`mail.prefersource.com`

DNSSEC	⚠️ Not signed
A	67.109.57.105^{🇺🇸 AS282867.104.0.0/13 Proxy registration to prevent harm from ARIN-NONAUTH shutdown}
		PTR	`exchange.dreamquestholidays.com`
		PTR	`exchange.iexpresstravel.com`
		PTR	`smtpus.peninsulachiropractic.com`
		PTR	`smtpus.prefersource.com`
		PTR	`exchange.primecellar.com`
		PTR	`exchange.primeglobalrealty.com`
		PTR	`exchange.primepac.com`
		PTR	`smtpus.primepac.com`
		PTR	`webmail.primepac.com`

`prefersource.com`

	DNSSEC	⚠️ Not signed
	A	208.91.197.27^{🇻🇬 CONFLUENCE-NETWORK-INC208.91.197.0/24 Confluence Networks Route Object}
	NS	`ns25.worldnic.com` ⭐
	NS	`ns26.worldnic.com`
	MX	`prefersource-com.mail.protection.outlook.com` ⭐
	MX	`mail.prefersource.com`⁽⁷⁰⁾
	MX	`exchange.prefersource.com`⁽⁸⁰⁾
	MX	`smtpxo.prefersource.com`⁽⁹⁰⁾
	TXT	`v=spf1 include:spf.protection.outlook.com -all`
	TXT	`MS=ms32701949`
	SOA	`NS25.WORLDNIC.com`namehost@WORLDNIC.com serial=122051309

MX for

prefersource.com

Same first word

mail.gov.na

mail.co.nz

mail.sdscloud.pl

mail.az

mail.is

mail.id

mail.tr

mail.tt

mail.media

mail.vinnica.ua

mail.readymade.jp

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mail.gov.ye

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mail.couchpotatofries.org

mail.radio.fm

mail.od.ua

mail.ms

mail.boleslawiec.pl

mail.mydns.vc

mail.lutsk.ua

mail.kz

mail.im

mail.kaas.gg

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mail.gov.mg

mail.ss

mail.co

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mail.gda.pl

mail.world

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mail.group

mail.gov

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mail.com.ba

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mail.training

mail.cd

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mail.cx

mail.gm

mail.su

mail.toshiba

mail.hosting

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mail.fm

mail.mil

mail.f5.si

mail.party

mail.tax

mail.coop

mail.directory

mail.freemyip.com

mail.com.tw

mail.hk.com

mail.mh

mail.gov.mw

mail.gov.bn

mail.mmafan.biz

mail.ky

mail.synology-diskstation.de

mail.schoolbus.jp

mail.cn.ua

mail.uz.ua

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DNS History

1 record (1 active, 0 former)

●A67.109.57.1052015-08-20 → 2026-05-15 · 2 obs

● 2015-08-20 06:32:46
● 2026-05-15 11:32:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
prefersource.com	ns25.worldnic.com, ns26.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.26.132

NS records: ns25.worldnic.com, ns26.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for prefersource.com (unsigned zone)

⏱️ Timing

Total: 221ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`67.109.57.105`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns25.worldnic.com, ns26.worldnic.com)

Analysis

Mail Server Role

mail.prefersource.com serves as a mail server for prefersource.com.

exchange.prefersource.com, smtpxo.prefersource.com and prefersource-com.mail.protection.outlook.com are commonly used as mail servers together with mail.prefersource.com.

IP Addresses

mail.prefersource.com resolves to one IP number: 67.109.57.105.

Other host names, for instance smtpxo.iexpresstravel.com, exchange.peninsulachiropractic.com, smtpxo.peninsulachiropractic.com, exchange.dreamquestholidays.com and exchange.toymakerwines.com share IP numbers with mail.prefersource.com.

mail.prefersource.com - robtex.com