learncoding.tw - dns.ninja
learncoding.tw
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.187.128.42🇸🇬 arborcloud85.187.128.0/24 | ||||||
| PTR | sg1-ts4.a2hosting.com | ||||||
| NS | ns1.a2hosting.com ⭐ | ||||||
| A | 13.248.158.180🇺🇸 Amazon13.248.144.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | ns2.a2hosting.com | ||||||
| A | 75.2.118.134🇺🇸 Amazon75.2.112.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| NS | ns3.a2hosting.com | ||||||
| A | 76.223.26.245🇺🇸 Amazon76.223.16.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | ns4.a2hosting.com | ||||||
| A | 99.83.147.209🇺🇸 Amazon99.83.144.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| MX | mail.learncoding.tw ⭐ | ||||||
| A | 85.187.128.42🇸🇬 arborcloud85.187.128.0/24 | ||||||
| PTR | sg1-ts4.a2hosting.com | ||||||
| TXT | v=spf1 +a +mx +ip4:85.187.128.42 include:spf.a2hosting.com ~all | ||||||
| SOA | ns1.a2hosting.comroot@sg1-ts4.a2hosting.com 2026-09-07 #5 | ||||||
tw
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.tw ⭐ | ||||||
| NS | anytld.apnic.net | ||||||
| NS | b.dns.tw | ||||||
| NS | c.dns.tw | ||||||
| NS | d.dns.tw | ||||||
| NS | e.dns.tw | ||||||
| NS | f.dns.tw | ||||||
| NS | g.dns.tw | ||||||
| NS | h.dns.tw | ||||||
| SOA | a.dns.twsnw@twnic.net.tw serial=2011066266 | ||||||
Same first word
Similar names
Previous names
leafmedia.tw |
leaftech.tw |
leafto.tw |
leafwind.tw |
leaguer.tw |
leakdoctor.tw |
leakproof.tw |
leaks.tw |
leamaxx.tw |
lean.tw |
leanne.tw |
leap.tw |
leapcore.tw |
leapfroggingbus.tw |
learn-fun.tw |
learnaccounting.tw |
learnando.tw |
Next names
DNS History
6 records (6 active, 0 former)
●NSns1.a2hosting.com2026-08-29 → 2026-09-07 · 2 obs
● 2026-09-07 21:39:08
●NSns2.a2hosting.com2026-08-29 → 2026-09-07 · 2 obs
● 2026-09-07 21:39:08
●NSns3.a2hosting.com2026-08-29 → 2026-09-07 · 2 obs
● 2026-09-07 21:39:08
●NSns4.a2hosting.com2026-08-29 → 2026-09-07 · 2 obs
● 2026-09-07 21:39:08
●MXmail.learncoding.tw2026-08-29 → 2026-09-07 · 2 obs
● 2026-09-07 21:39:08
●A85.187.128.422026-08-29 → 2026-09-07 · 2 obs
● 2026-09-07 21:39:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | d.dns.tw, a.dns.tw, h.dns.tw, b.dns.tw... | 15 records |
| learncoding.tw | ns1.a2hosting.com, ns4.a2hosting.com, ns3.a2hosting.com, ns2.a2hosting.com | - |
✅ Authoritative Response
Server:75.2.118.134
NS records: ns1.a2hosting.com, ns4.a2hosting.com, ns3.a2hosting.com, ns2.a2hosting.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at tw: Error: DNS query timeout: 203.73.24.25 for DNSKEY tw
⏱️ Timing
Total: 3627ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.187.128.42 |
| NS | 4 | ns1.a2hosting.com, ns2.a2hosting.com... |
| MX | 1 | mail.learncoding.tw (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:85.187.128.42 include |
| SOA | 1 | ns1.a2hosting.com root.sg1-ts4.a2hosting |
📌 Glue Records Collected
Total: 15
In-bailiwick: 14 (a.dns.tw, b.dns.tw, c.dns.tw...)
Out-of-bailiwick: 1 (anytld.apnic.net)
Analysis
IP Addresses
learncoding.tw points to a single IP number: 85.187.128.42.
Additional host names — moviesmania.in, nanxianfa.com, glowupmedicalcenter.ae and two others — share IP numbers with learncoding.tw.
Name Servers
learncoding.tw has four authoritative name servers: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.
learncoding.tw shares at least some of its name servers with other domains, including avoiding-hard.work, lambenttechsolutions.com, lotterybug.com and two others.
These name servers are frequently seen alongside the name servers ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com and ns4.mysecurecloudhost.com.
ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com each resolve to one IP address: ns1.a2hosting.com resolves to 13.248.158.180, ns2.a2hosting.com resolves to 75.2.118.134, ns3.a2hosting.com resolves to 76.223.26.245 and ns4.a2hosting.com resolves to 99.83.147.209.
Mail Servers
learncoding.tw has one mail server: mail.learncoding.tw.
mail.learncoding.tw directs to just one IP number, 85.187.128.42.