`mail.digicert.com`

DNSSEC	⚠️ Not signed
A	44.230.95.124^{🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix}
		PTR	`mail.digicert.com`
A	91.240.105.37^{🇺🇸 DIGICERT_QUOVADIS91.240.105.0/24 Digicert QuoVadis}
A	202.65.16.36^{🇺🇸 AS32575202.65.16.0/24 PACNET (proxy-registered route object)}
A	216.168.240.31^{🇺🇸 AS32575216.168.240.0/24}
A	216.168.244.37^{🇺🇸 AS32575216.168.244.0/24 TNSI - Rock Hill (Verisign owned)}

`digicert.com`

	DNSSEC	⚠️ Not signed
	A	45.60.121.229^{🇺🇸 IMPERVA45.60.121.0/24 ORIXCOM via EMIX}
	A	45.60.131.229^{🇺🇸 IMPERVA45.60.131.0/24 ORIXCOM via EMIX}
	NS	`ns20.digicertdns.com` ⭐
	NS	`ns21.digicertdns.com`
	NS	`ns22.digicertdns.com`
	NS	`ns23.digicertdns.net`
	NS	`ns24.digicertdns.net`
	NS	`ns25.digicertdns.net`
	NS	`pdns196.ultradns.biz`
	NS	`pdns196.ultradns.com`
	NS	`pdns196.ultradns.net`
	NS	`pdns196.ultradns.org`
	MX	`digicert-com.mail.protection.outlook.com` ⭐
	TXT	`pax8validate`
	TXT	`PDDL96o0kJXfsY1UKWkj8_-WiQ`
	TXT	`_iu8a5g8unla4ur5rvw7ulwbcfq11mmn`
	TXT	`_mkwt024uea9zg5c8ywxx98km4xs59oa`
	TXT	`c3cfbc958c404c659f758cdd4dc2ae0e`
	TXT	`hbxl3xs6mnfgcvdwpjltfztfqbm0q6j7`
	TXT	`l685v6cy93xkw8pgppy4ms518l61ql0t`
	TXT	`pjzx2ldzjbycl42tc85lm8zm05kxc5b9`
	TXT	`tm25jk2w7b1lqkvzg72ns2tnlwkfx4bp`
	TXT	`asv=1f1b135281f5d1ef6d125b846798c281`
	TXT	`apple-domain-verification=LysAWG6wOID76rWM`
	TXT	`QuoVadis=8689a090-cbf6-4aff-8fb7-3416494f1f6f`
	TXT	`docusign=999fd605-b079-4d81-b0d8-a95208ae4450`
	TXT	`cloudhealth=eb379e22-a90f-4097-b814-ca7d330ad0d8`
	TXT	`google-gws-recovery-domain-verification=48029321`
	TXT	`openai-domain-verification=dv-YNK3xcL8AItjkv1ZubDo6TsE`
	TXT	`docker-verification=1608c704-787a-464a-8f5f-4d19c1c3e0aa`
	TXT	`miro-verification=31e307c1dc4ae6591a1edd5c7dcf58c678b54d32`
	TXT	`onetrust-domain-verification=f8a2f79b8dab41a492aaaa52e613a679`
	TXT	`anthropic-domain-verification-3jqen9=N0Wsir4IqKxnVjDr9Fro3i7B9`
	TXT	`fastly-domain-delegation-3t4rfpsjms3gfs7ifvcc-716488-2023-11-22`
	TXT	`google-site-verification=biaoTy6jC7ljI6uEbBxS7wtBbZAyukDzJTUhJM_hYEg`
	TXT	`v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email include:mktomail.com ...`
	TXT	`kUy+EQPWJE5P7A19foqNx806Ir1KXvwbqbedXmbobf/C+X25pgY1YJ1GVX8rj6VdvXnUvqabmtdTO...`
	TXT	`adobe-idp-site-verification=0575680fbf675a4b870e0423b2b288e8f93b19b571ff480a0...`
	TXT	`atlassian-domain-verification=/d+HEyZ/KMJ86EO42QuM+xsCy/NYRORirQapa7A521Lw2DA...`
	TXT	`_gitlab-pages-verification-code.digicert.com TXT gitlab-pages-verification-co...`
	SOA	`ns20.digicertdns.com`dns@digicertdns.com 2009-02-08 #76

WOT: SAFE (93/100)
rank #4063 globally
rank #2058 in the tld
Semrush Rank:#20,201 Keywords:67,577 Traffic:109,100/mo
WOT: SAFE (93/100)
📈 Tranco rank: #41

DigiCert

DigiCert is a global provider of digital trust and security solutions, headquartered in Lehi, Utah. The company specializes in SSL/TLS certificates, code signing, and Public Key Infrastructure (PKI) solutions that secure websites, software, and digital communications worldwide.

Key Products & Services

SSL/TLS Certificates – Website security and encryption
DigiCert ONE Platform – Unified certificate lifecycle management
Code Signing – Software authenticity verification
PKI Solutions – Enterprise public key infrastructure
Threat Intelligence – Security research and RADAR Brief reports

DigiCert has been recognized as a Leader in the IDC MarketScape for Worldwide Certificate Lifecycle Management. The company focuses on quantum readiness, email security, and helping organizations maintain digital trust across hybrid environments.

