webex.com - dns.ninja

`webex.com`

DNSSEC	⚠️ Not signed
A	2607:fcf0:2100:0:144:196:130:69^{🇺🇸 WEBEX2607:fcf0:2100::/44}
		PTR	`webex.com`
A	144.196.130.69^{🇺🇸 WEBEX144.196.128.0/19 Webex}
NS	`hns601.sjc03.webex.com` ⭐
NS	`ns1.as13445.net`
		A	2607:fcf0:30::1^{🇺🇸 WEBEX2607:fcf0:30::/44 IPv6 Anycast 1}
			PTR	`ns1.as13445.net`
		A	66.163.52.1^{🇺🇸 WEBEX66.163.52.0/24 CiscoWebex}
			PTR	`ns03.webex.com`
			PTR	`ns1.as13445.net`
NS	`ns2.as13445.net`
		A	2607:fcf0:40::1^{🇺🇸 WEBEX2607:fcf0:40::/44 IPv6 Anycast 2}
			PTR	`ns2.as13445.net`
		A	66.163.53.1^{🇺🇸 WEBEX66.163.53.0/24 CiscoWebex}
			PTR	`ns2.as13445.net`
MX	`alln-mx-01.cisco.com` ⭐
		A	2001:420:1201:6::ad25:93e6^{🇺🇸 ASNTTCISCO2001:420:1200::/41 170 West Tasman Drive San Jose CA 95134 United States}
			PTR	`alln-mx-01.cisco.com`
		A	173.37.147.230^{🇺🇸 ASNTTCISCO173.37.128.0/19 170 West Tasman Drive San Jose CA 95134 United States}
			PTR	`alln-mx-01.cisco.com`
MX	`rcdn-mx-01.cisco.com`⁽²⁰⁾
		A	2001:420:1101:7::48a3:166^{🇺🇸 ASNTTCISCO2001:420:1100::/41 170 West Tasman Drive San Jose CA 95134 United States}
			PTR	`rcdn-mx-01.cisco.com`
		A	72.163.7.166^{🇺🇸 ASNTTCISCO72.163.7.0/24 170 West Tasman Drive San Jose CA 95134 United States}
			PTR	`rcdn-mx-01.cisco.com`
MX	`aer-mx-01.cisco.com`⁽³⁰⁾
		A	2001:420:4621::ad26:d496^{🇳🇱 ASNTTCISCO2001:420:4000::/36 170 West Tasman Drive San Jose CA 95134 United States}
			PTR	`aer-mx-01.cisco.com`
		A	173.38.212.150^{🇳🇱 ASNTTCISCO173.38.128.0/17 170 West Tasman Drive San Jose CA 95134 United States}
			PTR	`aer-mx-01.cisco.com`
TXT	`9cef3rr776cnjs1cu53q6hrium`
TXT	`google-site-verification=t2i1Swk8XPQDj6Llz_4Uxu3OKL3wfO_aaxYylFmQ8MU`
TXT	`google-site-verification=3NhfQ1u_2ogGy3CA8qlIfFtMlW_nhx-VO85vAhT15a0`
TXT	`google-site-verification=fHXTAHXgtW5_Dzt4PHZKGF2PAI0r6PEHqmHJbkxo4_k`
TXT	`MS=ms74589643`
TXT	`MS=ms67549965`
TXT	`QuoVadis=c1bf1f71-e21f-4ef5-92d9-3285c488767a`
TXT	`google-site-verification=qXk-s_bdPaqiuaDN9jJCQjvNyw_hVkxXDhkm-1mZn14`
TXT	`google-site-verification=Z4Iwv_W8wkGKrlaPKLdcm3C_LDCydAJD6z3L1MAP7DI`
TXT	`im3l8j2k42u788bccbdisp5li`
TXT	`google-site-verification=RzBAdlNK125jocPINSM2ZOszpndsXj05vWe7wW2S0SQ`
TXT	`_4mb09s73v6a9wckdb66vo493hjjaors`
TXT	`_ayh0pajfqje3pjs2pm116pd355r34v0`
TXT	`_6ik2pmf86xptsbgsszcs655ujokc92i`
TXT	`google-site-verification=JrxFkdPqnLrmVyx1PTP1bKqRT0nxPR4yJKPnswmQiwc`
TXT	`_g5c6ucjoc163k9fpvz542l1d1dfrpqo`
TXT	`google-site-verification=_t-SfLHtBYLmxc40wrfAo8B9KwGg0jzSx2I1uVBbXLk`
TXT	`google-site-verification=BEWshakJYRMouwSQKX3vk5144-qUL1wwUWLU-XtfQ`
TXT	`google-site-verification=BEWshakJYRMouwSQKX_3vk5_144-qUL1wwUWLU-XtfQ`
TXT	`MS=ms61160488`
TXT	`slimtesttxt20170824002`
TXT	`slimtesttxt20170824001`
TXT	`lqucp0f6u7alqi7kgrjo5vsov5`
TXT	`lrg2pr6u4ubansuv47jtmmfd3p`
TXT	`v=spf1 redirect=_spf.webex.com`
TXT	`QuoVadis=eed4c791-aa21-4b45-8c91-2d83a93af871`
TXT	`ms93683787.msv1.invalid`
TXT	`MS=ms93683787`
TXT	`amazonses:n3XkGYyvmC8SrhX+CqICjY4eWnyKFwPo6mdHTMsmeu4=`
TXT	`QuoVadis=5a740d9e-6664-4d4c-8d87-716da9d530a7`
TXT	`google-site-verification=D1PXZV2EBUXGvgJdUWr3cahNprUgckDpzo8MgniDQHk`
TXT	`identrust_validate=k7ygEQYmdldT08d1QJLj/kpwWptXRiu5luc6iQyAKU/H`
SOA	`hns601.sjc03.webex.com`csg-ia@cisco.com serial=2025518712

