building18.net - robtex.com
building18.net
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=1785645752 | ||||||
Same first word
building18.com |
building18.org |
building18.net |
DNS History
7 records (7 active, 0 former)
●NSpdns1.ultradns.net2026-05-15 → 2026-08-02 · 2 obs
● 2026-08-02 04:55:12
●NSpdns2.ultradns.net2026-05-15 → 2026-08-02 · 2 obs
● 2026-08-02 04:55:12
●NSpdns3.ultradns.org2026-05-15 → 2026-08-02 · 2 obs
● 2026-08-02 04:55:12
●NSpdns4.ultradns.org2026-05-15 → 2026-08-02 · 2 obs
● 2026-08-02 04:55:12
●NSpdns5.ultradns.info2026-05-15 → 2026-08-02 · 2 obs
● 2026-08-02 04:55:12
●NSpdns6.ultradns.co.uk2026-05-15 → 2026-08-02 · 2 obs
● 2026-08-02 04:55:12
●A204.74.99.1002026-05-15 → 2026-08-02 · 2 obs
● 2026-08-02 04:55:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| building18.net | pdns3.ultradns.org, pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net... | 4 records |
✅ Authoritative Response
Server:204.74.114.1
NS records: pdns3.ultradns.org, pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net, pdns5.ultradns.info, pdns6.ultradns.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for building18.net (unsigned zone)
⏱️ Timing
Total: 486ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 204.74.99.100 |
| NS | 6 | pdns1.ultradns.net, pdns2.ultradns.net... |
| SOA | 1 | pdns1.ultradns.net cmcmichael.urbn.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (pdns1.ultradns.net, pdns1.ultradns.net, pdns2.ultradns.net...)
Analysis
IP Addresses
building18.net has exactly one IP address — 204.74.99.100.
mhest.com, quickspinstudio.com, accurohealth.com plus two other host names have IP numbers in common with building18.net.
Name Servers
building18.net is delegated to 6 name servers: pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net and 3 other.
At least some of building18.net's name servers are shared with other domains, for example springermedizin.org, 192-207.203.90.65.in-addr.arpa, ormondbeachcondorental.com and two more.
These name servers tend to co-occur with pdns3.ultradns.org, pdns4.ultradns.org, pdns6.ultradns.co.uk and 7 other name servers in the same DNS delegations.
Host names pointing to two IP addresses:
pdns5.ultradns.info points to 204.74.114.1 and 2610:a1:1016::1.
pdns1.ultradns.net points to 204.74.108.1 and 2001:502:f3ff::1.
pdns2.ultradns.net points to 204.74.109.1 and 2610:a1:1014::1.
pdns3.ultradns.org points to 199.7.68.1 and 2610:a1:1015::1.
pdns4.ultradns.org points to 199.7.69.1 and 2001:502:4612::1.
pdns6.ultradns.co.uk points to 204.74.115.1 and 2610:a1:1017::1.