sierraland.com - robtex.com
sierraland.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=1774938607 | ||||||
Subdomains
mail.sierraland.com |
Same first word
sierraland.com |
sierraland.net |
Similar names
DNS History
11 records (4 active, 7 former)
●NSns19.domaincontrol.com2019-02-18 → 2026-03-31 · 3 obs
● 2019-02-18 23:07:44
● 2026-03-31 06:51:20
●NSns20.domaincontrol.com2019-02-18 → 2026-03-31 · 3 obs
● 2019-02-18 23:07:44
● 2026-03-31 06:51:20
○NSns27.worldnic.com2015-08-01 → 2016-04-18 · 4 obs
● 2016-04-18 09:33:16
○ 2019-02-18 23:07:44
○ 2026-03-31 06:51:20
○NSns28.worldnic.com2015-08-01 → 2016-04-18 · 4 obs
● 2016-04-18 09:33:16
○ 2019-02-18 23:07:44
○ 2026-03-31 06:51:20
○MXd99687a.ess.barracudanetworks.com2019-02-18 → 2019-02-18 · 4 obs
● 2019-02-18 23:07:44
○ 2026-02-28 17:16:32
○ 2026-03-31 06:51:20
○MXd99687b.ess.barracudanetworks.com2019-02-18 → 2019-02-18 · 4 obs
● 2019-02-18 23:07:44
○ 2026-02-28 17:16:32
○ 2026-03-31 06:51:20
○MXmail.sierraland.com2015-08-01 → 2016-04-18 · 4 obs
● 2016-04-18 09:33:16
○ 2019-02-18 23:07:44
○ 2026-03-31 06:51:20
○MXmail2.sierraland.com2015-08-01 → 2016-04-18 · 4 obs
● 2016-04-18 09:33:16
○ 2019-02-18 23:07:44
○ 2026-03-31 06:51:20
●MXsierraland-com.mail.protection.outlook.com2026-02-28 → 2026-03-31 · 3 obs
● 2026-02-28 17:16:32
● 2026-03-31 06:51:20
○A24.176.197.1702015-08-01 → 2019-02-18 · 4 obs
● 2019-02-18 23:07:44
○ 2026-02-28 17:16:32
○ 2026-03-31 06:51:20
●A64.239.152.1302026-02-28 → 2026-03-31 · 3 obs
● 2026-02-28 17:16:32
● 2026-03-31 06:51:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| sierraland.com | ns19.domaincontrol.com, ns20.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.109.10
NS records: ns19.domaincontrol.com, ns20.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sierraland.com (unsigned zone)
⏱️ Timing
Total: 119ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 64.239.152.130 |
| NS | 2 | ns19.domaincontrol.com, ns20.domaincontrol.com |
| MX | 1 | sierraland-com.mail.protection.outlook.c |
| TXT | 2 | v=spf1 include:spf.protection.outlook.co, MDAyMzEzNzBzaWVycmFs |
| SOA | 1 | ns19.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns19.domaincontrol.com, ns19.domaincontrol.com, ns20.domaincontrol.com...)
Analysis
Hierarchy
sierraland.com is the parent of mail.sierraland.com.
IP Addresses
sierraland.com resolves to one IP number: 64.239.152.130.
Other host names, for instance mail.sierraland.com, share IP numbers with sierraland.com.
Name Servers
sierraland.com is delegated to two name servers ns19.domaincontrol.com and ns20.domaincontrol.com.
sierraland.com shares the same name server setup as other domains, for instance ityz.me, cnicga.com, mtkserves.org, dynamicfr.com and carspace.ca.
Host names with two IP numbers:
The host name ns19.domaincontrol.com points to 2603:5:21d0::a and 97.74.109.10; the host name ns20.domaincontrol.com points to 2603:5:22d0::a and 173.201.77.10.
Mail Servers
sierraland.com is handled by a single mail server, sierraland-com.mail.protection.outlook.com.
Host sierraland-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c922::1, 2a01:111:f403:c931::1, 2a01:111:f403:c946::3, 2a01:111:f403:f802::, 52.101.9.26, 52.101.10.6, 52.101.11.19 and 52.101.194.12.