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1784492702

rank #783 globally
rank #444 in the tld

webex.com

Webex.com is the official site for Cisco's Webex collaboration platform, offering video conferencing, online meetings, and messaging services. It is operated by Cisco Systems.

Key facts

Owner / operator: Cisco Systems
TLD:.com— gTLD
Primary purpose: corporate website for a video‑conferencing and collaboration service
Status: active

History

Year	Event
1996	WebEx launched as a web‑based conferencing service
2007	Cisco acquired WebEx for $3.2 billion
2022	Cisco Webex announced AI‑powered meeting features

Related domains

cisco.com

Semrush Rank:#6,510 Keywords:159,813 Traffic:365,271/mo
WOT: SAFE (88/100)
📈 Tranco rank: #178

Webex

Webex is a comprehensive collaboration and customer experience platform owned by Cisco. It provides unified communications solutions for hybrid work environments, positioning itself as a leader in enterprise collaboration technology.

Key Products and Services

Webex Suite - An AI-powered collaboration platform integrating:

- Video meetings and conferencing - Enterprise cloud calling - Team messaging and file sharing - Webinars and large-scale events - Video messaging for asynchronous communication - Polling, whiteboarding, and workspace management tools

Customer Experience Solutions - Cloud contact centers, AI agents, and CPaaS (Communications Platform as a Service) for automating customer interactions

Collaboration Devices - Hardware portfolio including room devices, desk phones, cameras, headsets, and digital whiteboards

History and Notable Facts

Webex was originally founded in 1995 and acquired by Cisco in 2007 for $3.2 billion. The platform claims that 95% of Fortune 500 companies use Webex, serving organizations across education, healthcare, government, finance, and entertainment sectors. The platform emphasizes AI-driven innovation, unified management through Control Hub, and enterprise-grade security.

