osstemuk.com - robtex.com
osstemuk.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=1771291435 | ||||||
Same first word
osstemuk.com |
DNS History
9 records (6 active, 3 former)
○MXmail1.filteredmx.net2015-06-26 → 2017-05-14 · 3 obs
● 2017-05-14 13:40:40
○ 2026-03-23 05:47:06
○MXmail2.filteredmx.net2015-06-26 → 2017-05-14 · 3 obs
● 2017-05-14 13:40:40
○ 2026-03-23 05:47:06
○MXmail3.filteredmx.net2015-06-26 → 2017-05-14 · 3 obs
● 2017-05-14 13:40:40
○ 2026-03-23 05:47:06
●MXsmtp.google.com2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 05:47:06
●A91.197.231.72015-06-26 → 2026-03-23 · 2 obs
● 2026-03-23 05:47:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, g.gtld-servers.net, i.gtld-servers.net, c.gtld-servers.net... | - |
| osstemuk.com | ns1.kualo.net, ns2.kualo.net, ns3.kualo.net, ns4.kualo.net | - |
✅ Authoritative Response
Server:162.159.26.153
NS records: ns1.kualo.net, ns2.kualo.net, ns3.kualo.net, ns4.kualo.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for osstemuk.com (unsigned zone)
⏱️ Timing
Total: 854ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.197.231.7 |
| NS | 4 | ns1.kualo.net, ns3.kualo.net... |
| MX | 1 | smtp.google.com (pri: 1) |
| TXT | 4 | v=spf1 include:one.zoho.eu -all, v=spf1 +a +mx +include:eu-sender.zoho-in... |
| SOA | 1 | ns1.kualo.net server_alerts_inbound.kgix |
Analysis
IP Addresses
osstemuk.com points to IP number: 91.197.231.7.
Name Servers
osstemuk.com is delegated to four name servers: ns1.kualo.net, ns2.kualo.net, ns3.kualo.net and ns4.kualo.net.
osstemuk.com at least partially shares name servers with other domains, for instance charlottetindall.co.uk, theappletonschool.org, ijenti.com, trimco.org and splasmata.com.
Two IPs per host:
ns2.kualo.net points to 2400:cb00:2049:1::a29f:1822 and 162.159.24.34
ns3.kualo.net points to 2400:cb00:2049:1::a29f:19f7 and 162.159.25.247
ns4.kualo.net points to 2400:cb00:2049:1::a29f:1a99 and 162.159.26.153
One IP per host:
ns1.kualo.net points to 50.115.18.250
Mail Servers
osstemuk.com is handled by a single mail server, smtp.google.com.
The mail server setup for osstemuk.com matches that of other domains, for instance armavico.com, sophieslegacy.com, fitasrm.com.br, mip-jp.org and grupopommer.com.
osstemuk.com shares at least partially some mail servers with other domains, including 21bit9.com, lineukinternet.net, rgcb.res.in, torocasino.com and myuma.net.
these mail servers are often used with alt1.aspmx.l.google.com, aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and aspmx2.googlemail.com.
The host name smtp.google.com points to nine IP numbers: 2607:f8b0:4023:c06::1a, 2607:f8b0:4023:c06::1b, 2607:f8b0:4023:c0b::1a, 2607:f8b0:4023:c0b::1b, 142.250.101.26, 142.250.101.27, 142.250.141.26, 142.250.141.27 and 142.251.2.26.