`keysight.com`

DNSSEC	⚠️ Not signed
A	35.84.52.255^{🇺🇸 Amazon35.80.0.0/12 EC2 PDX prefix}
		PTR	`ec2-35-84-52-255.us-west-2.compute.amazonaws.com`
A	52.27.67.200^{🇺🇸 Amazon52.24.0.0/14 EC2 PDX prefix}
NS	`pdns111.ultradns.com` ⭐
		A	2001:502:f3ff::93^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`pdns111.ultradns.com`
		A	156.154.64.111^{🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar}
			PTR	`pdns111.ultradns.com`
NS	`ns3.keysight.com` ⚠️ Not in parent delegation
		A	192.25.21.142^{🇺🇸 AS395266192.25.21.0/24}
			PTR	`ns3.keysight.com`
NS	`pdns111.ultradns.biz`
		A	2610:a1:1015::93^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`pdns111.ultradns.biz`
		A	156.154.66.111^{🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar}
			PTR	`pdns111.ultradns.biz`
NS	`pdns111.ultradns.net`
		A	2610:a1:1014::93^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`pdns111.ultradns.net`
		A	156.154.65.111^{🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar}
			PTR	`pdns111.ultradns.net`
NS	`pdns111.ultradns.org`
		A	2001:502:4612::93^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`pdns111.ultradns.org`
		A	156.154.67.111^{🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar}
			PTR	`pdns111.ultradns.org`
MX	`mxa-003cac01.gslb.pphosted.com` ⭐
		A	205.220.161.93^{🇺🇸 Proofpoint205.220.161.0/24 Inc.}
			PTR	`mx0a-003cac01.pphosted.com`
MX	`mxb-003cac01.gslb.pphosted.com` ⭐
		A	205.220.173.93^{🇺🇸 Proofpoint205.220.173.0/24 Inc.}
			PTR	`mx0b-003cac01.pphosted.com`
TXT	`MS=ms13448721`
TXT	`MS=ms22695472`
TXT	`MS=ms74425658`
TXT	`MS=ms75418395`
TXT	`MS=ms93691955`
TXT	`855f4579-c145-44c9-aba6-e7f348313f2c`
TXT	`apple-domain-verification=ELoDVs9vbXXP199x`
TXT	`google-gws-recovery-domain-verification=57468945`
TXT	`amazonses:fqYcsLMBB7uXbWf2li+zPHhlKHvwYusVv1weGcOxb5U=`
TXT	`openai-domain-verification=dv-3NZmsuxJV5DdY5gFNM9LubOj`
TXT	`adobe-sign-verification=70d890733fd83f916971623a7d24b79`
TXT	`adobe-sign-verification=ec426ad795f23c2aea176e633561ab8`
TXT	`cursor-domain-verification-gr8bt2=gRt3NvnSbdPIawBW7eUjcFiTn`
TXT	`smartsheet-site-validation=yBV7GQJcHv9l2P41xObWNEIs-H1j4ZI8`
TXT	`teamviewer-sso-verification=d117f49c45d04cc18af1211ba7580bd9`
TXT	`anthropic-domain-verification-b5gvk3=OlkFb8HVfTU5A332wMpIFjdQS`
TXT	`gitlab-pages-verification-code=e339c91ac8b05ea35b7bc74f378e0f95`
TXT	`google-site-verification=revPDyva9oPIdsxYVRQZ2D-BO7EORp1fLB4i-cvJDA8`
TXT	`WReU/11y4qCdOlF76HR(0x356578)31LYLUtO6zzIlolbcnZg+WvqLiKBcpZ45IDFA2CO8SXBGhSeuVIfpt2...`
TXT	`ciscocidomainverification=4d0f15d232a422bbd1a559d676eed62a0115a1ea774c10478cc...`
TXT	`infoblox-domain-mastery=b533d19df0c61b133f276fcf038522a29a6a3afa781e016eab4c9...`
TXT	`cisco-ci-domain-verification=44abc3e8f9d675c913b6104d15eb2c8097427fa53dcae4d2...`
TXT	`atlassian-domain-verification=AGiDFptwa/OUoEDrGU08jejEUsHm7/m5WFaG8l5no8AL9mW...`
TXT	`atlassian-domain-verification=DFuXazCAA8Fn3e0Hj8A6b6uRTmbiI8leK5wsNjiVWnNIaGa...`
TXT	`atlassian-domain-verification=ik5bWbd2FTDgjL8zl75T9S/Rj5CgkVuO2uEmczNv98bpBir...`
TXT	`atlassian-domain-verification=tgnIXfKjDjq4HDIfXEHOkfHQt9ncNp2DN60DzGLi0CS6d9T...`
TXT	`_gitlab-pages-verification-code.keysight.com=gitlab-pages-verification-code=8...`
TXT	`v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com include:_spf.salesforce.c...`
SOA	`pdns111.ultradns.com`hostmaster@keysight.com serial=481566016

`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=1786321999

rank #5074 globally
rank #2511 in the tld
WOT: SAFE (73/100)
📈 Tranco rank: #14,361