DNS & Hosting Infrastructure

Nameservers: UltraDNS (pdns196.ultradns.com/net/org/biz) and DigiCert DNS (ns20-ns25.digicertdns.com/net)
Web Hosting: Incapsula CDN/DDoS protection (45.60.121.229, 45.60.131.229)
Mail: Microsoft 365 (digicert-com.mail.protection.outlook.com)
DNSSEC: Not enabled
Tranco Rank: #39 globally

PTR for

37.244.168.216.in-addr.arpa

232.193.78.64.in-addr.arpa

36.16.65.202.in-addr.arpa

31.240.168.216.in-addr.arpa

37.105.240.91.in-addr.arpa

124.95.230.44.in-addr.arpa

115.225.58.64.in-addr.arpa

Previously MX for

digicert.com

Same first word

mail.so

mail.ind.in

mail.com.in

mail.noip.us

mail.hippy.jp

mail.eating-organic.net

mail.ba.gov.br

mail.com

mail.inf.br

mail.4u.com

mail.edu.tw

mail.gov.rs

mail.dnsalias.net

mail.pro.br

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.town

mail.sh

mail.nom.za

mail.com.br

mail.com.ph

mail.co.ua

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.tech

mail.rakkestad.no

mail.gov.bm

mail.com.py

mail.guru

mail.bing

mail.lv

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lima.nu

mail.gl

mail.link

mail.no

ilma.pl

mail.net.vn

mail.lib.wy.us

lami.com.au

mail.pictures

ilma.org

mail.gov.kg

mail.ag

mail.hk

mail.win

mail.net

ilam.ph

amli.fi

ilma.wpmudev.host

mail.ne.kr

mail.support

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mail.de

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almi.ru

liam.nu

mail.new

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imal.org.mx

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mali.com

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mali.ru

amli.kommune.no

mlai.melbourne

mail.pro

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mail.vivian.jp

mila.fi

mail.df.gov.br

mail.ci

mali.nl

mail.chirurgiens-dentistes.fr

mail.frenchkiss.jp

mail.blogspot.be

amli.fr

ilam.in

mail.go.kr

almi.odessa.ua

almi.mobi

mail.my-gateway.de

mail.wedding

mail.za.bz

lima.city

almi.shop

mail.to

mail.tf

iaml.org

mail.ba

almi.com.br

aiml.site

mail.lviv.ua

amil.cn

mail.ki

mali.at

mila.ca

liam.biz

mail.lima-city.de

mail.mysecuritycamera.com

mail.microsoft

mail.mil.tw

mail.org.in

mail.deals

lami.at

mila.quebec

amli.work

mail.edu.pl

ilma.lt

mail.cfolks.pl

mail.cm

mail.go.th

alim.biz

mail.mil.cn

mail.poivron.org

lami.com.co

mail.dnshome.de

mail.jp

mail.mp

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lima.world

mail.edu.bi

almi.de

DNS History

8 records (5 active, 3 former)

●A202.65.16.362026-03-09 → 2026-05-15 · 3 obs

○ 2020-12-13 01:36:48
● 2026-03-09 20:59:24
● 2026-05-15 11:37:44

●A216.168.240.312026-03-09 → 2026-05-15 · 3 obs

○ 2020-12-13 01:36:48
● 2026-03-09 20:59:24
● 2026-05-15 11:37:44

●A216.168.244.372020-12-13 → 2026-05-15 · 3 obs

○ 2015-07-25 18:19:34
● 2020-12-13 01:36:48
● 2026-05-15 11:37:44

●A44.230.95.1242020-12-13 → 2026-05-15 · 3 obs

○ 2015-07-25 18:19:34
● 2020-12-13 01:36:48
● 2026-05-15 11:37:44

○A64.58.225.1152020-12-13 → 2020-12-13 · 4 obs

○ 2015-07-25 18:19:34
● 2020-12-13 01:36:48
○ 2026-03-09 20:59:24
○ 2026-05-15 11:37:44

○A64.58.225.1162020-12-13 → 2020-12-13 · 4 obs

○ 2015-07-25 18:19:34
● 2020-12-13 01:36:48
○ 2026-03-09 20:59:24
○ 2026-05-15 11:37:44

○A64.78.193.2322015-07-25 → 2020-12-13 · 4 obs

● 2015-07-25 18:19:34
● 2020-12-13 01:36:48
○ 2026-03-09 20:59:24
○ 2026-05-15 11:37:44

●A91.240.105.372026-03-09 → 2026-05-15 · 3 obs

○ 2020-12-13 01:36:48
● 2026-03-09 20:59:24
● 2026-05-15 11:37:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...	-
digicert.com	pdns196.ultradns.com, pdns196.ultradns.net, pdns196.ultradns.org, pdns196.ultradns.biz...	8 records

✅ Authoritative Response

Server:156.154.66.196

NS records: pdns196.ultradns.com, pdns196.ultradns.net, pdns196.ultradns.org, pdns196.ultradns.biz, ns20.digicertdns.com, ns21.digicertdns.com, ns22.digicertdns.com, ns24.digicertdns.net, ns25.digicertdns.net, ns23.digicertdns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for digicert.com (unsigned zone)

⏱️ Timing

Total: 787ms | Queries: -

📄 Records

Type	Count	Sample Data
A	5	`202.65.16.36, 216.168.240.31...`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (pdns196.ultradns.com, pdns196.ultradns.com, ns20.digicertdns.com...)

Analysis

IP Addresses

mail.digicert.com points to five IPs: 44.230.95.124, 91.240.105.37, 202.65.16.36, 216.168.240.31 and 216.168.244.37.

mail.digicert.com - robtex.com