sub2u.com - dns.ninja
sub2u.com
com
| 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=1783941452 | ||||||
Subdomains
www.sub2u.com |
Same first word
sub2u.com |
Similar names
DNS History
8 records (8 active, 0 former)
●NSns51.domaincontrol.com2026-03-24 → 2026-07-13 · 2 obs
● 2026-07-13 11:30:10
●NSns52.domaincontrol.com2026-03-24 → 2026-07-13 · 2 obs
● 2026-07-13 11:30:10
●MXalt1.aspmx.l.google.com2026-03-24 → 2026-07-13 · 2 obs
● 2026-07-13 11:30:10
●MXalt2.aspmx.l.google.com2026-03-24 → 2026-07-13 · 2 obs
● 2026-07-13 11:30:10
●MXaspmx.l.google.com2026-03-24 → 2026-07-13 · 2 obs
● 2026-07-13 11:30:10
●MXaspmx2.googlemail.com2026-03-24 → 2026-07-13 · 2 obs
● 2026-07-13 11:30:10
●MXaspmx3.googlemail.com2026-03-24 → 2026-07-13 · 2 obs
● 2026-07-13 11:30:10
●A52.74.30.1382026-03-24 → 2026-07-13 · 2 obs
● 2026-07-13 11:30:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| sub2u.com | ns51.domaincontrol.com, ns52.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.73.26
NS records: ns51.domaincontrol.com, ns52.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sub2u.com (unsigned zone)
⏱️ Timing
Total: 145ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.74.30.138 |
| NS | 2 | ns51.domaincontrol.com, ns52.domaincontrol.com |
| MX | 5 | alt1.aspmx.l.google.com (pri: 5), alt2.aspmx.l.google.com (pri: 5)... |
| TXT | 2 | google-site-verification=G3byfhz7hC9jbQD, v=spf1 include:_spf.google.com ~all |
| SOA | 1 | ns51.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns51.domaincontrol.com, ns51.domaincontrol.com, ns52.domaincontrol.com...)
Analysis
Hierarchy
sub2u.com serves as the parent of www.sub2u.com.
IP Addresses
sub2u.com points to a single IP number: 52.74.30.138.
meetthemasters-educare.com, www.sub2u.com, ec2-52-74-30-138.ap-southeast-1.compute.amazonaws.com and bookntravel.com are among the host names that share IP numbers with sub2u.com.
Name Servers
sub2u.com has two authoritative name servers — ns51.domaincontrol.com and ns52.domaincontrol.com.
sub2u.com shares its name server setup with other domains, including springmenders.com, activitybarn.com, haroldchow.com and two others.
Both ns51.domaincontrol.com and ns52.domaincontrol.com have two IP addresses each. ns51.domaincontrol.com resolves to 97.74.105.26 and 2603:5:2192::1a; ns52.domaincontrol.com resolves to 173.201.73.26 and 2603:5:2292::1a.
Mail Servers
Mail for sub2u.com is handled by five mail servers, namely aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
sub2u.com shares mail servers — at least in part — with other domains, including igdglass.com, movimientopuente.org, ns500754.ns500671.ns500731.ns500731.ns500731.ns500754.ns500688.ns500671.ns500666.ns500666.ns500131.lustychickser.com and two others.
These mail servers are frequently used alongside mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 other.
Host names with two IP numbers:
aspmx2.googlemail.com resolves to 108.177.123.27 and 2800:3f0:4003:c0f::1b.
aspmx3.googlemail.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1a.
aspmx.l.google.com resolves to 192.178.155.27 and 2607:f8b0:4004:c09::1b.
alt1.aspmx.l.google.com resolves to 108.177.123.26 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1b.
The host names aspmx3.googlemail.com and alt2.aspmx.l.google.com both resolve to 172.253.116.27 IP addresses.