026-02-15 → 2026-07-24 · 3 obs
○ 2015-10-28 00:11:00
● 2026-02-15 06:40:42
● 2026-07-24 08:53:28
A211.49.162.92007-10-02 → 2007-10-02 · 3 obs
● 2007-10-02 15:58:42
○ 2015-10-28 00:11:00
○ 2026-07-24 08:53:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
stepmath.netns1.vietnix.net, ns2.vietnix.net2 records

✅ Authoritative Response

Server:103.200.22.22

NS records: ns1.vietnix.net, ns2.vietnix.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stepmath.net (unsigned zone)

⏱️ Timing

Total: 591ms | Queries: -

📄 Records

TypeCountSample Data
A1103.200.23.78
NS3ns2.vietnix.net, ns1.vietnix.net...
SOA1ns1.vietnix.net hostmaster.stepmath.net

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.vietnix.net, ns2.vietnix.net)

Analysis

IP Addresses

stepmath.net has exactly one IP address — 103.200.23.78.

tropitofruits.com, vimi.com.vn, mail.trathuyanh.com plus two other host names have IP numbers in common with stepmath.net.

Name Servers

stepmath.net carries NS records delegating to ns1.vietnix.net, ns2.vietnix.net and nsbak.vietnix.net.

There is at least partial name server overlap between stepmath.net and other domains — solis.health.vn, hungphatpipe.com, banviaviet.net and two more among them.

ns1.vietnix.net points to 103.200.22.22; ns2.vietnix.net points to 103.200.20.20; nsbak.vietnix.net points to 103.90.226.137 — each hostname maps to exactly one IP address.