`mail.sierrainst.com`

DNSSEC	⚠️ Not signed
A	198.54.117.242^{🇺🇸 NAMCHEAP-PH198.54.117.0/24}
		PTR	`hexagon-242-117-54-198.registrar-servers.com`
NS	`verify-contact-details.namecheap.com` ⭐ ⚠️ Not in parent delegation
		A	198.54.117.252^{🇺🇸 NAMCHEAP-PH198.54.117.0/24}
			PTR	`hexagon-252-117-54-198.registrar-servers.com`
NS	`failed-whois-verification.namecheap.com` ⚠️ Not in parent delegation
		A	198.54.117.251^{🇺🇸 NAMCHEAP-PH198.54.117.0/24}
			PTR	`hexagon-251-117-54-198.registrar-servers.com`
SOA	`verify-contact-details.namecheap.com`support@namecheap.com serial=1783225857

`sierrainst.com`

	DNSSEC	⚠️ Not signed
	A	198.54.117.242^{🇺🇸 NAMCHEAP-PH198.54.117.0/24}
	NS	`verify-contact-details.namecheap.com` ⭐
	NS	`failed-whois-verification.namecheap.com`
	SOA	`verify-contact-details.namecheap.com`support@namecheap.com serial=1783225857

Previously MX for

sierrainst.com

Same first word

mail.ne.jp

mail.co.jp

mail.be

mail.com.vn

mail.how

mail.in-brb.de

mail.ro

mail.com.hk

mail.neustar

mail.ao

mail.pw

mail.broker

mail.school

mail.land

mail.yahoo

mail.edu.ge

mail.ps

mail.edu.ee

mail.gouv.ci

mail.gi

mail.fr

mail.mil.id

mail.k12.vt.us

mail.photos

mail.omg.lol

mail.ooo

mail.cloudaccess.net

mail.girly.jp

mail.ec

mail.blog

mail.potager.org

mail.v.ua

mail.copro.uk

mail.or.id

mail.kim

mail.md

mail.gov.ls

mail.edu.tt

mail.si

mail.gov.rw

mail.gov.bs

mail.ca

mail.je

mail.ks.ua

mail.org.br

mail.technology

mail.edu.ru

mail.edu.az

mail.global

mail.bambina.jp

mail.hu.net

mail.whitesnow.jp

mail.se

mail.keymachine.de

mail.gd

mail.ms.gov.br

mail.csx.cc

mail.basicserver.io

mail.coupons

mail.js.org

mail.ch

mail.partners

mail.mt

mail.golffan.us

mail.sky

mail.town

mail.sh

mail.nom.za

mail.com.br

mail.com.ph

mail.bike

mail.gr

mail.srv.br

mail.dyn-vpn.de

mail.serveminecraft.net

mail.gov.cn

mail.staba.jp

mail.pinoko.jp

mail.in.th

mail.insure

mail.tech

mail.rakkestad.no

mail.gov.bm

mail.com.py

mail.guru

mail.bing

mail.lv

mail.babyblue.jp

mail.in-berlin.de

mail.no-ip.biz

mail.host

mail.net.ar

mail.management

mail.qld.gov.au

mail.pm

mail.wf

mail.ltd

mail.com.pe

mail.marketing

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mail.com.tr

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DNS History

6 records (3 active, 3 former)

●NSfailed-whois-verification.namecheap.com2026-05-09 → 2026-07-05 · 3 obs

○ 2017-02-06 21:04:12
● 2026-05-09 09:00:22
● 2026-07-05 04:33:42

○NSns1.namebrightdns.com2017-02-06 → 2017-02-06 · 3 obs

● 2017-02-06 21:04:12
○ 2026-05-09 09:00:22
○ 2026-07-05 04:33:42

○NSns2.namebrightdns.com2017-02-06 → 2017-02-06 · 3 obs

● 2017-02-06 21:04:12
○ 2026-05-09 09:00:22
○ 2026-07-05 04:33:42

●NSverify-contact-details.namecheap.com2026-05-09 → 2026-07-05 · 3 obs

○ 2017-02-06 21:04:12
● 2026-05-09 09:00:22
● 2026-07-05 04:33:42

○A162.250.203.52017-02-06 → 2017-02-06 · 3 obs

● 2017-02-06 21:04:12
○ 2026-05-09 09:00:22
○ 2026-07-05 04:33:42

●A198.54.117.2422026-05-09 → 2026-07-05 · 3 obs

○ 2017-02-06 21:04:12
● 2026-05-09 09:00:22
● 2026-07-05 04:33:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, e.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net...	-
sierrainst.com	verify-contact-details.namecheap.com, failed-whois-verification.namecheap.com	2 records

✅ Authoritative Response

Server:198.54.117.251

NS records: verify-contact-details.namecheap.com, failed-whois-verification.namecheap.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sierrainst.com (unsigned zone)

⏱️ Timing

Total: 264ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`198.54.117.242`
NS	2	`failed-whois-verification.namecheap.com, verify-contact-details.namecheap.com`
SOA	1	`verify-contact-details.namecheap.com sup`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (verify-contact-details.namecheap.com, failed-whois-verification.namecheap.com)

Analysis

IP Addresses

mail.sierrainst.com resolves to one IP address: 198.54.117.242.

chasendittmer.com, autodiscover.waterlinerenewa1.com, ssaaadds79779.store and two other host names share IP numbers with mail.sierrainst.com.

Name Servers

mail.sierrainst.com has two authoritative name servers — failed-whois-verification.namecheap.com and verify-contact-details.namecheap.com.

mail.sierrainst.com uses the same name servers as several other domains — among them simsitu.com, daisyreneedesigns.com, newalbuff.icu and two more.

failed-whois-verification.namecheap.com directs to 198.54.117.251 and verify-contact-details.namecheap.com directs to 198.54.117.252; each host name points to exactly one IP number.

mail.sierrainst.com - robtex.com