zendesk.com - robtex.com

zendesk.com

DNSSEC⚠️ Not signed
A216.198.53.2πŸ‡ΊπŸ‡Έ CLOUDFLARESPECTRUM216.198.53.0/24 989 Market St San Francisco CA 94103 United States
A216.198.54.2πŸ‡ΊπŸ‡Έ CLOUDFLARESPECTRUM216.198.54.0/24 989 Market St San Francisco CA 94103 United States
NSns-1213.awsdns-23.org ⭐
A2600:9000:5304:bd00::1πŸ‡ΊπŸ‡Έ Amazon2600:9000:5304::/48 - CloudFront
PTRns-1213.awsdns-23.org
A205.251.196.189πŸ‡ΊπŸ‡Έ Amazon205.251.196.0/24 prefix
PTRns-1213.awsdns-23.org
NSns-1858.awsdns-40.co.uk
A2600:9000:5307:4200::1πŸ‡ΊπŸ‡Έ Amazon2600:9000:5307::/48 - CloudFront
PTRns-1858.awsdns-40.co.uk
A205.251.199.66πŸ‡ΊπŸ‡Έ Amazon205.251.199.0/24 prefix
PTRns-1858.awsdns-40.co.uk
NSns-444.awsdns-55.com
A2600:9000:5301:bc00::1πŸ‡ΊπŸ‡Έ Amazon2600:9000:5301::/48 - CloudFront
PTRns-444.awsdns-55.com
A205.251.193.188πŸ‡ΊπŸ‡Έ Amazon205.251.193.0/24 prefix
PTRns-444.awsdns-55.com
NSns-754.awsdns-30.net
A2600:9000:5302:f200::1πŸ‡ΊπŸ‡Έ Amazon2600:9000:5302::/48 - CloudFront
PTRns-754.awsdns-30.net
A205.251.194.242πŸ‡ΊπŸ‡Έ Amazon205.251.194.0/24 prefix
PTRns-754.awsdns-30.net
MXus-smtp-inbound-1.mimecast.com ⭐
A170.10.128.141πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.128.221πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.128.242πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.141πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.221πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.242πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
MXus-smtp-inbound-2.mimecast.com ⭐
A170.10.128.141πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.128.221πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.128.242πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.141πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.221πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.242πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
MXaspmx.l.google.com(110)
A2a00:1450:4009:c0f::1aπŸ‡¬πŸ‡§ Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.27πŸ‡ΊπŸ‡Έ Google192.178.223.0/24
PTRyulhrs-in-f27.1e100.net
MXalt1.aspmx.l.google.com(120)
A2a00:1450:4025:402::1bπŸ‡³πŸ‡± Google2a00:1450:4025::/48
PTRrb-in-f27.1e100.net
A142.250.102.27πŸ‡ΊπŸ‡Έ Google142.250.102.0/24
PTRrb-in-f27.1e100.net
MXalt2.aspmx.l.google.com(120)
A2a00:1450:4013:c1e::1aπŸ‡³πŸ‡± Google2a00:1450:4013::/48
PTRyugrqzs-in-f26.1e100.net
A192.178.213.26πŸ‡ΊπŸ‡Έ Google192.178.213.0/24
PTRyugrqzs-in-f26.1e100.net
MXaspmx2.googlemail.com(130)
A2a00:1450:4025:402::1bπŸ‡³πŸ‡± Google2a00:1450:4025::/48
PTRrb-in-f27.1e100.net
A142.250.102.26πŸ‡ΊπŸ‡Έ Google142.250.102.0/24
PTRrb-in-f26.1e100.net
TXT0ed1fe018a2374893f27154f25a6f54784f96b4b3b
