sky4u.com - robtex.com
sky4u.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=1774380302 | ||||||
Subdomains
email.sky4u.com |
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
○NSns63.domaincontrol.com2015-07-10 → 2017-03-24 · 4 obs
● 2017-03-24 08:21:12
○ 2026-03-24 19:42:54
○ 2026-03-24 19:42:56
○NSns64.domaincontrol.com2015-07-10 → 2017-03-24 · 4 obs
● 2017-03-24 08:21:12
○ 2026-03-24 19:42:54
○ 2026-03-24 19:42:56
●NSpdns05.domaincontrol.com2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 19:42:54
● 2026-03-24 19:42:56
●NSpdns06.domaincontrol.com2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 19:42:54
● 2026-03-24 19:42:56
●MXsky4u-com.mail.protection.outlook.com2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 19:42:56
○A50.63.202.122015-07-10 → 2017-03-24 · 4 obs
● 2017-03-24 08:21:12
○ 2026-03-24 19:42:54
○ 2026-03-24 19:42:56
●A92.205.23.602026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 19:42:54
● 2026-03-24 19:42:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| sky4u.com | pdns05.domaincontrol.com, pdns06.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.110.52
NS records: pdns05.domaincontrol.com, pdns06.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sky4u.com (unsigned zone)
⏱️ Timing
Total: 62ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 92.205.23.60 |
| NS | 2 | pdns05.domaincontrol.com, pdns06.domaincontrol.com |
| MX | 1 | sky4u-com.mail.protection.outlook.com (p |
| TXT | 4 | MS=ms89977981, v=spf1 include:spf.protection.outlook.co... |
| SOA | 1 | pdns05.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (pdns05.domaincontrol.com, pdns05.domaincontrol.com, pdns06.domaincontrol.com...)
Analysis
Hierarchy
email.sky4u.com is a child of sky4u.com.
IP Addresses
sky4u.com resolves to one IP number: 92.205.23.60.
Other host names, for instance mail.sim4u-berlin.com, email.sky4u.com, sky4u-berlin.com, ngc-course.com and mx0.ngc-course.com share IP numbers with sky4u.com.
Name Servers
sky4u.com's delegation uses two name servers: pdns05.domaincontrol.com and pdns06.domaincontrol.com.
sky4u.com uses the same name server setup as other domains, such as lakecitydentures.com, idcover.com, beagly.us, netadvent.net and nap.com.
sky4u.com at least partially shares name servers with other domains, for instance hedgefacts.com, thebus.org, vtruk.com and bankersbankusa.mobi.
Host names with two IPs:
pdns05.domaincontrol.com points to 2603:5:21e1::34 and 97.74.110.52
pdns06.domaincontrol.com points to 2603:5:22e1::34 and 173.201.78.52
Mail Servers
A single mail server handles sky4u.com, sky4u-com.mail.protection.outlook.com.
Host sky4u-com.mail.protection.outlook.com points to eight IPs: 2a01:111:f403:ca27::, 2a01:111:f403:ca2d::, 2a01:111:f403:ca2d::1, 2a01:111:f403:ca2d::2, 52.101.168.0, 52.101.170.0, 52.101.170.1 and 52.101.170.2.