`mx.pdfsr.com`

DNSSEC	⚠️ Not signed
A	192.185.21.198^{🇺🇸 Jacksonville192.185.21.0/24}
		PTR	`192-185-21-198.unifiedlayer.com`

`pdfsr.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:2345^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:d73a^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.35.69^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.215.58^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`eva.ns.cloudflare.com` ⭐
NS	`sri.ns.cloudflare.com`
MX	`mx.pdfsr.com` ⭐
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.35.69, 172.67.215.58
		IPv6 hints	2606:4700:3030::6815:2345, 2606:4700:3031::ac43:d73a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=17, name=cloudflare-ech.com
SOA	`eva.ns.cloudflare.com`dns@cloudflare.com serial=2410261093

rank #496641 globally
rank #204985 in the tld

MX for

pdfsr.com

Previously MX for

www.pdfsr.com

Same first word

mx.com.au

mx.123hjemmeside.no

mx.cl

mx.by

mx.tm

mx.main.jp

mx.bplaced.net

mx.uy

mx.dyndns-mail.com

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mx.tours

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mx.kasserver.com

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mx.s3-website-eu-west-1.amazonaws.com

mx.s3-website-us-east-1.amazonaws.com

mx.design

mx.s3-website-us-west-1.amazonaws.com

mx.msk.ru

mx.scrapping.cc

mx.tv

mx.casino

mx.ma

mx.dyndns.org

mx.sh

mx.ax

mx.lv

mx.abbott

mx.or.at

mx.cn

mx.servebbs.org

mx.tc

mx.microsoft

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mx.ph

mx.st

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mx.be

mx.guru

mx.selfip.com

mx.co

mx.ro

mx.com.kz

mx.ru.net

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xm.be

xm.cz

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xm.vn.ua

xm.house

xm.mk

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xm.biz

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xm.pe

xm.wtf

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xm.app

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mx.firewall-gateway.de

xm.gov.cn

mx.mayfirst.org

xm.city

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mx.principe.st

mx.ag

mx.ee

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xm.ee

mx.ae

mx.fi

xm.ae

xm.lc

mx.cz

mx.co.kr

mx.net

mx.box

xm.chat

mx.homelinux.com

mx.dnsalias.com

mx.se

xm.life

mx.srv.br

mx.si

mx.de

mx.org.ua

DNS History

1 record (1 active, 0 former)

●A192.185.21.1982015-07-11 → 2026-08-10 · 2 obs

● 2015-07-11 20:30:04
● 2026-08-10 18:07:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, e.gtld-servers.net, k.gtld-servers.net, g.gtld-servers.net...	-
pdfsr.com	eva.ns.cloudflare.com, sri.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.114

NS records: eva.ns.cloudflare.com, sri.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pdfsr.com (unsigned zone)

⏱️ Timing

Total: 115ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`192.185.21.198`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (eva.ns.cloudflare.com, eva.ns.cloudflare.com, eva.ns.cloudflare.com...)

Analysis

Mail Server Role

Mail for pdfsr.com is routed through the mail server mx.pdfsr.com.

IP Addresses

mx.pdfsr.com has exactly one IP address — 192.185.21.198.

mail.ngkong.net, mail.rantaimas.com, mail.castellonweb.net plus two other host names have IP numbers in common with mx.pdfsr.com.

mx.pdfsr.com - dns.ninja

mx.pdfsr.com

pdfsr.com