TXT92cfb88d-b895-4f46-934b-4ecd107e59a1
TXT942552362-2482447
TXTDirectFedAuthUrl=https://zendesk.okta.com/app/zendesk_aiagentsazurezig_1/exk1...
TXTENJUTYRYQ
TXTMS=ms87052054
TXTMS=ms91445911
TXTadobe-idp-site-verification=f87b90e3b016c68095df9b01c1339e70eaeb158b9517711d3...
TXTadobe-idp-site-verification=fbc17c835736a1814a7f09390192ce1da750205f984fa2e75...
TXTapple-domain-verification=3pfH4AKY0NA72nHl
TXTasv=63067a6ba7ee681dbe3e26dce01a13a5
TXTatlassian-domain-verification=1EBT0aNzHvpjA0mUqdCF+qU/gsS8qxjjo50wYVc4nlCooKA...
TXTatlassian-domain-verification=VKatnNN6Z5k9QFIABnW7CaZM1H0z5bp40v0DPNj7ba9zcn8...
TXTatlassian-sending-domain-verification=740db120-4e15-4d5d-a7b0-66da110fa222
TXTbettercomp-verify=eeb8764cb09d9e7ef96ba262012aac38cb571dbbb4fc996b5e3403a665b...
TXTbox-domain-verification=a9056151b8e911fcdba552e791c9b4d8b8cc2f16d1bf5e9eced4a...
TXTca3-f35d69855c2041b4b2d4e861cb9fdd6f
TXTcanva-site-verification=U1b9IGcuRrxhapP7GzJMAw
TXTcount-okta-7SkGZInGQ7j0z4Cy4efxK
TXTcursor-domain-verification-w67ssa=qctFFin6s0w3gtIS0YHW62IRx
TXTdocker-verification=c5555047-3106-4749-98b2-1ae5745ba193
TXTdocusign=76412763-2e7d-4385-a9cf-227e938144d6
TXTfigma-domain-verification=d38ad4a1c1d6029e954e8d5c827d71106fb9844707ae3504052...
TXTgoogle-site-verification=0B1l6Hmp14vgBWc3Yi9Lkdn98KxqEfm3_IcgKsBrUoc
TXTgoogle-site-verification=LYyGUy8j5JeOt_Faduw1TMPTAR4fEzxfXDoT5B79giw
TXTgoogle-site-verification=Xcw5HeCMN0tRTA_wtmvXyrNJhnkOfxqydAJziyZYbs8
TXTgoogle-site-verification=egnMXsUGOEcJHf0AEe6sA2ui1hxV56dVP5ekk029C8M
TXThj-ownership=uF7x7UmKwsPqPAfBVE6Tg
TXThubspot-developer-verification=NmFlNmZmNWEtYWFkMS00NjFhLWIzNDEtMGE1ZTMxZDNkY2Y2
TXThubspot-developer-verification=YmRjZTlhZTItZmRhNy00ZjZhLWFhZTYtMDVlNzIwMmM2ZDgx
TXTjTHbayHetmTY@@lm5PYDcPqV*F$W3Z&4AM$6u3acBLo$%xKnt!Kwr^@TP^jB43*pO^F6O8S8RizT8...
TXTjamf-site-verification=03ryvTnFRg7t7K1fdvusNQ
TXTmailru-verification: c287c4d52bb5fd3c
TXTmiro-verification=3673a7d2bed1d9d95363960b5842c237312cf42a
TXTmongodb-site-verification=e30FUzWMBmdMTeKqSkHvbokTve6pZOvw
TXTmongodb-site-verification=yDpxj8ExSlalPAMCJ8OgGqccAE3RKtjy
TXTneat-pulse-domain-verification-VvrqZ7N=34d3bfcf-c556-4b05-a643-2019e0b08983
TXTonetrust-domain-verification=8cfd00023e5b4b53836b5be310a416cd
TXTopenai-domain-verification=dv-cKgK7AWQErYbWivKlTNsL7qJ
TXTqxxIl-wTDURBUBT4magGxQ
TXTsegment-site-verification=GEXWlzlTT3BdxCVHHD6RoG5BBa6eRlcg
TXTsmartsheet-site-validation=uO9zE6IM1MDanLjT5EieLufj1cgQCau-
TXTthousandeyes:p6xh4ric6juof7rvskyh89vk8wvoruq7
TXTv=spf1 ip4:103.151.192.0/23 ip4:104.43.243.237 ip4:149.97.173.180 ip4:163.116...
SOAns-1213.awsdns-23.orgawsdns-hostmaster@amazon.com serial=1