PTR for

25.1.25.192.in-addr.arpa

Subdomains

bbnbppan01-old.keysight.com

support.keysight.com

www.keysight.com

ns4.keysight.com

smtp-a.keysight.com

em.keysight.com

community.keysight.com

cosbppan01-vpn.keysight.com

smetrics.keysight.com

download.keysight.com

bbnbppan01.keysight.com

cosbppan01-cp.keysight.com

bbnsbcint.keysight.com

ad.keysight.com

service.keysight.com

bbn.keysight.com

stgwww.keysight.com

ksmlicensing.keysight.com

jobs.keysight.com

webchat.keysight.com

dfw.keysight.com

ftp.keysight.com

ns5.keysight.com

ns1.keysight.com

cos.keysight.com

about.keysight.com

vip-emg-service.keysight.com

redirect.keysight.com

elq.keysight.com

ns3.keysight.com

connection.keysight.com

cosbppan01.keysight.com

blogs.keysight.com

ns2.keysight.com

srs.keysight.com

dev6.keysight.com

Same first word

keysight.com

keysight.co

keysight.net

keysight.com.cn

keysight.care

keysight.jp

keysight.asia

keysight.com.ua

keysight.cl

keysight.com.py

keysight.cz

keysight.my

keysight.de

keysight.ma

keysight.com.hk

keysight.mk

keysight.com.ec

keysight.store

keysight.com.pe

keysight.lt

keysight.fi

keysight.ca

keysight.sk

keysight.vn

keysight.be

keysight.sg

keysight.es

keysight.dk

keysight.co.jp

keysight.se

keysight.ro

keysight.tw

keysight.in

keysight.pl

keysight.co.in

keysight.com.uy

keysight.com.mx

keysight.com.my

keysight.it

keysight.sv

keysight.fr

keysight.us

keysight.eu

keysight.com.tw

keysight.co.za

keysight.si

keysight.ee

keysight.com.br

keysight.cn

keysight.co.il

keysight.com.au

keysight.org

keysight.co.kr

keysight.com.hr

keysight.ch

keysight.gr

keysight.nl

keysight.com.sg

keysight.com.vn

keysight.pt

keysight.mx

keysight.do

keysight.co.nz

keysight.tn

keysight.at

keysight.pr

keysight.com.ar

Similar names

keysihgt.com

skyeight.com

eightsky.com

sightkey.com

DNS History

19 records (9 active, 10 former)

○NSns1.keysight.com2015-09-03 → 2019-09-25 · 4 obs

● 2015-09-03 16:03:16
● 2019-09-25 13:54:34
○ 2026-02-15 11:18:42
○ 2026-08-10 00:50:28

○NSns2.keysight.com2015-09-03 → 2019-09-25 · 4 obs

● 2015-09-03 16:03:16
● 2019-09-25 13:54:34
○ 2026-02-15 11:18:42
○ 2026-08-10 00:50:28

●NSns3.keysight.com2015-09-03 → 2026-08-10 · 2 obs

● 2015-09-03 16:03:16
● 2026-08-10 00:50:28

○NSns4.keysight.com2015-09-03 → 2019-09-25 · 4 obs

● 2015-09-03 16:03:16
● 2019-09-25 13:54:34
○ 2026-02-15 11:18:42
○ 2026-08-10 00:50:28

○NSns5.keysight.com2015-09-03 → 2019-09-25 · 4 obs

● 2015-09-03 16:03:16
● 2019-09-25 13:54:34
○ 2026-02-15 11:18:42
○ 2026-08-10 00:50:28

●NSpdns111.ultradns.biz2026-02-15 → 2026-08-10 · 3 obs

○ 2019-09-25 13:54:34
● 2026-02-15 11:18:42
● 2026-08-10 00:50:28

●NSpdns111.ultradns.com2026-02-15 → 2026-08-10 · 3 obs

○ 2019-09-25 13:54:34
● 2026-02-15 11:18:42
● 2026-08-10 00:50:28

●NSpdns111.ultradns.net2026-02-15 → 2026-08-10 · 3 obs

○ 2019-09-25 13:54:34
● 2026-02-15 11:18:42
● 2026-08-10 00:50:28

●NSpdns111.ultradns.org2026-02-15 → 2026-08-10 · 3 obs

○ 2019-09-25 13:54:34
● 2026-02-15 11:18:42
● 2026-08-10 00:50:28

○MXkeysight-com.mail.protection.outlook.com2017-08-01 → 2019-09-06 · 5 obs

○ 2017-02-12 20:04:48
● 2017-08-01 09:16:34
● 2019-09-06 12:05:30
○ 2019-09-25 13:54:34
○ 2026-08-10 00:50:28

○MXmx1.keysight.iphmx.com2015-09-03 → 2017-02-12 · 4 obs

● 2015-09-03 16:03:16
● 2017-02-12 20:04:48
○ 2017-08-01 09:16:34
○ 2026-08-10 00:50:28

