server4u.com - dns.ninja
server4u.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.94.79.52🇸🇪 SE-TEKNIKPARK81.94.64.0/19 | ||||||
| A | 208.91.197.27🇻🇬 CONFLUENCE-NETWORK-INC208.91.197.0/24 Confluence Networks Route Object | ||||||
| NS | ns75.worldnic.com ⭐ | ||||||
| A | 162.159.26.27Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns76.worldnic.com | ||||||
| A | 162.159.27.78Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | NS75.WORLDNIC.comnamehost@WORLDNIC.com serial=119093004 | ||||||
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=1783451141 | ||||||
PTR for
Subdomains
Same first word
server4u.hu |
server4u.de |
server4u.ru |
server4u.at |
server4u.nl |
server4u.gr |
server4u.se |
server4u.fr |
server4u.cz |
server4u.pl |
server4u.dk |
server4u.com |
server4u.eu |
server4u.co.il |
server4u.sk |
Similar names
DNS History
7 records (4 active, 3 former)
○NSns1.helsingenet.com2015-08-05 → 2018-10-07 · 4 obs
● 2018-10-07 06:12:48
○ 2026-02-16 12:10:22
○ 2026-07-07 19:31:32
○NSns1.teknikpark.se2015-08-05 → 2018-10-07 · 4 obs
● 2018-10-07 06:12:48
○ 2026-02-16 12:10:22
○ 2026-07-07 19:31:32
●NSns75.worldnic.com2026-02-16 → 2026-07-07 · 3 obs
● 2026-02-16 12:10:22
● 2026-07-07 19:31:32
●NSns76.worldnic.com2026-02-16 → 2026-07-07 · 3 obs
● 2026-02-16 12:10:22
● 2026-07-07 19:31:32
○MXmail.server4u.com2015-08-05 → 2026-02-16 · 4 obs
● 2026-02-16 12:10:22
○ 2026-02-18 11:42:28
○ 2026-07-07 19:31:32
●A208.91.197.272026-02-16 → 2026-07-07 · 6 obs
● 2026-02-16 12:10:22
● 2026-05-20 07:15:56
○ 2026-06-26 14:36:04
● 2026-07-02 22:25:16
● 2026-07-07 19:31:32
●A81.94.79.522015-08-05 → 2026-07-07 · 5 obs
● 2026-05-20 07:15:56
○ 2026-06-26 14:36:04
● 2026-07-02 22:25:16
● 2026-07-07 19:31:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| server4u.com | ns75.worldnic.com, ns76.worldnic.com | 2 records |
✅ Authoritative Response
Server:162.159.26.27
NS records: ns75.worldnic.com, ns76.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for server4u.com (unsigned zone)
⏱️ Timing
Total: 203ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 81.94.79.52, 208.91.197.27 |
| NS | 2 | ns76.worldnic.com, ns75.worldnic.com |
| SOA | 1 | NS75.WORLDNIC.com namehost.WORLDNIC.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns75.worldnic.com, ns76.worldnic.com)
Analysis
Hierarchy
mail.server4u.com, www.server4u.com, mail2.server4u.com, smtp.server4u.com and mail1.server4u.com are all subdomains of server4u.com.
IP Addresses
server4u.com has two IP addresses: 81.94.79.52 and 208.91.197.27
Among the host names that share IP numbers with server4u.com are sebastiansoros.org, sustainablesystems.world, asaskw.com and two others.
Name Servers
server4u.com is delegated to two name servers: ns75.worldnic.com and ns76.worldnic.com.
server4u.com has the same name server delegation as a number of other domains, such as ynotbike.com, armadatoolworks.com, slowestpizzadelivery.com and two more.
Both ns75.worldnic.com and ns76.worldnic.com have a single IP address each — ns75.worldnic.com resolves to 162.159.26.27 while ns76.worldnic.com resolves to 162.159.27.78.