PTR for

37.160.32.198.in-addr.arpa

9.6.0.0.0.3.1.0.6.9.1.0.4.4.1.0.0.0.0.0.0.0.1.2.0.f.c.f.7.0.6.2.ip6.arpa

Subdomains

esycbmm10.webex.com

nebulamv-v6.webex.com

ebicb468.webex.com

ed1sgcb133.webex.com

syd10-wxp00-sw02-te1-50.webex.com

vta1tpg12502.webex.com

ed1txcb8801.webex.com

nebulaev.webex.com

m01vamcs303-ms-vip.webex.com

sargento.webex.com

mjp77mcs816.webex.com

gcstx1ott003.webex.com

ebmwm123.webex.com

chevron.webex.com

identity-ca.webex.com

bmmpats.webex.com

gmsy27mcs170.webex.com

jonasfitness.webex.com

my-de.webex.com

easa-webmeetings.webex.com

dfw01-wxbt-lbsdx01-v850.webex.com

cheersin.webex.com

saica.webex.com

laverne.webex.com

dfw02-wxp00-csw02-vlan120.webex.com

elcb41901.webex.com

tp.webex.com

eaacb33001.webex.com

simmonsfirm.webex.com

m04vamcs120-a.webex.com

eaucb120.webex.com

ed1txcb82002.webex.com

stordata.webex.com

mln2mcs102c-ms-vip.webex.com

pgevents.webex.com

ed1sycb9302.webex.com

ed1txcb85301.webex.com

wap.webex.com

nsg1vss.webex.com

ed1lncb625.webex.com

vfg1tpg005.webex.com

mediafiles.webex.com

endace.webex.com

lanl-us.webex.com

ecucb45402.webex.com

ecucb33102.webex.com

global-gjtx1-jsj2-ees.webex.com

gpsprod-ams01.webex.com

ebicbmm30.webex.com

mln77mcccl01.webex.com

relias.webex.com

iocl.webex.com

analytics-can-yyz.webex.com

vbt7tpg012.webex.com

eleven-alpha.webex.com

ed1jp2cb5701.webex.com

fisglobal.webex.com

crossconnect.webex.com

dfw01-wxp00-asa04-identity-nat3.webex.com

ibm2.webex.com

sjarpr001-vip.webex.com

msj377mcs202.webex.com

jpl.webex.com

elcb332.webex.com

egtra102-1.webex.com

nrt02-wxdz-rt01.webex.com

eascb12901.webex.com

henryschein.webex.com

vistaprint1.webex.com

jfk02-nebulaev-v6.webex.com

emucb227.webex.com

mln2mcs103b-ms-vip.webex.com

global-nebulaaa-dfw03-jfk02.webex.com

global-rtx31-grny11-ees.webex.com

mls-prod-yyz01.webex.com

dfw02-wxp00-csw01-vlan120.webex.com

dfw02-nebular.webex.com

emcb310.webex.com

vta1tpg002.webex.com

ode.webex.com

siteworx.webex.com

dfw01-wxpd-lb13-adns.webex.com

developers.webex.com

vfg1tpg085.webex.com

ebt8cb1101.webex.com

global-nebulaij-new.webex.com

me01tavce904.webex.com

nebulaj-nongslb.webex.com

etxab-mzm.webex.com

mtx77mcs164.webex.com

jfk10-wxbb-crt01-te0-1-0-1.webex.com

ed1sycb9402.webex.com

lhr02-wxbb-crt01-ge0-7-0-0.webex.com

nebulacv.webex.com

blt.webex.com

nrt02-wxbb-crt01-te0-2-0-5.webex.com

ed1lncbmm40.webex.com

effectivemediaservices.webex.com

thriftywhite.webex.com

ed1idcb017.webex.com

Same first word

webex.cm

webex.co.il

webex.co.ma

webex.com

webex.tw.cn

webex.ha.cn

webex.ln.cn

webex.eu

webex.hk.cn

webex.tj.cn

webex.zj.cn

webex.me

webex.com.ph

webex.uk

webex.mobi

webex.he.cn

webex.cn

webex.space

webex.lk

webex.hu

webex.jx.cn

webex.ru

webex.cq.cn

webex.es

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webex.co.it

webex.name

webex.digital

webex.co