com

rank #252 globally
rank #160 in the tld
Semrush Rank:#1,478 Keywords:1,225,042 Traffic:1,802,368/mo
WOT: SAFE (91/100)
πŸ“ˆ Tranco rank: #400
zendesk.com - Tranco Rank (30d: ↓-2)393395400405410411May 3May 12May 21May 30Jun 7Rank#397#399

Zendesk is a customer service and engagement platform founded in 2007, providing help desk, ticketing, and CRM solutions. With over 100,000 customers and revenue exceeding $1.8 billion, Zendesk was taken private in 2022 for $10.2 billion.

Zendesk offers Support (ticketing), Guide (knowledge base), Chat, Talk (phone support), and Sell (sales CRM). The platform integrates with hundreds of third-party applications.

Zendesk's infrastructure processes billions of customer interactions across multiple channels. The platform runs primarily on AWS with global data centers for data residency requirements.

DNS for zendesk.com uses Amazon Route 53 with global distribution. The platform implements comprehensive security for protecting customer data.

Subdomains

Same first word

Similar names

DNS History

31 records (12 active, 19 former)

20162017201820192020202120222023202420252026NSns-1213.awsdns-23.orgns-1858.awsdns-40.co.ukns-444.awsdns-55.comns-754.awsdns-30.netns-1219.awsdns-24.orgns-128.awsdns-16.comns-2011.awsdns-59.co.ukns-709.awsdns-24.netns.zendesk.comns1.p08.dynect.netns2.p08.dynect.netns3.p08.dynect.netns4.p08.dynect.netpdns69.ultradns.bizpdns69.ultradns.co.ukpdns69.ultradns.compdns69.ultradns.infopdns69.ultradns.netpdns69.ultradns.orgMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comus-smtp-inbound-1.mimecast.comus-smtp-inbound-2.mimecast.comA216.198.53.2216.198.54.2192.161.154.134.206.241.134.225.199.3754.172.126.223
●NSns-1213.awsdns-23.org2026-02-14 β†’ 2026-06-09 Β· 3 obs
β—‹ 2021-07-16 13:36:12
● 2026-02-14 17:16:50
● 2026-06-09 17:21:48
β—‹NSns-1219.awsdns-24.org2020-11-04 β†’ 2021-07-16 Β· 5 obs
β—‹ 2020-07-07 15:02:20
● 2020-11-04 23:41:00
● 2021-07-16 13:36:12
β—‹ 2026-02-14 17:16:50
β—‹ 2026-06-09 17:21:48
β—‹NSns-128.awsdns-16.com2020-11-04 β†’ 2021-07-16 Β· 5 obs
β—‹ 2020-07-07 15:02:20
● 2020-11-04 23:41:00
● 2021-07-16 13:36:12
β—‹ 2026-02-14 17:16:50
β—‹ 2026-06-09 17:21:48
●NSns-1858.awsdns-40.co.uk2026-02-14 β†’ 2026-06-09 Β· 3 obs
β—‹ 2021-07-16 13:36:12
● 2026-02-14 17:16:50
● 2026-06-09 17:21:48
β—‹NSns-2011.awsdns-59.co.uk2020-11-04 β†’ 2021-07-16 Β· 5 obs
β—‹ 2020-07-07 15:02:20
● 2020-11-04 23:41:00
● 2021-07-16 13:36:12
β—‹ 2026-02-14 17:16:50
β—‹ 2026-06-09 17:21:48
●NSns-444.awsdns-55.com2026-02-14 β†’ 2026-06-09 Β· 3 obs
β—‹ 2021-07-16 13:36:12
● 2026-02-14 17:16:50
● 2026-06-09 17:21:48
β—‹NSns-709.awsdns-24.net2020-11-04 β†’ 2021-07-16 Β· 5 obs
β—‹ 2020-07-07 15:02:20
● 2020-11-04 23:41:00
● 2021-07-16 13:36:12
β—‹ 2026-02-14 17:16:50
β—‹ 2026-06-09 17:21:48
●NSns-754.awsdns-30.net2026-02-14 β†’ 2026-06-09 Β· 3 obs
β—‹ 2021-07-16 13:36:12
● 2026-02-14 17:16:50
● 2026-06-09 17:21:48
β—‹NSns.zendesk.com2015-09-04 β†’ 2020-07-07 Β· 4 obs
● 2015-09-04 12:39:20
● 2020-07-07 15:02:20
β—‹ 2020-11-04 23:41:00
β—‹ 2026-06-09 17:21:48
β—‹NSns1.p08.dynect.net2015-09-04 β†’ 2020-11-04 Β· 4 obs
