🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`pcfilter.donga.ac.kr`

	DNSSEC	⚠️ Not signed
	A	168.115.33.40^{🇰🇷 DAU-AS168.115.32.0/23 Proxy-Registered Route Object by LG Dacom(AS3786)}

`donga.ac.kr`

	DNSSEC	⚠️ Not signed
	A	168.115.33.170^{🇰🇷 DAU-AS168.115.32.0/23 Proxy-Registered Route Object by LG Dacom(AS3786)}
	NS	`seunghak.donga.ac.kr` ⭐
	NS	`dns3.donga.ac.kr`
	NS	`dutis.donga.ac.kr`
	MX	`aspmx.l.google.com` ⭐
	MX	`alt1.aspmx.l.google.com`⁽⁵⁾
	MX	`alt2.aspmx.l.google.com`⁽⁵⁾
	MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
	MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
	TXT	`google-site-verification=dKzic3aqhV4fIgC9c0gfM-f-ILclPHdWe93O0fyRLJ0`
	TXT	`google-site-verification=mCxE6ekrGcNeBH8iP5HSLo_hSgBbXNcxK48xs5tnBB0`
	TXT	`v=spf1 include:_spf.google.com ip4:168.115.32.178 ip4:168.115.32.179 ip4:168...`
	TXT	`MS=6CED69665F688042A4299F9563EB7A63D06CC1AB`
	SOA	`seunghak.donga.ac.kr`dutis@donga.ac.kr 2026-10-14 #1

rank #138668 globally
rank #309 in the tld
WOT: UNKNOWN (60/100)
📈 Tranco rank: #51,126

PTR for

40.33.115.168.in-addr.arpa

Same first word

pcfilter.com

pcfilter.co.kr

Similar names

flipcert.io

triplefc.org

triplefc.com

tripclef.xyz

pctfiler.de

certflip.com

triplecf.com

cleftrip.xyz

riplfect.com

cpfilter.com

certflip.in

flipcert.com

Previous names

Next names

DNS History

1 record (1 active, 0 former)

●A168.115.33.402013-07-13 → 2026-10-17 · 2 obs

● 2013-07-13 23:59:38
● 2026-10-17 06:31:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
kr	b.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr...	10 records
donga.ac.kr	dutis.donga.ac.kr, dns3.donga.ac.kr, seunghak.donga.ac.kr	3 records

✅ Authoritative Response

Server:168.115.32.50

NS records: dutis.donga.ac.kr, dns3.donga.ac.kr, seunghak.donga.ac.kr

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at kr: Error: DNS query timeout: 210.101.60.1 for DNSKEY kr

⏱️ Timing

Total: 4566ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`168.115.33.40`

📌 Glue Records Collected

Total: 13

In-bailiwick: 13 (b.dns.kr, c.dns.kr, d.dns.kr...)

Analysis

IP Addresses

pcfilter.donga.ac.kr has exactly one IP address — 168.115.33.40.

pcfilter.donga.ac.kr - robtex.com