pdf-notes.net - robtex.com
pdf-notes.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 54.180.90.244🇰🇷 Amazon54.180.0.0/15 EC2 ICN prefix | ||||||
| PTR | ec2-54-180-90-244.ap-northeast-2.compute.amazonaws.com | ||||||
| NS | dns3.viaweb.co.kr ⭐ | ||||||
| A | 222.233.52.121🇰🇷 SKB-NET222.232.0.0/13 SK Broadband | ||||||
| PTR | dns3.viaweb.co.kr | ||||||
| NS | dns4.viaweb.co.kr | ||||||
| A | 121.88.249.15🇰🇷 CNM-AS-KR121.88.249.0/24 Proxy-Registered Route Object by LG Dacom(AS3786) | ||||||
| SOA | dns3.viaweb.co.krroot@dns3.viaweb.co.kr serial=1 | ||||||
net
| 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=1774730542 | ||||||
Same first word
pdf-notes.co.kr |
pdf-notes.net |
DNS History
12 records (3 active, 9 former)
●NSdns3.viaweb.co.kr2026-02-24 → 2026-03-28 · 3 obs
● 2026-02-24 10:20:36
● 2026-03-28 20:53:28
●NSdns4.viaweb.co.kr2026-02-24 → 2026-03-28 · 3 obs
● 2026-02-24 10:20:36
● 2026-03-28 20:53:28
○NSns.pdf-notes.net2015-08-06 → 2016-09-19 · 4 obs
● 2016-09-19 10:37:46
○ 2017-05-16 01:20:00
○ 2026-03-28 20:53:28
○NSns0.xname.org2015-08-06 → 2016-09-19 · 4 obs
● 2016-09-19 10:37:46
○ 2017-05-16 01:20:00
○ 2026-03-28 20:53:28
○NSns1.xname.org2015-08-06 → 2016-09-19 · 4 obs
● 2016-09-19 10:37:46
○ 2017-05-16 01:20:00
○ 2026-03-28 20:53:28
○NSns2.xname.org2015-08-06 → 2016-09-19 · 4 obs
● 2016-09-19 10:37:46
○ 2017-05-16 01:20:00
○ 2026-03-28 20:53:28
○NSns3.ibi.net2017-05-16 → 2017-05-16 · 4 obs
● 2017-05-16 01:20:00
○ 2026-02-24 10:20:36
○ 2026-03-28 20:53:28
○NSns3.ibi.net.pdf-notes.net2017-05-16 → 2017-05-16 · 4 obs
● 2017-05-16 01:20:00
○ 2026-02-24 10:20:36
○ 2026-03-28 20:53:28
○NSns4.ibi.net2017-05-16 → 2017-05-16 · 4 obs
● 2017-05-16 01:20:00
○ 2026-02-24 10:20:36
○ 2026-03-28 20:53:28
○A221.139.0.1722015-08-06 → 2016-09-19 · 4 obs
● 2016-09-19 10:37:46
○ 2017-05-16 01:20:00
○ 2026-03-28 20:53:28
○A52.78.165.1042017-05-16 → 2017-05-16 · 4 obs
● 2017-05-16 01:20:00
○ 2026-02-24 10:20:36
○ 2026-03-28 20:53:28
●A54.180.90.2442026-02-24 → 2026-03-28 · 3 obs
● 2026-02-24 10:20:36
● 2026-03-28 20:53:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| pdf-notes.net | dns3.viaweb.co.kr, dns4.viaweb.co.kr | - |
✅ Authoritative Response
Server:121.88.249.15
NS records: dns3.viaweb.co.kr, dns4.viaweb.co.kr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pdf-notes.net (unsigned zone)
⏱️ Timing
Total: 1180ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 54.180.90.244 |
| NS | 2 | dns4.viaweb.co.kr, dns3.viaweb.co.kr |
| SOA | 1 | dns3.viaweb.co.kr root.dns3.viaweb.co.kr |
Analysis
IP Addresses
pdf-notes.net points to IP number: 54.180.90.244.
Other host names such as amusetec.com, ec2-54-180-90-244.ap-northeast-2.compute.amazonaws.com, amusetec.net, www.pdf-notes.co.kr and musebook.com share IPs with pdf-notes.net.
Name Servers
pdf-notes.net is delegated to two name servers: dns3.viaweb.co.kr and dns4.viaweb.co.kr.
pdf-notes.net shares the same name server setup as twimat.com, allowto.com, istobal.co.kr, xn--lu5b7kx8m.kr and cyberseodang.or.kr.
pdf-notes.net at least partially shares name servers with other domains, for instance dcp.kr, logoschurch.kr, yoonlife.co.kr, techinside.co.kr and viahost.co.kr.
These name servers are commonly used with sns1.viaweb.co.kr and sns2.viaweb.co.kr.
Host names with a single IP:
dns3.viaweb.co.kr points to 222.233.52.121.
dns4.viaweb.co.kr points to 121.88.249.15.