webex.sc.cn

webex.solutions

webex.co.kr

webex.ai

webex.jp.net

webex.com.sg

webex.it

webex.mx

webex.com.au

webex.services

webex.com.ar

webex.com.hk

webex.tel

webex.sa.com

webex.club

webex.biz

webex.com.es

webex.ro

webex.gr

webex.tw

webex.wiki

webex.go.it

webex.new

webex.js.cn

webex.cz

webex.uz

webex.net.cn

webex.us

webex.de

webex.pl

webex.design

webex.cam

webex.lv

webex.am

webex.s3.amazonaws.com

webex.co.jp

webex.au

webex.at

webex.me.it

webex.md

webex.ma

webex.com.ge

webex.dk

webex.com.gi

webex.dev

webex.ac.cn

webex.tr

webex.rs

webex.mircloud.host

webex.is.it

webex.pt

webex.pk

webex.tv.it

webex.guru

webex.reviews

webex.org

webex.blog

webex.jl.cn

webex.hk

webex.ae

webex.ie

webex.xj.cn

webex.app

webex.tv

webex.bj.cn

webex.gx.cn

webex.by

webex.pro

webex.com.gl

webex.gs.cn

webex.com.ua

webex.vn

webex.co.im

webex.ca

webex.co.uk

webex.co.je

webex.nm.cn

webex.co.in

webex.com.mx

webex.com.tr

webex.in

webex.sx.cn

webex.com.cn

webex.cc

webex.com.pt

webex.com.tw

webex.gd.cn

webex.co.za

webex.hb.cn

webex.com.ro

webex.to.it

webex.nz

webex.sn.cn

webex.yn.cn

webex.hi.cn

webex.fj.cn

webex.ah.cn

webex.video

webex.nx.cn

webex.com.vn

webex.sk

webex.co.at

webex.hn.cn

webex.com.lv

webex.gz.cn

webex.net

webex.nl

webex.sd.cn

webex.kr

webex.llc

webex.fi

webex.co.gg

webex.co.nz

webex.as

webex.li

webex.lt

Similar names

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xeweb.com

beewx.com

bewex.ch

exweb.com.br

exweb.sk

exweb.co

weebx.com

exweb.co.kr

bewex.nl

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xeweb.net

wexeb.com

webxe.com

exweb.ro

exweb.de

webxe.vn

webex.co.nl

webex.jp

webex.ch

webex.at.it

webex.cl

DNS History

13 records (8 active, 5 former)

○NShns001.sjc03.webex.com2026-02-14 → 2026-03-28 · 48 obs

○ 2021-12-31 02:06:34
● 2026-02-14 16:16:02
● 2026-03-26 14:52:40
○ 2026-03-26 15:23:24
○ 2026-03-26 15:57:16
● 2026-03-26 16:28:54
● 2026-03-26 18:41:22
○ 2026-03-26 19:16:02
○ 2026-03-26 19:53:10
● 2026-03-26 20:26:56
● 2026-03-26 21:33:52
○ 2026-03-26 22:04:32
● 2026-03-26 22:45:28
○ 2026-03-26 23:18:22
○ 2026-03-27 00:58:12
● 2026-03-27 01:33:02
● 2026-03-27 02:03:12
○ 2026-03-27 02:36:20
○ 2026-03-27 03:09:54
● 2026-03-27 03:39:58
● 2026-03-27 04:16:42
○ 2026-03-27 04:47:10
● 2026-03-27 05:17:26
● 2026-03-27 06:34:04
○ 2026-03-27 07:11:56
● 2026-03-27 07:42:38
○ 2026-03-27 08:15:30
○ 2026-03-27 10:27:30
● 2026-03-27 10:58:04
● 2026-03-27 11:29:00
○ 2026-03-27 12:00:58
● 2026-03-27 12:31:44
○ 2026-03-27 13:04:22
○ 2026-03-27 13:40:46
● 2026-03-27 14:14:16
○ 2026-03-27 14:46:16
● 2026-03-27 15:16:28
○ 2026-03-27 15:46:40
○ 2026-03-28 07:49:02
● 2026-03-28 09:16:44
○ 2026-03-28 10:41:22
○ 2026-03-28 13:58:40
● 2026-03-28 14:32:38
○ 2026-03-28 15:49:56
○ 2026-03-28 18:31:18
● 2026-03-28 19:19:40
○ 2026-03-28 21:03:42
○ 2026-07-19 20:29:44

