stepmath.net - dns.ninja
stepmath.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.200.23.78🇻🇳 VNPT-AS-VN103.200.23.0/24 VNPT-NET | ||||||
| PTR | host78.vietnix.vn | ||||||
| NS | ns1.vietnix.net ⭐ | ||||||
| A | 103.200.22.22🇻🇳 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 | ||||||
| NS | ns2.vietnix.net | ||||||
| A | 103.200.20.20🇻🇳 VNPT-AS-VN103.200.20.0/24 VNPT-NET | ||||||
| NS | nsbak.vietnix.net ⚠️ Not in parent delegation | ||||||
| A | 103.90.226.137🇻🇳 VNPT-AS-VN103.90.226.0/24 VNXCLOUD-VN | ||||||
| SOA | ns1.vietnix.nethostmaster@stepmath.net 2023-09-18 #1 | ||||||
net
| 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=1784882802 | ||||||
Same first word
Similar names
mattshep.ca |
ethstamp.com |
mathstep.com |
pmatthes.de |
tpsemath.org |
themapts.com |
hempstat.com |
psteamth.s3.amazonaws.com |
DNS History
8 records (4 active, 4 former)
○NSns1.ivyro.net2007-10-02 → 2007-10-02 · 3 obs
○ 2015-10-28 00:11:00
○ 2026-07-24 08:53:28
●NSns1.vietnix.net2026-02-15 → 2026-07-24 · 3 obs
● 2026-02-15 06:40:42
● 2026-07-24 08:53:28
○NSns2.ivyro.net2007-10-02 → 2007-10-02 · 3 obs
○ 2015-10-28 00:11:00
○ 2026-07-24 08:53:28
●NSns2.vietnix.net2026-02-15 → 2026-07-24 · 3 obs
● 2026-02-15 06:40:42
● 2026-07-24 08:53:28
●NSnsbak.vietnix.net2026-02-15 → 2026-07-24 · 3 obs
● 2026-02-15 06:40:42
● 2026-07-24 08:53:28
○MXmail.stepmath.net2007-10-02 → 2007-10-02 · 3 obs
○ 2015-10-28 00:11:00
○ 2026-07-24 08:53:28
●A103.200.23.782026-02-15 → 2026-07-24 · 3 obs
● 2026-02-15 06:40:42
● 2026-07-24 08:53:28
○A211.49.162.92007-10-02 → 2007-10-02 · 3 obs
○ 2015-10-28 00:11:00
○ 2026-07-24 08:53:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| stepmath.net | ns1.vietnix.net, ns2.vietnix.net | 2 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
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.200.23.78 |
| NS | 3 | ns2.vietnix.net, ns1.vietnix.net... |
| SOA | 1 | ns1.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.