pdf.tw - robtex.com
pdf.tw
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 2011-02-21 #83 | ||||||
Same first word
Similar names
DNS History
14 records (8 active, 6 former)
●NSns05.domaincontrol.com2026-05-21 → 2026-06-14 · 3 obs
● 2026-05-21 20:31:56
● 2026-06-14 22:42:12
●NSns06.domaincontrol.com2026-05-21 → 2026-06-14 · 3 obs
● 2026-05-21 20:31:56
● 2026-06-14 22:42:12
○NSns1.myhostadmin.net2015-11-09 → 2017-01-13 · 4 obs
● 2017-01-13 22:29:48
○ 2026-05-21 20:31:56
○ 2026-06-14 22:42:12
○NSns2.myhostadmin.net2015-11-09 → 2017-01-13 · 4 obs
● 2017-01-13 22:29:48
○ 2026-05-21 20:31:56
○ 2026-06-14 22:42:12
○NSns3.myhostadmin.net2015-11-09 → 2017-01-13 · 4 obs
● 2017-01-13 22:29:48
○ 2026-05-21 20:31:56
○ 2026-06-14 22:42:12
○NSns4.myhostadmin.net2015-11-09 → 2017-01-13 · 4 obs
● 2017-01-13 22:29:48
○ 2026-05-21 20:31:56
○ 2026-06-14 22:42:12
○NSns5.myhostadmin.net2015-11-09 → 2017-01-13 · 4 obs
● 2017-01-13 22:29:48
○ 2026-05-21 20:31:56
○ 2026-06-14 22:42:12
○NSns6.myhostadmin.net2015-11-09 → 2017-01-13 · 4 obs
● 2017-01-13 22:29:48
○ 2026-05-21 20:31:56
○ 2026-06-14 22:42:12
●MXalt1.aspmx.l.google.com2026-05-21 → 2026-06-14 · 2 obs
● 2026-06-14 22:42:12
●MXalt2.aspmx.l.google.com2026-05-21 → 2026-06-14 · 2 obs
● 2026-06-14 22:42:12
●MXalt3.aspmx.l.google.com2026-05-21 → 2026-06-14 · 2 obs
● 2026-06-14 22:42:12
●MXalt4.aspmx.l.google.com2026-05-21 → 2026-06-14 · 2 obs
● 2026-06-14 22:42:12
●MXaspmx.l.google.com2026-05-21 → 2026-06-14 · 2 obs
● 2026-06-14 22:42:12
●A45.77.178.2012026-05-21 → 2026-06-14 · 2 obs
● 2026-06-14 22:42:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | g.dns.tw, e.dns.tw, a.dns.tw, c.dns.tw... | - |
| pdf.tw | ns05.domaincontrol.com, ns06.domaincontrol.com | - |
✅ Authoritative Response
Server:97.74.102.3
NS records: ns05.domaincontrol.com, ns06.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pdf.tw (unsigned zone)
⏱️ Timing
Total: 594ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.77.178.201 |
| NS | 2 | ns05.domaincontrol.com, ns06.domaincontrol.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)... |
| TXT | 3 | v=spf1 include:dc-aa8e722993._spfm.pdf.t, google-site-verification=76etD4UmGr42waC... |
| SOA | 1 | ns05.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
pdf.tw resolves to just one IP address, 45.77.178.201.
There are other host names — www.mitir.com.tw among them — that share IP numbers with pdf.tw.
Name Servers
DNS delegation for pdf.tw points to two name servers: ns05.domaincontrol.com and ns06.domaincontrol.com.
pdf.tw shares its NS records with other domains, for example hofmnj.org, solarcease.com, erom.ca and two others.
ns05.domaincontrol.com directs to 97.74.102.3 and 2603:5:2160::3. ns06.domaincontrol.com directs to 173.201.70.3 and 2603:5:2260::3. Each host name carries two IP addresses.
Mail Servers
Mail for pdf.tw is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
There is at least a partial MX overlap between pdf.tw and other domains, including ns500671.ns500742.ns500671.ns500754.ns500671.ns500688.ns500704.ns500688.ns500671.ns500704.ns500291.ns500291.ns500153.tenderladiesbz.com, ns500698.ns500759.ns500758.ns500736.ns500698.ns500735.ns500736.ns500735.ns500686.ns500619.trackreceptor.com, ns500731.ns500754.ns500731.ns500731.ns500704.ns500704.ns500678.ns500705.ns500291.ns500678.ns500291.ns500666.ns500291.ns500131.lustychickser.com and two others.
alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are mail servers that frequently appear together with these mail servers.
Host names that have two IP addresses:
aspmx.l.google.com has two IP addresses: 142.250.31.27 and 2607:f8b0:4004:c1b::1b.
alt1.aspmx.l.google.com has two IP addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com has two IP addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.
alt3.aspmx.l.google.com has two IP addresses: 192.178.223.26 and 2a00:1450:4009:c0f::1b.
alt4.aspmx.l.google.com has two IP addresses: 172.253.157.26 and 2a00:1450:400c:c23::1b.