●NShns601.sjc03.webex.com2026-03-26 → 2026-07-19 · 60 obs

○ 2026-03-26 14:52:40
● 2026-03-26 15:23:24
● 2026-03-26 15:57:16
○ 2026-03-26 16:28:54
○ 2026-03-26 18:41:22
● 2026-03-26 19:16:02
● 2026-03-26 19:53:10
○ 2026-03-26 20:26:56
○ 2026-03-26 21:33:52
● 2026-03-26 22:04:32
○ 2026-03-26 22:45:28
● 2026-03-26 23:18:22
● 2026-03-27 00:58:12
○ 2026-03-27 01:33:02
○ 2026-03-27 02:03:12
● 2026-03-27 02:36:20
● 2026-03-27 03:09:54
○ 2026-03-27 03:39:58
○ 2026-03-27 04:16:42
● 2026-03-27 04:47:10
○ 2026-03-27 05:17:26
○ 2026-03-27 06:34:04
● 2026-03-27 07:11:56
○ 2026-03-27 07:42:38
● 2026-03-27 08:15:30
● 2026-03-27 10:27:30
○ 2026-03-27 10:58:04
○ 2026-03-27 11:29:00
● 2026-03-27 12:00:58
○ 2026-03-27 12:31:44
● 2026-03-27 13:04:22
● 2026-03-27 13:40:46
○ 2026-03-27 14:14:16
● 2026-03-27 14:46:16
○ 2026-03-27 15:16:28
● 2026-03-27 15:46:40
● 2026-03-28 07:49:02
○ 2026-03-28 09:16:44
● 2026-03-28 10:41:22
● 2026-03-28 13:58:40
○ 2026-03-28 14:32:38
● 2026-03-28 15:49:56
● 2026-03-28 18:31:18
○ 2026-03-28 19:19:40
● 2026-03-28 21:03:42
● 2026-05-23 07:55:20
○ 2026-05-23 09:10:46
● 2026-05-23 10:04:22
● 2026-06-07 09:47:04
○ 2026-06-07 11:41:46
● 2026-06-07 12:49:18
○ 2026-06-26 10:29:32
● 2026-06-26 11:13:34
○ 2026-06-27 05:46:42
● 2026-06-27 06:21:38
○ 2026-06-28 09:55:44
● 2026-06-28 11:23:04
○ 2026-07-12 20:01:44
● 2026-07-12 21:02:30
● 2026-07-19 20:29:44

○NSmtsj1hns001.amer.prv.webex.com2021-06-17 → 2021-12-31 · 8 obs

○ 2021-03-05 11:53:42
● 2021-06-17 20:03:30
○ 2021-06-20 13:03:08
○ 2021-06-26 16:22:26
● 2021-07-30 00:11:30
● 2021-12-31 02:06:34
○ 2026-02-14 16:16:02
○ 2026-07-19 20:29:44

○NSmtta1hns001.amer.prv.webex.com2021-06-20 → 2021-06-26 · 5 obs

○ 2021-06-17 20:03:30
● 2021-06-20 13:03:08
● 2021-06-26 16:22:26
○ 2021-07-30 00:11:30
○ 2026-07-19 20:29:44

●NSns1.as13445.net2015-09-03 → 2026-07-19 · 8 obs

● 2015-09-03 17:17:50
● 2021-03-05 11:53:42
○ 2021-06-17 20:03:30
● 2021-12-31 02:06:34
● 2026-05-23 07:55:20
○ 2026-05-23 09:10:46
● 2026-05-23 10:04:22
● 2026-07-19 20:29:44

●NSns2.as13445.net2015-09-03 → 2026-07-19 · 5 obs

● 2015-09-03 17:17:50
● 2026-05-23 07:55:20
○ 2026-05-23 09:10:46
● 2026-05-23 10:04:22
● 2026-07-19 20:29:44

○NSsjc02-frsvc-lb01-adns2019-09-23 → 2020-02-02 · 5 obs

○ 2015-09-03 17:17:50
● 2019-09-23 15:22:50
● 2020-02-02 05:31:24
○ 2020-02-10 21:14:54
○ 2026-07-19 20:29:44

●MXaer-mx-01.cisco.com2015-09-03 → 2026-07-19 · 16 obs

● 2015-09-03 17:17:50
● 2026-05-23 07:55:20
○ 2026-05-23 09:10:46
● 2026-05-23 10:04:22
● 2026-06-07 09:47:04
○ 2026-06-07 11:41:46
● 2026-06-07 12:49:18
○ 2026-06-26 10:29:32
● 2026-06-26 11:13:34
○ 2026-06-27 05:46:42
● 2026-06-27 06:21:38
○ 2026-06-28 09:55:44
● 2026-06-28 11:23:04
○ 2026-07-12 20:01:44
● 2026-07-12 21:02:30
● 2026-07-19 20:29:44

