johaninfo.com - robtex.com
johaninfo.com
| DNSSEC | ⚠️ Not signed | ||||||
| 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 | smtp.johaninfo.com ⭐ | ||||||
| A | 60.251.221.33🇹🇼 HiNet60.251.0.0/16 | ||||||
| PTR | smtp.johaninfo.com | ||||||
| MX | mail.johaninfo.com(20) | ||||||
| A | 60.251.221.32🇹🇼 HiNet60.251.0.0/16 | ||||||
| PTR | mail.johaninfo.com | ||||||
| TXT | google-site-verification=aOfROkhu_ND2UPOMmW0Q7RXDe2kVGDPM9ia4Fc3nUfk | ||||||
| TXT | Public-CA-domain-verification=D3D87AD22FCB2048A9161272E2DAB6CA | ||||||
| TXT | Public-CA-domain-verification=5B55ED2F13651275FD12998A3EC3CD6C | ||||||
| TXT | v=spf1 mx ip4:60.251.221.32 ip4:60.251.221.33 -all | ||||||
| SOA | localhost@hostmaster@johaninfo.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=1774620597 | ||||||
Subdomains
Same first word
johaninfo.com |
DNS History
6 records (5 active, 1 former)
●NSlocalhost@2026-02-15 → 2026-03-27 · 3 obs
● 2026-02-15 08:12:48
● 2026-03-27 14:24:14
○NSns2015-07-14 → 2017-02-04 · 4 obs
● 2017-02-04 18:25:26
○ 2026-02-15 08:12:48
○ 2026-03-27 14:24:14
●NSns1.cyberdns.tw2026-02-15 → 2026-03-27 · 3 obs
● 2026-02-15 08:12:48
● 2026-03-27 14:24:14
●NSns2.cyberdns.tw2026-02-15 → 2026-03-27 · 3 obs
● 2026-02-15 08:12:48
● 2026-03-27 14:24:14
●MXmail.johaninfo.com2015-07-14 → 2026-03-27 · 2 obs
● 2026-03-27 14:24:14
●MXsmtp.johaninfo.com2015-07-14 → 2026-03-27 · 2 obs
● 2026-03-27 14:24:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| johaninfo.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 johaninfo.com (unsigned zone)
⏱️ Timing
Total: 1093ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.cyberdns.tw, ns2.cyberdns.tw |
| MX | 2 | mail.johaninfo.com (pri: 20), smtp.johaninfo.com (pri: 10) |
| TXT | 4 | google-site-verification=aOfROkhu_ND2UPO, Public-CA-domain-verification=D3D87AD22F... |
| SOA | 1 | localhost@ hostmaster.johaninfo.com |
Analysis
Hierarchy
johaninfo.com has children smtp.johaninfo.com, mail.johaninfo.com and nod.johaninfo.com.
Name Servers
johaninfo.com delegates to three name servers: localhost@, ns1.cyberdns.tw and ns2.cyberdns.tw.
johaninfo.com shares some name servers with other domains, for example no1-safety.com, nikko.com.tw, filexkids.cc, lencoders.com and traben.com.tw.
Host names with a single IP:
ns1.cyberdns.tw points to 34.80.212.212
ns2.cyberdns.tw points to 35.194.228.87
Mail Servers
johaninfo.com is served by two mail servers: mail.johaninfo.com and smtp.johaninfo.com.
Host names with a single IP:
mail.johaninfo.com points to 60.251.221.32
smtp.johaninfo.com points to 60.251.221.33