a2-architecture.com - robtex.com
a2-architecture.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=1774378472 | ||||||
Subdomains
mail.a2-architecture.com |
Same first word
a2-architecture.com |
DNS History
7 records (5 active, 2 former)
●NSns1.world4you.at2015-06-30 → 2026-03-24 · 2 obs
● 2026-03-24 19:20:40
●NSns2.world4you.at2015-06-30 → 2026-03-24 · 2 obs
● 2026-03-24 19:20:40
●MXa2architecture-com0e.mail.protection.outlook.com2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 19:20:40
●MXmail.a2-architecture.com2015-06-30 → 2026-03-24 · 2 obs
● 2026-03-24 19:20:40
○MXmail1.a2-architecture.com2015-06-30 → 2017-02-06 · 3 obs
● 2017-02-06 06:44:08
○ 2026-03-24 19:20:40
●A23.236.62.1472026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 19:20:40
○A81.19.145.282015-06-30 → 2017-02-06 · 3 obs
● 2017-02-06 06:44:08
○ 2026-03-24 19:20:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net, i.gtld-servers.net... | - |
| a2-architecture.com | ns1.world4you.at, ns2.world4you.at | - |
✅ Authoritative Response
Server:217.160.82.253
NS records: ns1.world4you.at, ns2.world4you.at
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a2-architecture.com (unsigned zone)
⏱️ Timing
Total: 2127ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 23.236.62.147 |
| NS | 2 | ns2.world4you.at, ns1.world4you.at |
| MX | 2 | mail.a2-architecture.com (pri: 10), a2architecture-com0e.mail.protection.out |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns1.world4you.at hostmaster.world4you.co |
Analysis
Hierarchy
mail.a2-architecture.com is a child of a2-architecture.com.
IP Addresses
a2-architecture.com resolves to one IP number: 23.236.62.147.
Other host names, for instance impower.energy, lns.com.sg, smtp.my-ubox.com, schlather.de and permapine.co.nz share IP numbers with a2-architecture.com.
Name Servers
a2-architecture.com's delegation uses two name servers: ns1.world4you.at and ns2.world4you.at.
a2-architecture.com uses the same name server setup as other domains, such as maler-stmk.at, artemons.at, stefek.eu, szolnoki.eu and edition-weinviertel.at.
Host names with two IPs:
ns1.world4you.at points to 2607:f1c0:fe:53:185:132:32:253 and 185.132.32.253
ns2.world4you.at points to 2001:8d8:fe:53:217:160:82:253 and 217.160.82.253
Mail Servers
a2-architecture.com is served by two mail servers mail.a2-architecture.com and a2architecture-com0e.mail.protection.outlook.com.
a2architecture-com0e.mail.protection.outlook.com has eight IP numbers: 2a01:111:f403:ca04::, 2a01:111:f403:ca04::4, 2a01:111:f403:ca09::8, 2a01:111:f403:ca09::c, 52.101.68.0, 52.101.68.12, 52.101.68.32 and 52.101.68.36.
mail.a2-architecture.com has one IP number: 213.199.154.42.