● 2015-09-04 12:39:20
● 2020-11-04 23:41:00
β—‹ 2020-11-11 22:25:24
β—‹ 2026-06-09 17:21:48
β—‹NSns2.p08.dynect.net2015-09-04 β†’ 2020-11-04 Β· 4 obs
● 2015-09-04 12:39:20
● 2020-11-04 23:41:00
β—‹ 2020-11-11 22:25:24
β—‹ 2026-06-09 17:21:48
β—‹NSns3.p08.dynect.net2015-09-04 β†’ 2020-11-04 Β· 4 obs
● 2015-09-04 12:39:20
● 2020-11-04 23:41:00
β—‹ 2020-11-11 22:25:24
β—‹ 2026-06-09 17:21:48
β—‹NSns4.p08.dynect.net2015-09-04 β†’ 2020-11-04 Β· 4 obs
● 2015-09-04 12:39:20
● 2020-11-04 23:41:00
β—‹ 2020-11-11 22:25:24
β—‹ 2026-06-09 17:21:48
β—‹NSpdns69.ultradns.biz2016-10-21 β†’ 2020-07-07 Β· 5 obs
β—‹ 2015-09-04 12:39:20
● 2016-10-21 16:58:00
● 2020-07-07 15:02:20
β—‹ 2020-11-04 23:41:00
β—‹ 2026-06-09 17:21:48
β—‹NSpdns69.ultradns.co.uk2016-10-21 β†’ 2020-07-07 Β· 5 obs
β—‹ 2015-09-04 12:39:20
● 2016-10-21 16:58:00
● 2020-07-07 15:02:20
β—‹ 2020-11-04 23:41:00
β—‹ 2026-06-09 17:21:48
β—‹NSpdns69.ultradns.com2016-10-21 β†’ 2020-07-07 Β· 5 obs
β—‹ 2015-09-04 12:39:20
● 2016-10-21 16:58:00
● 2020-07-07 15:02:20
β—‹ 2020-11-04 23:41:00
β—‹ 2026-06-09 17:21:48
β—‹NSpdns69.ultradns.info2016-10-21 β†’ 2020-07-07 Β· 5 obs
β—‹ 2015-09-04 12:39:20
● 2016-10-21 16:58:00
● 2020-07-07 15:02:20
β—‹ 2020-11-04 23:41:00
β—‹ 2026-06-09 17:21:48
β—‹NSpdns69.ultradns.net2016-10-21 β†’ 2020-07-07 Β· 5 obs
β—‹ 2015-09-04 12:39:20
● 2016-10-21 16:58:00
● 2020-07-07 15:02:20
β—‹ 2020-11-04 23:41:00
β—‹ 2026-06-09 17:21:48
β—‹NSpdns69.ultradns.org2016-10-21 β†’ 2020-07-07 Β· 5 obs
β—‹ 2015-09-04 12:39:20
● 2016-10-21 16:58:00
● 2020-07-07 15:02:20
β—‹ 2020-11-04 23:41:00
β—‹ 2026-06-09 17:21:48
●MXalt1.aspmx.l.google.com2015-09-04 β†’ 2026-06-09 Β· 2 obs
● 2015-09-04 12:39:20
● 2026-06-09 17:21:48
●MXalt2.aspmx.l.google.com2015-09-04 β†’ 2026-06-09 Β· 2 obs
● 2015-09-04 12:39:20
● 2026-06-09 17:21:48
●MXaspmx.l.google.com2015-09-04 β†’ 2026-06-09 Β· 2 obs
● 2015-09-04 12:39:20
● 2026-06-09 17:21:48
●MXaspmx2.googlemail.com2015-09-04 β†’ 2026-06-09 Β· 2 obs
● 2015-09-04 12:39:20
● 2026-06-09 17:21:48
●MXus-smtp-inbound-1.mimecast.com2015-09-04 β†’ 2026-06-09 Β· 2 obs
● 2015-09-04 12:39:20
● 2026-06-09 17:21:48
●MXus-smtp-inbound-2.mimecast.com2015-09-04 β†’ 2026-06-09 Β· 2 obs
● 2015-09-04 12:39:20
● 2026-06-09 17:21:48
β—‹A192.161.154.12015-09-04 β†’ 2019-03-22 Β· 4 obs
● 2015-09-04 12:39:20
● 2019-03-22 16:30:02
β—‹ 2019-03-29 05:42:16
β—‹ 2026-06-09 17:21:48
●A216.198.53.22026-02-14 β†’ 2026-06-09 Β· 3 obs
β—‹ 2021-07-16 13:36:12
● 2026-02-14 17:16:50
● 2026-06-09 17:21:48
●A216.198.54.22026-02-14 β†’ 2026-06-09 Β· 3 obs
β—‹ 2021-07-16 13:36:12
● 2026-02-14 17:16:50
● 2026-06-09 17:21:48
β—‹A34.206.241.12019-03-29 β†’ 2021-07-16 Β· 5 obs
β—‹ 2019-03-22 16:30:02
● 2019-03-29 05:42:16
● 2021-07-16 13:36:12
β—‹ 2026-02-14 17:16:50
β—‹ 2026-06-09 17:21:48
β—‹A34.225.199.372019-03-29 β†’ 2021-07-16 Β· 5 obs
β—‹ 2019-03-22 16:30:02
● 2019-03-29 05:42:16
● 2021-07-16 13:36:12
β—‹ 2026-02-14 17:16:50
β—‹ 2026-06-09 17:21:48
β—‹A54.172.126.2232019-03-29 β†’ 2021-07-16 Β· 5 obs
β—‹ 2019-03-22 16:30:02
● 2019-03-29 05:42:16
● 2021-07-16 13:36:12
β—‹ 2026-02-14 17:16:50
β—‹ 2026-06-09 17:21:48

