alstembio.com - dns.ninja
alstembio.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=1785747607 | ||||||
Previously MX for
alstembio.com |
Subdomains
mail.alstembio.com |
Same first word
alstembio.com |
Similar names
DNS History
7 records (4 active, 3 former)
●NSns41.domaincontrol.com2015-05-27 → 2026-08-03 · 2 obs
● 2026-08-03 09:29:32
●NSns42.domaincontrol.com2015-05-27 → 2026-08-03 · 2 obs
● 2026-08-03 09:29:32
●MXalstembio-com.mail.protection.outlook.com2026-03-28 → 2026-08-03 · 3 obs
● 2026-03-28 07:24:12
● 2026-08-03 09:29:32
○MXalstembio.com2015-05-27 → 2015-10-17 · 4 obs
● 2015-10-17 05:47:34
○ 2015-12-20 05:34:54
○ 2026-08-03 09:29:32
○MXmail.alstembio.com2015-12-20 → 2017-05-26 · 5 obs
● 2015-12-20 05:34:54
● 2017-05-26 10:18:20
○ 2026-03-28 07:24:12
○ 2026-08-03 09:29:32
●A192.124.249.282026-03-28 → 2026-08-03 · 3 obs
● 2026-03-28 07:24:12
● 2026-08-03 09:29:32
○A192.186.233.42015-05-27 → 2017-05-26 · 4 obs
● 2017-05-26 10:18:20
○ 2026-03-28 07:24:12
○ 2026-08-03 09:29:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| alstembio.com | ns41.domaincontrol.com, ns42.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.68.21
NS records: ns41.domaincontrol.com, ns42.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for alstembio.com (unsigned zone)
⏱️ Timing
Total: 121ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.124.249.28 |
| NS | 2 | ns41.domaincontrol.com, ns42.domaincontrol.com |
| MX | 1 | alstembio-com.mail.protection.outlook.co |
| TXT | 4 | google-site-verification=3sfjM7FvdK-BNES, v=spf1 include:secureserver.net -all... |
| SOA | 1 | ns41.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns41.domaincontrol.com, ns41.domaincontrol.com, ns42.domaincontrol.com...)
Analysis
Hierarchy
mail.alstembio.com is a subdomain of alstembio.com.
IP Addresses
alstembio.com resolves to one IP address: 192.124.249.28.
edunito.com, speaktomyheart.org, oudalanood.com and two other host names share IP numbers with alstembio.com.
Name Servers
alstembio.com uses two name servers for its delegation: ns41.domaincontrol.com and ns42.domaincontrol.com.
alstembio.com uses the same name servers as several other domains — among them g21.com, uktoolbox.mobi, cdeba.ca and two more.
The two host names ns41.domaincontrol.com and ns42.domaincontrol.com each have a pair of IP addresses: ns41.domaincontrol.com has 97.74.100.21 and 2603:5:2142::15, and ns42.domaincontrol.com has 173.201.68.21 and 2603:5:2242::15.
Mail Servers
Mail for alstembio.com is handled by a single mail server, alstembio-com.mail.protection.outlook.com.
alstembio-com.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.9.11, 52.101.40.4, 52.101.42.16 and 5 others.