`gkar.cisco.com`

DNSSEC	⚠️ Not signed
A	64.101.156.10^{🇺🇸 ASNTTCISCO64.101.128.0/18 170 West Tasman Drive San Jose CA 95134 United States}
		PTR	`gkar.cisco.com`

`cisco.com`

	DNSSEC	⚠️ Not signed
	A	2001:420:1101:1::185^{🇺🇸 ASNTTCISCO2001:420:1100::/41 170 West Tasman Drive San Jose CA 95134 United States}
	A	72.163.4.185^{🇺🇸 ASNTTCISCO72.163.4.0/24 170 West Tasman Drive San Jose CA 95134 United States}
	NS	`ns1.cisco.com` ⭐
	NS	`a28-64.akam.net`
	NS	`a3-64.akam.net`
	NS	`ns2.cisco.com`
	NS	`ns3.cisco.com`
	MX	`alln-mx-01.cisco.com` ⭐
	MX	`rcdn-mx-01.cisco.com`⁽²⁰⁾
	MX	`aer-mx-01.cisco.com`⁽³⁰⁾
	TXT	`ZOOM_verify_Gf6CaEdJ5aKGvjcUrZRkiA`
	TXT	`fastly-domain-delegation-w049tcm0w48ds-341317-20210209`
	TXT	`airtable-verification=18787f2dc47697bb547e871772aba0be`
	TXT	`intercom-domain-validation=8806e2f9-7626-4d9e-ae4d-2d655028629a`
	TXT	`google-site-verification=DN8r8LEcNiPYD95x3VnUM7Q6BH2H3390qvdIy4QjpvU`
	TXT	`bfefecbd-d5df-4b3a-b0dd-54bf5c72e698`
	TXT	`atlassian-domain-verification=2ldosmg0o2Mhpyok1OISaSGygWU9zk6fLLWdoczXtHap9lu...`
	TXT	`wiz-domain-verification=af241e6396696eedf1b361891435f6b21bdebb5621941d9927929...`
	TXT	`amazonses:mX+ylQj+fJAfh9pr03yIR7YvjKZ1bOo5ABegqM/5pvI=`
	TXT	`airtable-verification=8cd8b684d3d85964f2769dcb89944501`
	TXT	`google-site-verification=Vc0Pir22m1u9yw5HjXf6TYO6rlAI9EY8IVKUma-OqDY`
	TXT	`google-site-verification=9MlQU9MMQ1jHLMUkONKe6QzZ-ZIGRv0BCD1_rY1Zdmc`
	TXT	`flexera-domain-verification-nsbtshbvpbsmbnzh`
	TXT	`flexera-domain-verification-oxonqwdadtkprrcn`
	TXT	`docker-verification=4c56633a-274e-4858-88a2-2aeceffcfd66`
	TXT	`miro-verification=53bf5ccd47cb6239fe5cf14c3b328050dd5679ac`
	TXT	`stripe-verification=2B4F3B35976CFB93CA884A90BF3E0A8873EAC7C5AFD06D7047E87B794...`
	TXT	`amazonses:QbUv5pPHGQxRy1vKA0J7Y/biE9oR6MTxOTI1bZIfjsw=`
	TXT	`v=spf1 redirect=spfa._spf.cisco.com`
	TXT	`facebook-domain-verification=qr2nigspzrpa96j1nd9criovuuwino`
	TXT	`duo_sso_verification=IYdVUIrb2L95JVejSXV3hfsJVDZolQKKOPBztlD6TIgfCRSKeMuf8Wgb...`
	TXT	`OSSRH-97236`
	TXT	`jamf-site-verification=0mwRCzzRvk_HiKjmiqR3Lw`
	TXT	`apple-domain-verification=qOInipPgso3W8cmK`
	TXT	`airtable-verification=4114c0f710cfc430d841e55ed7ed920d`
	TXT	`sending_domain1067842=8806a83586b0389c05457f8b2f06e4859b3f1b0d6bad52e5fee552b...`
	TXT	`duo_sso_verification=sKMGaTln2vmQuKwaE4hKtTEY1UYn2JzAaxSZzGjkgJrKuZChN344mhIp...`
	TXT	`docusign=5e18de8e-36d0-4a8e-8e88-b7803423fa2f`
	TXT	`notion-domain-verification=IsKmFIvIIP8RUQNn4ZGQjzuCdZnI7TY7xcIYb65QQE8`
	TXT	`airtable-verification=d95d028f039252314cb7507fb88e4317`
	TXT	`docusign=95052c5f-a421-4594-9227-02ad2d86dfbe`
	TXT	`google-site-verification=r-K1CIdXkgRWxZstUHtVyM2UfwflnGgr4AR9_Qhk28Q`
	TXT	`asv=ac90e11808e87cfbf8768e69819b1aca`
	TXT	`pendo-domain-verification=Ad800_b0VJCaE7Ued9Ug3pIQ_V4`
	TXT	`amazonses:7LyiKZmpuGja4+KbA4xX3lN69yajYKLkHH4QJcWnuwo=`
	TXT	`jetbrains-domain-verification=e9mcf886rjng68x4qu59h22ef`
	TXT	`MS=ms35724259`
	TXT	`notion-domain-verification=7sz4S3LLtNIHZpYsgTTgOcRLlLrJ5JrmIgVcdRtGi1X`
	TXT	`atlassian-domain-verification=Gt2demeKDLmtNc9kPZhaAHFA37DEIcmFGUd6LARvB4yjLG7...`
	TXT	`adobe-aem-verification=www-idev-cloud.cisco.com/24859/366204/1b990ef7-ff88-49...`
	TXT	`airtable-verification=606530d538d1833c5fc724117ca5409a`