○MXmx2.keysight.iphmx.com2015-09-03 → 2017-02-12 · 4 obs

● 2015-09-03 16:03:16
● 2017-02-12 20:04:48
○ 2017-08-01 09:16:34
○ 2026-08-10 00:50:28

●MXmxa-003cac01.gslb.pphosted.com2019-09-25 → 2026-08-10 · 3 obs

○ 2019-09-06 12:05:30
● 2019-09-25 13:54:34
● 2026-08-10 00:50:28

●MXmxb-003cac01.gslb.pphosted.com2019-09-25 → 2026-08-10 · 3 obs

○ 2019-09-06 12:05:30
● 2019-09-25 13:54:34
● 2026-08-10 00:50:28

○MXnon-keysight-com.mail.protection.outlook.com2017-08-01 → 2019-09-06 · 5 obs

○ 2017-02-12 20:04:48
● 2017-08-01 09:16:34
● 2019-09-06 12:05:30
○ 2019-09-25 13:54:34
○ 2026-08-10 00:50:28

○A192.25.1.252015-10-27 → 2019-09-25 · 5 obs

○ 2015-09-03 16:03:16
● 2015-10-27 06:17:52
● 2019-09-25 13:54:34
○ 2026-02-15 11:18:42
○ 2026-08-10 00:50:28

○A192.25.1.292015-09-03 → 2015-09-03 · 3 obs

● 2015-09-03 16:03:16
○ 2015-10-27 06:17:52
○ 2026-08-10 00:50:28

●A35.84.52.2552026-02-15 → 2026-08-10 · 3 obs

○ 2019-09-25 13:54:34
● 2026-02-15 11:18:42
● 2026-08-10 00:50:28

●A52.27.67.2002026-02-15 → 2026-08-10 · 3 obs

○ 2019-09-25 13:54:34
● 2026-02-15 11:18:42
● 2026-08-10 00:50:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
keysight.com	pdns111.ultradns.net, pdns111.ultradns.com, pdns111.ultradns.biz, pdns111.ultradns.org	2 records

✅ Authoritative Response

Server:156.154.64.111

NS records: pdns111.ultradns.net, pdns111.ultradns.com, pdns111.ultradns.biz, pdns111.ultradns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for keysight.com (unsigned zone)

⏱️ Timing

Total: 1420ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`35.84.52.255, 52.27.67.200`
NS	5	`ns3.keysight.com, pdns111.ultradns.biz...`
MX	2	`mxa-003cac01.gslb.pphosted.com (pri: 10), mxb-003cac01.gslb.pphosted.com (pri: 10)`
TXT	28	`MS=ms13448721, MS=ms22695472...`
SOA	1	`pdns111.ultradns.com hostmaster.keysight`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (pdns111.ultradns.com, pdns111.ultradns.com)

Analysis

Hierarchy

Among the subdomains of keysight.com are bbnbppan01-old.keysight.com, support.keysight.com, www.keysight.com, ns4.keysight.com, smtp-a.keysight.com and a few other host names.

IP Addresses

keysight.com has two IP addresses: 35.84.52.255 and 52.27.67.200

Host names such as ec2-35-84-52-255.us-west-2.compute.amazonaws.com, prod-legacy-keysight-a6e5ba2ab6bac20b.elb.us-west-2.amazonaws.com and ec2-52-27-67-200.us-west-2.compute.amazonaws.com share their IP numbers with keysight.com.

Name Servers

Five name servers handle delegation for keysight.com: pdns111.ultradns.biz, ns3.keysight.com, pdns111.ultradns.com and two others.

There is at least partial name server overlap between keysight.com and other domains — prospansuite.net, isweb.iata.org, blundstone.es and two more among them.

These name servers regularly appear alongside pdns111.ultradns.net, pdns111.ultradns.org, edns1.ultradns.biz and 7 other name servers in NS record sets.

Host names pointing to two IP addresses:

pdns111.ultradns.biz points to 156.154.66.111 and 2610:a1:1015::93.

pdns111.ultradns.com points to 156.154.64.111 and 2001:502:f3ff::93.

pdns111.ultradns.net points to 156.154.65.111 and 2610:a1:1014::93.

pdns111.ultradns.org points to 156.154.67.111 and 2001:502:4612::93.

Host names resolving to a single IP address:

ns3.keysight.com points to 192.25.21.142.

Mail Servers

keysight.com uses two mail servers, mxa-003cac01.gslb.pphosted.com and mxb-003cac01.gslb.pphosted.com.

The mail server setup of keysight.com matches that of other domains such as rsoftinc.com, testplant.com, micram-instruments.com and two others.

keysight.com and a number of other domains — verisco.de, car-to-car.de, metricowireless.com and prismatelecomtesting.com among them — share at least some of the same mail servers.

mxa-003cac01.gslb.pphosted.com → 205.220.161.93 and mxb-003cac01.gslb.pphosted.com → 205.220.173.93: one IP number per host name.

keysight.com - robtex.com

keysight.com

com

PTR for

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`keysight.com`

`com`