obtc.com.tw - dns.ninja
obtc.com.tw
com.tw
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.twnic.net.tw ⭐ | ||||||
| NS | anytld.apnic.net | ||||||
| NS | b.twnic.net.tw | ||||||
| NS | c.twnic.net.tw | ||||||
| NS | d.twnic.net.tw | ||||||
| NS | e.twnic.net.tw | ||||||
| NS | f.twnic.net.tw | ||||||
| NS | g.twnic.net.tw | ||||||
| NS | h.dns.tw | ||||||
| NS | h.twnic.net.tw | ||||||
| SOA | a.twnic.net.twsnw@twnic.net.tw serial=2006389787 | ||||||
Subdomains
ml1.obtc.com.tw |
ns2.obtc.com.tw |
ns1.obtc.com.tw |
www.obtc.com.tw |
ml2.obtc.com.tw |
mian.obtc.com.tw |
ns3.obtc.com.tw |
main.obtc.com.tw |
Same first word
Similar names
DNS History
10 records (7 active, 3 former)
○NSdns.nio.tw2015-06-20 → 2015-10-31 · 4 obs
● 2015-10-31 03:50:14
○ 2016-01-12 11:46:42
○ 2026-08-06 19:02:24
●NSns1.obtc.com.tw2016-01-12 → 2026-08-06 · 3 obs
● 2016-01-12 11:46:42
● 2026-08-06 19:02:24
○NSns1.yamo.com.tw2015-06-20 → 2015-10-31 · 4 obs
● 2015-10-31 03:50:14
○ 2016-01-12 11:46:42
○ 2026-08-06 19:02:24
●NSns2.obtc.com.tw2016-01-12 → 2026-08-06 · 3 obs
● 2016-01-12 11:46:42
● 2026-08-06 19:02:24
●MXalt1.aspmx.l.google.com2015-06-20 → 2026-08-06 · 2 obs
● 2026-08-06 19:02:24
●MXalt2.aspmx.l.google.com2015-06-20 → 2026-08-06 · 2 obs
● 2026-08-06 19:02:24
●MXaspmx.l.google.com2015-06-20 → 2026-08-06 · 2 obs
● 2026-08-06 19:02:24
●MXaspmx2.googlemail.com2015-06-20 → 2026-08-06 · 2 obs
● 2026-08-06 19:02:24
●A35.236.171.1922026-02-15 → 2026-08-06 · 3 obs
● 2026-02-15 19:24:38
● 2026-08-06 19:02:24
○A59.124.113.762015-06-20 → 2016-09-07 · 4 obs
● 2016-09-07 00:17:32
○ 2026-02-15 19:24:38
○ 2026-08-06 19:02:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw... | 15 records |
| obtc.com.tw | ns1.obtc.com.tw, ns2.obtc.com.tw | 2 records |
✅ Authoritative Response
Server:203.66.57.112
NS records: ns1.obtc.com.tw, ns2.obtc.com.tw
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for obtc.com.tw (unsigned zone)
⏱️ Timing
Total: 977ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 35.236.171.192 |
| NS | 2 | ns1.obtc.com.tw, ns2.obtc.com.tw |
| MX | 4 | ALT2.ASPMX.L.GOOGLE.COM (pri: 20), aspmx.l.google.com (pri: 10)... |
| TXT | 2 | facebook-domain-verification=l7tcldx8r44, v=spf1 include:_spf.google.com ~all |
| SOA | 1 | ns1.obtc.com.tw it.obtc.com.tw |
📌 Glue Records Collected
Total: 17
In-bailiwick: 16 (a.dns.tw, a.dns.tw, b.dns.tw...)
Out-of-bailiwick: 1 (anytld.apnic.net)
Analysis
Hierarchy
ml1.obtc.com.tw, ns2.obtc.com.tw, ns1.obtc.com.tw, www.obtc.com.tw, ml2.obtc.com.tw and a few other host names are all children of obtc.com.tw.
IP Addresses
obtc.com.tw has exactly one IP address — 35.236.171.192.
sal.tw, www.masterasia.com.tw, tsu-sun.com.tw plus two other host names have IP numbers in common with obtc.com.tw.
Name Servers
Two name servers handle the delegation for obtc.com.tw: ns1.obtc.com.tw and ns2.obtc.com.tw.
obtc.com.tw uses the same name servers as sal.tw, bil.tw, nio.tw and u2mtv.com, among others.
obtc.com.tw shares at least some of its name servers with domains including rgarden.com.tw, yamo.com.tw and tsu-sun.com.tw
These name servers commonly appear in combination with the name servers ns3.obtc.com.tw.
Both ns1.obtc.com.tw and ns2.obtc.com.tw have a single IP address each — ns1.obtc.com.tw resolves to 203.66.14.31 while ns2.obtc.com.tw resolves to 203.66.57.112.
Mail Servers
Mail for obtc.com.tw is handled by four mail servers: aspmx2.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
At least some of the mail servers used by obtc.com.tw are shared with other domains: ns500671.ns500731.ns500754.ns500754.ns500742.ns500671.ns500754.ns500742.ns500704.ns500704.ns500688.ns500671.ns500705.ns500291.ns500688.tenderladiesbz.com, helvetiabenessere.it, ns500754.ns500754.ns500754.ns500671.ns500688.ns500704.ns500671.ns500705.ns500704.ns500705.ns500678.ns500678.ns500291.ns500291.ns500291.ns500131.lustychickser.com and two others among them.
It is common to find these mail servers paired with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com and aspmx3.googlemail.com, as well as two others.
Each of the four hosts aspmx2.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com points to two IP numbers: aspmx2.googlemail.com points to 108.177.123.27 and 2800:3f0:4003:c0f::1a; aspmx.l.google.com points to 172.253.115.26 and 2607:f8b0:4004:c23::1a; alt1.aspmx.l.google.com points to 108.177.123.26 and 2800:3f0:4003:c0f::1a; alt2.aspmx.l.google.com points to 172.253.116.27 and 2a00:1450:400b:c02::1a.
aspmx2.googlemail.com along with alt1.aspmx.l.google.com each resolve to 2800:3f0:4003:c0f::1a IP addresses.