🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`api.pdfxd.com`

	DNSSEC	⚠️ Not signed
	A	123.56.161.176^{🇨🇳 Alibaba-Cloud123.56.0.0/16 Alibaba (US) Technology Co., Ltd.}

`pdfxd.com`

	DNSSEC	⚠️ Not signed
	A	123.56.161.176^{🇨🇳 Alibaba-Cloud123.56.0.0/16 Alibaba (US) Technology Co., Ltd.}
	NS	`vip3.alidns.com` ⭐
	NS	`vip4.alidns.com`
	MX	`mxn.mxhichina.com` ⭐
	MX	`mxw.mxhichina.com`⁽¹⁰⁾
	TXT	`v=spf1 include:spf.mxhichina.com -all`
	SOA	`vip3.alidns.com`hostmaster@hichina.com 2026-06-04 #12

⚠️ On DNS blocklist: light, multi, pro, pro.mini, pro.plus, pro.plus.mini, tif, tif.medium, tif.mini, ultimate, ultimate.mini
📈 Tranco rank: #115,552

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DNS History

1 record (1 active, 0 former)

●A123.56.161.1762019-12-20 → 2026-08-15 · 2 obs

● 2019-12-20 05:28:56
● 2026-08-15 07:27:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
pdfxd.com	vip3.alidns.com, vip4.alidns.com	22 records

✅ Authoritative Response

Server:121.40.6.164

NS records: vip3.alidns.com, vip4.alidns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pdfxd.com (unsigned zone)

⏱️ Timing

Total: 3253ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`123.56.161.176`

📌 Glue Records Collected

Total: 22

Out-of-bailiwick: 22 (vip3.alidns.com, vip3.alidns.com, vip3.alidns.com...)

Analysis

IP Addresses

api.pdfxd.com points to a single IP number: 123.56.161.176.

Additional host names — api.xundupdf.com, api.zyyct.com, pdfxd.com and two others — share IP numbers with api.pdfxd.com.

api.pdfxd.com - dns.ninja

api.pdfxd.com

pdfxd.com