bio-sigma.com - robtex.com
bio-sigma.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 82.221.143.1🇮🇸 ThorDC-AS82.221.143.0/24 Advania / Thor Data Center | ||||||
| PTR | icedns.is | ||||||
| NS | dns1.icedns.is ⭐ | ||||||
| A | 82.221.143.41🇮🇸 ThorDC-AS82.221.143.0/24 Advania / Thor Data Center | ||||||
| PTR | dns1.icedns.is | ||||||
| NS | dns2.icedns.is | ||||||
| A | 82.221.139.80🇮🇸 ThorDC-AS82.221.139.0/24 Advania / Thor Data Center | ||||||
| MX | bio-sigma.com ⭐ | ||||||
| A | 82.221.143.1🇮🇸 ThorDC-AS82.221.143.0/24 Advania / Thor Data Center | ||||||
| PTR | icedns.is | ||||||
| SOA | dns1.icedns.isroot@dns.icedns.is 2025-11-04 #1 | ||||||
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 | ||||||
MX for
bio-sigma.com |
Subdomains
Same first word
bio-sigma.com |
DNS History
17 records (4 active, 13 former)
●NSdns1.icedns.is2026-02-26 → 2026-03-23 · 3 obs
● 2026-02-26 17:07:18
● 2026-03-23 02:37:24
●NSdns2.icedns.is2026-02-26 → 2026-03-23 · 3 obs
● 2026-02-26 17:07:18
● 2026-03-23 02:37:24
○NSns65.domaincontrol.com2015-04-26 → 2017-04-19 · 4 obs
● 2017-04-19 23:39:36
○ 2026-02-26 17:07:18
○ 2026-03-23 02:37:24
○NSns66.domaincontrol.com2015-04-26 → 2017-04-19 · 4 obs
● 2017-04-19 23:39:36
○ 2026-02-26 17:07:18
○ 2026-03-23 02:37:24
○MXalt1.aspmx.l.google.com2015-04-26 → 2017-04-19 · 4 obs
● 2017-04-19 23:39:36
○ 2026-02-26 17:07:18
○ 2026-03-23 02:37:24
○MXalt2.aspmx.l.google.com2015-04-26 → 2017-04-19 · 4 obs
● 2017-04-19 23:39:36
○ 2026-02-26 17:07:18
○ 2026-03-23 02:37:24
○MXaspmx.l.google.com2015-04-26 → 2017-04-19 · 4 obs
● 2017-04-19 23:39:36
○ 2026-02-26 17:07:18
○ 2026-03-23 02:37:24
○MXaspmx2.googlemail.com2015-04-26 → 2017-04-19 · 4 obs
● 2017-04-19 23:39:36
○ 2026-02-26 17:07:18
○ 2026-03-23 02:37:24
○MXaspmx3.googlemail.com2015-04-26 → 2017-04-19 · 4 obs
● 2017-04-19 23:39:36
○ 2026-02-26 17:07:18
○ 2026-03-23 02:37:24
○MXaspmx4.googlemail.com2015-04-26 → 2017-04-19 · 4 obs
● 2017-04-19 23:39:36
○ 2026-02-26 17:07:18
○ 2026-03-23 02:37:24
○MXaspmx5.googlemail.com2015-04-26 → 2017-04-19 · 4 obs
● 2017-04-19 23:39:36
○ 2026-02-26 17:07:18
○ 2026-03-23 02:37:24
●MXbio-sigma.com2026-02-26 → 2026-03-23 · 3 obs
● 2026-02-26 17:07:18
● 2026-03-23 02:37:24
○A216.239.32.212015-04-26 → 2017-04-19 · 4 obs
● 2017-04-19 23:39:36
○ 2026-02-26 17:07:18
○ 2026-03-23 02:37:24
○A216.239.34.212015-04-26 → 2017-04-19 · 4 obs
● 2017-04-19 23:39:36
○ 2026-02-26 17:07:18
○ 2026-03-23 02:37:24
○A216.239.36.212015-04-26 → 2017-04-19 · 4 obs
● 2017-04-19 23:39:36
○ 2026-02-26 17:07:18
○ 2026-03-23 02:37:24
○A216.239.38.212015-04-26 → 2017-04-19 · 4 obs
● 2017-04-19 23:39:36
○ 2026-02-26 17:07:18
○ 2026-03-23 02:37:24
●A82.221.143.12026-02-26 → 2026-03-23 · 3 obs
● 2026-02-26 17:07:18
● 2026-03-23 02:37:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| bio-sigma.com | dns2.icedns.is, dns1.icedns.is | - |
✅ Authoritative Response
Server:82.221.139.80
NS records: dns2.icedns.is, dns1.icedns.is
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bio-sigma.com (unsigned zone)
⏱️ Timing
Total: 816ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 82.221.143.1 |
| NS | 2 | dns2.icedns.is, dns1.icedns.is |
| MX | 1 | bio-sigma.com (pri: 0) |
| SOA | 1 | dns1.icedns.is root.dns.icedns.is |
Analysis
Hierarchy
bio-sigma.com is a parent of mail.bio-sigma.com and ftp.bio-sigma.com.
Mail Server Role
The mail server for bio-sigma.com is bio-sigma.com.
IP Addresses
bio-sigma.com maps to IP address 82.221.143.1.
Other host names, for instance realhealthtips.com, ecologyminded.com, patikamarket.com, polifax.com and ignitefy.co.uk share IP numbers with bio-sigma.com.
Name Servers
Two name servers dns1.icedns.is and dns2.icedns.is are delegated to bio-sigma.com.
bio-sigma.com uses the same name server configuration as other domains, such as hightease.net, dsrt.me, kurdstan24.com, comparehosting.net and boycotthawksmore.com.
Host names with a single IP address:
dns1.icedns.is points to 82.221.143.41
dns2.icedns.is points to 82.221.139.80
Mail Servers
One mail server serves bio-sigma.com.
bio-sigma.com points to one IP number: 82.221.143.1.