bio-os.net - robtex.com
bio-os.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 147.46.224.12🇰🇷 SNU-AS-KR147.46.224.0/19 | ||||||
| PTR | abcals.snu.kr | ||||||
| A | 147.46.224.179🇰🇷 SNU-AS-KR147.46.224.0/19 | ||||||
| NS | ns1.bio-os.net ⭐ ⚠️ Not in parent delegation | ||||||
| A | 49.247.212.254🇰🇷 SMILESERV-AS-KR49.247.128.0/17 | ||||||
| NS | ns1.eqsys.org ⚠️ Not in zone NS records | ||||||
| A | 115.68.27.206🇰🇷 SMILESERV-AS-KR115.68.0.0/17 | ||||||
| NS | ns2.bio-os.net ⚠️ Not in parent delegation | ||||||
| A | 204.68.102.197🇺🇸 LIGHTEDGE-AS-02204.68.96.0/20 | ||||||
| PTR | lwdc.lw-car03.po202084.host4.25585.americanis.net | ||||||
| NS | ns2.eqsys.org ⚠️ Not in zone NS records | ||||||
| A | 49.247.212.254🇰🇷 SMILESERV-AS-KR49.247.128.0/17 | ||||||
| SOA | ns1.bio-os.netns2@bio-os.net serial=17 | ||||||
net
| 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=1776053507 | ||||||
Subdomains
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.bio-os.net2015-08-12 → 2026-04-13 · 2 obs
● 2026-04-13 04:39:48
●NSns1.eqsys.org2026-02-18 → 2026-04-13 · 3 obs
● 2026-02-18 23:13:26
● 2026-04-13 04:39:48
●NSns2.bio-os.net2015-08-12 → 2026-04-13 · 2 obs
● 2026-04-13 04:39:48
●NSns2.eqsys.org2026-02-18 → 2026-04-13 · 3 obs
● 2026-02-18 23:13:26
● 2026-04-13 04:39:48
●A147.46.224.122015-08-12 → 2026-04-13 · 2 obs
● 2026-04-13 04:39:48
●A147.46.224.1792015-08-12 → 2026-04-13 · 2 obs
● 2026-04-13 04:39:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | i.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net... | - |
| bio-os.net | ns1.eqsys.org, ns2.eqsys.org | - |
✅ Authoritative Response
Server:115.68.27.206
NS records: ns1.eqsys.org, ns2.eqsys.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bio-os.net (unsigned zone)
⏱️ Timing
Total: 1376ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 147.46.224.12, 147.46.224.179 |
| NS | 2 | ns1.bio-os.net, ns2.bio-os.net |
| SOA | 1 | ns1.bio-os.net ns2.bio-os.net |
Analysis
Hierarchy
bio-os.net is a parent of ns2.bio-os.net and ns1.bio-os.net.
IP Addresses
The entity bio-os.net points to two IP numbers: 147.46.224.12 and 147.46.224.179.
Other host names include genebank.snu.ac.kr, genebank.snu.kr, ns2.riceblast.snu.ac.kr and abcals.snu.kr that share IP numbers with bio-os.net.
Name Servers
bio-os.net is delegated to four name servers: ns1.bio-os.net, ns2.bio-os.net, ns1.eqsys.org and ns2.eqsys.org.
bio-os.net shares name servers with other domains at least partially, for example mtsuri.net, phyloviewer.net, coffeegenome.info, ip450.net and protoaraceae.net.
these name servers are often used with the following: ns1.mtsuri.net.mtsuri.net, ns1.phyloviewer.net, ns2.phyloviewer.net, ns1.phyloviewer.net.phyloviewer.net, ns1.coffeegenome.info, ns2.coffeegenome.info, www.coffeegenome.info.coffeegenome.info, ns1.ip450.net, ns2.ip450.net and ns1.ip450.net.ip450.net.
Hostnames with a single IP:
ns1.bio-os.net points to 49.247.212.254
ns2.bio-os.net points to 204.68.102.197
ns1.eqsys.org points to 115.68.27.206
ns2.eqsys.org points to 49.247.212.254
Hostnames pointing to 49.247.212.254: ns1.bio-os.net and ns2.eqsys.org