	TXT	`duo_sso_verification=pG21Oj5OPCxRPsWXsfbauWT9oua82cKtYUPAmsQvovKNq3xqWEcsEMEA...`
	TXT	`facebook-domain-verification=1zoxo8z7t013gpruxmhc8dkerq47vh`
	TXT	`mixpanel-domain-verify=2c6cb1aa-a3fb-44b9-ad10-d6b744109963`
	TXT	`workplace-domain-verification=Uhv7QPQ22nbuD3vG0jspf7R6LruYoS`
	TXT	`cloudflare_dashboard_sso=f60a7d128e406b8d9dd4103dd3554f6b`
	TXT	`duo_sso_verification=6Q7pJwSZ3damWHBcB8TNd9I5oduLRAFDDhip2pTFaa3QoIZtZnCgzjyZ...`
	TXT	`QuoVadis=94d4ae74-ecd5-4a33-975e-a0d7f546c801`
	TXT	`fastly-domain-delegation-z9slsbDdX0-368365-2021-05-14`
	TXT	`duo_sso_verification=AxenLdoqIXzjl2RJzE1BlOfkawDbDFlnbyvjAt8vcjKHBkvYwEMySDRk...`
	TXT	`fastly-domain-delegation-e9a758d22183504af2d5ab4d9a9853da-20210127`
	TXT	`pendo-domain-verification=c9d2fba1-7d94-4cf9-a6fb-310883c8bb15`
	TXT	`airtable-verification=8bf444fd0fad14a3aae2681cb7d68641`
	TXT	`stripe-verification=0BAD851A6A7ACC4A12DDCE03460CCEFAC86320A8494FDCCED35F71EE2...`
	TXT	`twilio-domain-verification=268434bd6a91bdd8d3bb5e6cffeeace7`
	TXT	`926723159-3188410`
	TXT	`elevenlabs=X_8Xi7v2hC20yVbziZuWtkapfDzUtNK3BogfZKVe9gY`
	TXT	`mZvHszGlmDhvPOUKL+6JMiw/VtckyOMKjcw1PLcjYowxM2PVLX2xG0ZSgdHRm8HXfaaGR2pMvhIrB...`
	TXT	`pendo-domain-verification=5995ba9c-9bf8-43d8-9e5a-309856760011`
	TXT	`cursor-domain-verification-evn8nj=Ml5OeQYe3sBg8uZOIeRrJgCO7`
	TXT	`pendo-domain-verification=c9796502-c914-4e50-892d-e426f2ac68e9`
	TXT	`ms-domain-verification=e0289fac-4a94-41df-b2b0-794347e490b7`
	TXT	`airtable-verification=d886631ce96b77ba775f9bddab44df92`
	TXT	`yahoo-verification-key=2B33D2zyxdBOxUw/abowAuwQ2pdtznP6ULDfQC3ag2g=`
	TXT	`google-site-verification=qPS9ZkoQ-Og1rBrM1_N7z-tNJNy2BVxE8lw6SB2iFdk`
	TXT	`c900335b8b825859b51473b9943a3880ae795df47426483b0a67630377a902f5`
	TXT	`google-site-verification=WmdDuSXl3PMb-48qcY6VUbW9kzNPe46zn9uDwgB2wX0`
	TXT	`atlassian-domain-verification=UwP1ncfiphlFs+wRx8wIBSXDScwNL7Jrw7tq2rnYz3+9T5+...`
	TXT	`postman-domain-verification=bac0835520fcf3b408c07c584b3575452de5930d08a942cc0...`
	TXT	`SFMC-o7HX74BQ79k7glpt_qjlF2vmZO9DpqLtYxKLwg87`
	TXT	`identrust_validation=IGfVhawoLyaH5CKT49RKObpqHgYyXRvd691dO1oCEOfh`
	TXT	`h1-domain-verification=rix5vuxntVpma4rTL2DbE3FDrrPjedhnRaqaHvghyod3egmZ`
	TXT	`stripe-verification=8e54fae7680b23aad6d5e3417be73a043f7e45cd2767272dbe0c9c6ea...`
	TXT	`sending_domain731003=25e34fadea88da7e64f0fab1e32d094f1f1e0fb2b97622deac2521f7...`
	TXT	`google-site-verification=lW5eqPMJI4VrLc28YW-JBkqA-FDNVnhFCXQVDvFqZTo`
	TXT	`adobe-idp-site-verification=c900335b8b825859b51473b9943a3880ae795df47426483b0...`
	TXT	`fastly-domain-delegation-im0VCGY5X0axEEmhXJb2-347911-20210310`
	TXT	`google-site-verification=V3t2K3dvr9fcd1YWwwanSmebEOO_UNTP06HR2_gUO5M`
	TXT	`airtable-verification=c0b5bd3f3db736f775f0dbe4e103cdea`
	TXT	`atlassian-domain-verification=AYTzL6wSVsW0IdyQp7gwv6lwtHdpMATnb8QriqyJ0niAaZc...`
	TXT	`atlassian-domain-verification=672RcADvt8BPqsb9gCN2ZC5DoTAhUT8abC1blYKQxi/MHMa...`
	TXT	`hubspot-domain-verification=NDQzNGY2ZWEtZTY0ZC00ZDQyLWI4YzctOGRkNDVjNTQ4YTAx`
	TXT	`atlassian-domain-verification=7JYRlY9ijBijTJ0YS5a8/58DU7OfKAHMYRufcy0TC57j2mN...`
	TXT	`adobe-aem-verification=www-devint-cloud.cisco.com/24859/366173/9418f2a2-ef45-...`
	SOA	`ns1.cisco.com`postmaster@cisco.com serial=1209427