●MXalln-mx-01.cisco.com2015-09-03 → 2026-07-19 · 16 obs

●MXrcdn-mx-01.cisco.com2015-09-03 → 2026-07-19 · 16 obs

●A144.196.130.692026-02-14 → 2026-07-19 · 17 obs

○ 2021-12-31 02:06:34
● 2026-02-14 16:16:02
● 2026-05-23 07:55:20
○ 2026-05-23 09:10:46
● 2026-05-23 10:04:22
● 2026-06-07 09:47:04
○ 2026-06-07 11:41:46
● 2026-06-07 12:49:18
○ 2026-06-26 10:29:32
● 2026-06-26 11:13:34
○ 2026-06-27 05:46:42
● 2026-06-27 06:21:38
○ 2026-06-28 09:55:44
● 2026-06-28 11:23:04
○ 2026-07-12 20:01:44
● 2026-07-12 21:02:30
● 2026-07-19 20:29:44

●A2607:fcf0:2100:0:144:196:130:692026-02-14 → 2026-07-19 · 17 obs

○A64.68.121.2052015-09-03 → 2021-12-31 · 4 obs

● 2015-09-03 17:17:50
● 2021-12-31 02:06:34
○ 2026-02-14 16:16:02
○ 2026-07-19 20:29:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, i.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net...	-
webex.com	ns1.as13445.net, ns2.as13445.net	-

✅ Authoritative Response

Server:66.163.53.1

NS records: ns1.as13445.net, ns2.as13445.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for webex.com (unsigned zone)

⏱️ Timing

Total: 1486ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`144.196.130.69`
AAAA	1	`2607:fcf0:2100:0:144:196:130:69`
NS	2	`ns2.as13445.net, ns1.as13445.net`
MX	3	`aer-mx-01.cisco.com (pri: 30), rcdn-mx-01.cisco.com (pri: 20)...`
TXT	32	`MS=ms67549965, QuoVadis=c1bf1f71-e21f-4ef5-92d9-3285c48...`
SOA	1	`hns601.sjc03.webex.com csg-ia.cisco.com`

Analysis

Hierarchy

Under webex.com as parent sit esycbmm10.webex.com, nebulamv-v6.webex.com, ebicb468.webex.com, ed1sgcb133.webex.com, syd10-wxp00-sw02-te1-50.webex.com and several thousand other host names.

IP Addresses

webex.com has two IP addresses: 144.196.130.69 and 2607:fcf0:2100:0:144:196:130:69

webx.com, ciscoaisummit.com, webexone.com plus two other host names have IP numbers in common with webex.com.

Name Servers

DNS for webex.com is handled by three authoritative name servers: ns1.as13445.net, ns2.as13445.net and hns601.sjc03.webex.com.

The name servers of webex.com overlap at least partially with those of other domains — among them 255.14.177.128.in-addr.arpa, 97.36.177.128.in-addr.arpa, 61.163.66.in-addr.arpa and two more.

These name servers commonly appear in combination with the name servers hns001.sjc03.webex.com.

ns1.as13445.net directs to 66.163.52.1 and 2607:fcf0:30::1. ns2.as13445.net directs to 66.163.53.1 and 2607:fcf0:40::1. Each host name carries two IP addresses.

Mail Servers

Mail for webex.com is routed through three mail servers — aer-mx-01.cisco.com, alln-mx-01.cisco.com and rcdn-mx-01.cisco.com.

At least some of the mail servers used by webex.com are shared with other domains: wgtwo.com, ensoft.co.uk, observable.net and two others among them.

These mail servers tend to be used in conjunction with the mail servers mail1.dynamicsoft.com.

Three hostnames — aer-mx-01.cisco.com, alln-mx-01.cisco.com and rcdn-mx-01.cisco.com — each have two IP addresses: aer-mx-01.cisco.com has 173.38.212.150 and 2001:420:4621::ad26:d496, alln-mx-01.cisco.com has 173.37.147.230 and 2001:420:1201:6::ad25:93e6, and rcdn-mx-01.cisco.com has 72.163.7.166 and 2001:420:1101:7::48a3:166.