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
zendesk.comns-754.awsdns-30.net, ns-444.awsdns-55.com, ns-1213.awsdns-23.org, ns-1858.awsdns-40.co.uk2 records

βœ… Authoritative Response

Server:205.251.193.188

NS records: ns-754.awsdns-30.net, ns-444.awsdns-55.com, ns-1213.awsdns-23.org, ns-1858.awsdns-40.co.uk

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zendesk.com (unsigned zone)

⏱️ Timing

Total: 620ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2216.198.53.2, 216.198.54.2
NS4ns-1213.awsdns-23.org, ns-1858.awsdns-40.co.uk...
MX6us-smtp-inbound-1.mimecast.com (pri: 0), us-smtp-inbound-2.mimecast.com (pri: 0)...
TXT440ed1fe018a2374893f27154f25a6f54784f96b4b, 92cfb88d-b895-4f46-934b-4ecd107e59a1...
SOA1ns-1213.awsdns-23.org awsdns-hostmaster.

πŸ“Œ Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-444.awsdns-55.com, ns-444.awsdns-55.com)

Analysis

Hierarchy

stylishsupport.zendesk.com, begrafenis.zendesk.com, healthloop.zendesk.com, hongkonghelp.zendesk.com and wizbii.zendesk.com are among the tens of thousands of host names that fall under the parent domain zendesk.com.

IP Addresses

zendesk.com points to two IP numbers: 216.198.53.2 and 216.198.54.2.

Among the host names that share IP numbers with zendesk.com are atlassound.zendesk.com, dexhov.zendesk.com, tillerhelp.zendesk.com and two others.

Name Servers

DNS for zendesk.com is handled by 4 name servers: ns-444.awsdns-55.com, ns-754.awsdns-30.net, ns-1213.awsdns-23.org and ns-1858.awsdns-40.co.uk.

zendesk.com partially shares its NS delegation with several other domains, including moapps.jp, keeen.co.th, xn--friland-r1a.net and two others.

ns-444.awsdns-55.com, ns-754.awsdns-30.net, ns-1213.awsdns-23.org and ns-1858.awsdns-40.co.uk each carry two IP addresses. ns-444.awsdns-55.com has 205.251.193.188 and 2600:9000:5301:bc00::1; ns-754.awsdns-30.net has 205.251.194.242 and 2600:9000:5302:f200::1; ns-1213.awsdns-23.org has 205.251.196.189 and 2600:9000:5304:bd00::1; ns-1858.awsdns-40.co.uk has 205.251.199.66 and 2600:9000:5307:4200::1.

Mail Servers

zendesk.com is handled by 6 mail servers, aspmx2.googlemail.com, us-smtp-inbound-1.mimecast.com, us-smtp-inbound-2.mimecast.com and three other.

zendesk.com shares at least some of its mail servers with other domains β€” for example ericgilmore.com, iq-estore.com, thebaidunshop.com and two more.

These mail servers are frequently used alongside alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, aspmx.l.google.com and five other mail servers.

Host names resolving to 6 IP numbers:

The hostname us-smtp-inbound-1.mimecast.com resolves to 170.10.128.141, 170.10.128.221, 170.10.128.242 and three additional IP addresses.

The hostname us-smtp-inbound-2.mimecast.com resolves to 170.10.128.141, 170.10.128.221, 170.10.128.242 and three additional IP addresses.

Hosts with two IP numbers each:

aspmx2.googlemail.com has two IP addresses: 142.250.102.26 and 2a00:1450:4025:402::1b.

aspmx.l.google.com has two IP addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1a.

alt1.aspmx.l.google.com has two IP addresses: 142.250.102.27 and 2a00:1450:4025:402::1b.

alt2.aspmx.l.google.com has two IP addresses: 192.178.213.26 and 2a00:1450:4013:c1e::1a.

Host names pointing to 170.10.128.141 IP addresses: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Host names pointing to 170.10.128.221 IP addresses: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Host names pointing to 170.10.128.242 IP addresses: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Host names pointing to 170.10.132.141 IP addresses: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Host names pointing to 170.10.132.221 IP addresses: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Host names pointing to 170.10.132.242 IP addresses: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Host names pointing to 2a00:1450:4025:402::1b IP addresses: aspmx2.googlemail.com and alt1.aspmx.l.google.com.