WOT: SAFE (93/100)
rank #303 globally
rank #196 in the tld
This domain name, "cisco.com", is associated with Cisco Systems Inc, a multinational technology company based in San Jose, California, United States. The company specializes in networking hardware and software, telecommunications equipment, and other high-technology services and products. Its domain name is used for its official website where it provides information about its products, services, solutions, support, and more.WOT: SAFE (93/100)
📈 Tranco rank: #242

Cisco Systems is a multinational technology company founded in 1984, dominating the network infrastructure market. Cisco's routers and switches form the backbone of the internet and enterprise networks globally, with annual revenue exceeding $50 billion.

Cisco's portfolio includes networking hardware, security solutions, collaboration tools (Webex), and cloud services. The company has made numerous acquisitions including Webex, AppDynamics, and Duo Security.

Cisco's infrastructure supports massive global operations including Webex video conferencing serving millions of meetings daily.

DNS for cisco.com uses a hybrid setup with multiple providers for global resilience appropriate for a networking company.

PTR for

10.156.101.64.in-addr.arpa

Same first word

gkar.net

gkar.mobi

gkar.ru

gkar.se

gkar.com

gkar.org

gkar.us

Similar names

krag.no

argk.com

gark.se

kgar.net

argk.de

gakr.ru

kgra.in

karg.at

gark.cn

rgak.cn

ragk.de

arkg.cn

arkg.com

krga.me

ragk.nu

karg.us

krag.net

rkga.in

krag.dk

karg.info

karg.immo

krag.ru

karg.net

rgka.ru

kgar.com

akrg.com

karg.es

grak.work

gark.ru

karg.de

karg.email

krag.com

kagr.ru

rakg.com

akgr.com

krag.co.uk

kgra.de

akrg.ru

agkr.de

rkag.at

gkra.cn

ragk.se

karg.li

karg.nl

grak.pl

karg.ch

rgak.com

grka.ru

kagr.com

rkag.ru

gakr.com

rgka.net

krag.nz

karg.com

rgak.ru

akgr.net

rkga.org.cn

agrk.com

kgar.ru

krag.de

kagr.de

krag.ch

krag.us

gark.in

karg.me

arkg.de

krag.org

kgra.org

krga.cn

karg.co.uk

rkga.com

karg.org

krga.org

agrk.ru

rkag.ch

karg.biz

gark.com

karg.dk

akrg.cn

akrg.cz

ragk.ru

rkag.nl

krag.eu

argk.ru

agkr.com

agkr.ru

rkag.com

gkra.de

karg.kiev.ua

karg.kyiv.ua

arkg.ru

karg.it

gark.de

grak.net

krag.it

akgr.cn

grak.org

argk.cn

kgra.net

gark.net

karg.ca

rgka.co.nz

gark.no

gakr.de

rgka.cn

DNS History

1 record (1 active, 0 former)

●A64.101.156.102018-05-09 → 2026-04-24 · 2 obs

● 2018-05-09 20:41:34
● 2026-04-24 00:05:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net, h.gtld-servers.net...	-
cisco.com	ns1.cisco.com, ns2.cisco.com, a3-64.akam.net, a28-64.akam.net...	6 records

✅ Authoritative Response

Server:72.163.5.201

NS records: ns1.cisco.com, ns2.cisco.com, a3-64.akam.net, a28-64.akam.net, ns3.cisco.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cisco.com (unsigned zone)

⏱️ Timing

Total: 206ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`64.101.156.10`

📌 Glue Records Collected

Total: 6

In-bailiwick: 6 (ns1.cisco.com, ns1.cisco.com, ns2.cisco.com...)

Analysis

IP Addresses

gkar.cisco.com resolves to a single IP address: 64.101.156.10.

gkar.cisco.com - robtex.com

gkar.cisco.com

cisco.com