ob-optics.com - robtex.com
ob-optics.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 144.126.241.127🇸🇬 DIGITALOCEAN144.126.240.0/22 DigitalOcean | ||||||
| NS | localhost@ ⭐ | ||||||
| NS | ns1.cyberdns.tw | ||||||
| A | 34.80.212.212🇹🇼 Google34.80.208.0/20 | ||||||
| PTR | 212.212.80.34.bc.googleusercontent.com | ||||||
| NS | ns2.cyberdns.tw | ||||||
| A | 35.194.228.87🇹🇼 Google35.194.224.0/20 | ||||||
| PTR | 87.228.194.35.bc.googleusercontent.com | ||||||
| MX | mail.polo.080.net ⭐ | ||||||
| A | 172.104.110.164🇯🇵 AKAMAI-LINODE-AP172.104.96.0/19 Akamai Technologies | ||||||
| PTR | 080mail24.poikl.com | ||||||
| TXT | ???TXT?? | ||||||
| TXT | v=spf1 +mx +a +include:_spf.intergroup.poikl.com ~all | ||||||
| SOA | localhost@hostmaster@ob-optics.com serial=2025 | ||||||
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=1776089892 | ||||||
Subdomains
Same first word
ob-optics.com |
DNS History
10 records (5 active, 5 former)
●NSlocalhost@2026-02-18 → 2026-04-13 · 3 obs
● 2026-02-18 05:57:18
● 2026-04-13 14:41:06
○NSlocalhost\@2015-08-07 → 2020-01-07 · 4 obs
● 2020-01-07 12:27:44
○ 2026-02-18 05:57:18
○ 2026-04-13 14:41:06
●NSns1.cyberdns.tw2020-01-07 → 2026-04-13 · 3 obs
● 2020-01-07 12:27:44
● 2026-04-13 14:41:06
●NSns2.cyberdns.tw2020-01-07 → 2026-04-13 · 3 obs
● 2020-01-07 12:27:44
● 2026-04-13 14:41:06
○NSpdns1.pchome.com.tw2015-08-07 → 2017-03-14 · 4 obs
● 2017-03-14 05:59:30
○ 2020-01-07 12:27:44
○ 2026-04-13 14:41:06
○NSpdns2.pchome.com.tw2015-08-07 → 2017-03-14 · 4 obs
● 2017-03-14 05:59:30
○ 2020-01-07 12:27:44
○ 2026-04-13 14:41:06
○MXmail.ob-optics.com2015-08-07 → 2017-03-14 · 4 obs
● 2017-03-14 05:59:30
○ 2020-01-07 12:27:44
○ 2026-04-13 14:41:06
●MXmail.polo.080.net2020-01-07 → 2026-04-13 · 3 obs
● 2020-01-07 12:27:44
● 2026-04-13 14:41:06
●A144.126.241.1272026-02-18 → 2026-04-13 · 3 obs
● 2026-02-18 05:57:18
● 2026-04-13 14:41:06
○A61.63.160.1162020-01-07 → 2020-01-07 · 3 obs
○ 2026-02-18 05:57:18
○ 2026-04-13 14:41:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ob-optics.com | ns1.cyberdns.tw, ns2.cyberdns.tw | - |
✅ Authoritative Response
Server:34.80.212.212
NS records: ns1.cyberdns.tw, ns2.cyberdns.tw
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ob-optics.com (unsigned zone)
⏱️ Timing
Total: 1039ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 144.126.241.127 |
| NS | 2 | ns1.cyberdns.tw, ns2.cyberdns.tw |
| MX | 1 | mail.polo.080.net (pri: 1) |
| TXT | 2 | v=spf1 +mx +a +include:_spf.intergroup.p, ???TXT?? |
| SOA | 1 | localhost@ hostmaster.ob-optics.com |
Analysis
Hierarchy
ob-optics.com is a parent of mail.ob-optics.com and www.ob-optics.com.
IP Addresses
ob-optics.com points to IP number 144.126.241.127.
For instance, other host names hundredchuen.com, bravoocean.com, opt-twn.com, www.ob-optics.polo.080.net and deantech.com.tw share IP numbers with ob-optics.com.
Name Servers
The delegation for ob-optics.com is handled by three name servers: localhost@, ns1.cyberdns.tw and ns2.cyberdns.tw.
ob-optics.com shares name servers with other domains at least partially, for example loy.tw, 104house.net, 007auto.com.tw, yamahachs.com.tw and ymspring.com.
Host names with one IP number:
ns1.cyberdns.tw points to: 34.80.212.212.
ns2.cyberdns.tw points to: 35.194.228.87.
Mail Servers
ob-optics.com is handled by a single mail server, mail.polo.080.net.
mail.polo.080.net points to a single IP: 172.104.110.164.