`bbn.keysight.com`

DNSSEC	⚠️ Not signed
NS	`pdns111.ultradns.com` ⭐ ⚠️ Not in parent delegation
		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	`ns1.keysight.com` ⚠️ Not in parent delegation
		A	192.25.5.13^{🇩🇪 AS395266192.25.5.0/24 OBS customer}
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` ⚠️ Not in parent delegation
		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` ⚠️ Not in parent delegation
		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` ⚠️ Not in parent delegation
SOA	`pdns111.ultradns.com`hostmaster@keysight.com serial=481561361

`keysight.com`

	DNSSEC	⚠️ Not signed
	A	35.84.52.255^{🇺🇸 Amazon35.80.0.0/12 EC2 PDX prefix}
	A	52.27.67.200^{🇺🇸 Amazon52.24.0.0/14 EC2 PDX prefix}
	NS	`pdns111.ultradns.com` ⭐
	NS	`ns3.keysight.com` ⚠️ Not in parent delegation
	NS	`pdns111.ultradns.biz`
	NS	`pdns111.ultradns.net`
	NS	`pdns111.ultradns.org`
	MX	`mxa-003cac01.gslb.pphosted.com` ⭐
	MX	`mxb-003cac01.gslb.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

WOT: SAFE (62/100)
rank #5074 globally
rank #2511 in the tld
WOT: SAFE (73/100)
📈 Tranco rank: #14,320

Subdomains

ftpbox.bbn.keysight.com

Same first word

bbn.it

bbn.life

bbn.az

bbn.at

bbn.space

bbn.biz

bbn.gmbh

bbn.fr

bbn.ca

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bbn.fi

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bbn.lv

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bbn.co.jp

bbn.com.tw

bbn.pl

bbn.se

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bbn.me

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bbn.de

bbn.org

bbn.solutions

bbn.gov.pl

bbn.so

bbn.com

bbn.jp

bbn.cn

bbn.tv

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bbn.info

bbn.es

bbn.nu

bbn.ee

bbn.io

bbn.blue

bbn.com.tr

bbn.nl

bbn.dk

bbn.ch

bbn.net

bbn.ai

bbn.us

bbn.co

bbn.com.mx

bbn.com.hk

bbn.net.cn

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bnb.vn

nbb.me

bnb.com.ua

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bnb.media

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bnb.properties

bnb.ge

nbb.guru

bnb.pet

nbb.com.ua

bnb.gov.br

bnb.ro

bnb.ca

bnb.org.tw

nbb.org

bnb.es

bnb.co.nz

bnb.is

nbb.co.jp

bnb.co.za

bnb.tv

bnb.pl

bnb.jp

bnb.bt

nbb.kg

nbb.church

bnb.amsterdam

bnb.finance

nbb.com.bh

bnb.lt

nbb.ir

bnb.now

bnb.abruzzo.it

bnb.life

bnb.nl

nbb.com.br

bnb.zone

bnb.tw

bnb.marche.it

bnb.basilicata.it

bnb.kiev.ua

bnb.be

bnb.ovh

nbb.biz

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nbb.name

bnb.dog

bnb.se

nbb.ca

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bnb.chat

nbb.at

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bnb.boutique

bnb.tn

nbb.cn

nbb.nl

nbb.vn

bnb.co

bnb.bologna.it

nbb.ru

bnb.rent

bnb.site

bnb.ae

bnb.network

bnb.com.br

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bnb.sicilia.it

bnb.re

bnb.df.gov.br

bnb.fr

nbb.org.uk

bnb.ru

nbb.cc

bnb.care

bnb.co.kr

bnb.dk

bnb.no

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bnb.it

bnb.cologne

bnb.az

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bnb.education

bnb.com.bo

nbb.com.vn

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bnb.md

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bnb.rentals

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bnb.guru

bnb.fi

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bnb.co.id

bnb.li

nbb.in

bnb.ch

bnb.farm

bnb.cool

nbb.ch

nbb.cz

nbb.org.au

bnb.eu

bnb.my

bnb.info

bnb.biz

bnb.de

nbb.info

bnb.mortgage

bnb.molise.it

nbb.deals

bnb.africa

bnb.by

DNS History

6 records (6 active, 0 former)

●NSns1.keysight.com2026-02-20 → 2026-08-10 · 2 obs

● 2026-02-20 14:08:52
● 2026-08-10 13:52:22

●NSns3.keysight.com2026-02-20 → 2026-08-10 · 2 obs

● 2026-02-20 14:08:52
● 2026-08-10 13:52:22

●NSpdns111.ultradns.biz2026-02-20 → 2026-08-10 · 2 obs

● 2026-02-20 14:08:52
● 2026-08-10 13:52:22

●NSpdns111.ultradns.com2026-02-20 → 2026-08-10 · 2 obs

● 2026-02-20 14:08:52
● 2026-08-10 13:52:22

●NSpdns111.ultradns.net2026-02-20 → 2026-08-10 · 2 obs

● 2026-02-20 14:08:52
● 2026-08-10 13:52:22

●NSpdns111.ultradns.org2026-02-20 → 2026-08-10 · 2 obs

● 2026-02-20 14:08:52
● 2026-08-10 13:52:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net, l.gtld-servers.net...	-
keysight.com	pdns111.ultradns.net, pdns111.ultradns.com, pdns111.ultradns.biz, pdns111.ultradns.org	2 records

✅ Authoritative Response

Server:156.154.67.111

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: 390ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	6	`ns1.keysight.com, ns3.keysight.com...`
SOA	1	`pdns111.ultradns.com hostmaster.keysight`

📌 Glue Records Collected

Total: 2

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

Analysis

Hierarchy

ftpbox.bbn.keysight.com is delegated beneath bbn.keysight.com.

Name Servers

DNS for bbn.keysight.com is handled by 6 name servers: pdns111.ultradns.biz, ns1.keysight.com, ns3.keysight.com and 3 others.

There is at least partial name server overlap between bbn.keysight.com and other domains — future-grains.com, howmetaerospace.co.ve, qualtrics.es and two more among them.

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

Host names pointing to two IP addresses:

pdns111.ultradns.biz has two IP addresses: 156.154.66.111 and 2610:a1:1015::93.

pdns111.ultradns.com has two IP addresses: 156.154.64.111 and 2001:502:f3ff::93.

pdns111.ultradns.net has two IP addresses: 156.154.65.111 and 2610:a1:1014::93.

Host names resolving to a single IP address:

ns1.keysight.com directs to 192.25.5.13.

ns3.keysight.com directs to 192.25.21.142.