rambus.com - robtex.com

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rambus.com

DNSSEC⚠️ Not signed
A141.193.213.20🇺🇸 CLOUDFLARESPECTRUM
PTRip-141-193-213-20.defastlink.net
NSudns1.ultradns.net ⭐
A2001:502:f3ff::d🇺🇸 MAINT-ID-12008
PTRudns1.ultradns.net
A204.69.234.1🇺🇸 MAINT-ID-12008
PTRudns1.ultradns.net
NSudns2.ultradns.net
A2610:a1:1014::d🇺🇸 MAINT-ID-12008
PTRudns2.ultradns.net
A204.74.101.1🇺🇸 MAINT-ID-12008
PTRudns2.ultradns.net
MXrambus-com.mail.protection.outlook.com ⭐
A2a01:111:f403:c92c::3🇺🇸 Microsoft
PTRmail-dm5pr04cu00103.inbound.protection.outlook.com
A2a01:111:f403:f802::🇺🇸 Microsoft
PTRmail-byapr05cu00400.inbound.protection.outlook.com
A2a01:111:f403:f802::2🇺🇸 Microsoft
PTRmail-sj2pr05cu00202.inbound.protection.outlook.com
A2a01:111:f403:f90c::🇺🇸 Microsoft
PTRmail-sn1pr03cu00100.inbound.protection.outlook.com
A52.101.10.16🇺🇸 Microsoft
PTRmail-bn6pr21cu00500.inbound.protection.outlook.com
A52.101.11.19🇺🇸 Microsoft
PTRmail-sa9pr04cu00203.inbound.protection.outlook.com
A52.101.40.0🇺🇸 Microsoft
PTRmail-cy5pr03cu00300.inbound.protection.outlook.com
A52.101.194.3🇺🇸 Microsoft
PTRmail-ch1pr04cu00103.inbound.protection.outlook.com
TXTMS=ms25520676
TXT3ol8lb4qjifjadrc5pd1rrtfvd
TXTch4vofrcdggeojutp067nofk37
TXTtasufean0ovh90uls966boklur
TXTan2l6dkv5u4io0kcpekfmuc20n
TXT_oonw19vcuxz9d9w96cc52rwn7rpx373
TXTapple-domain-verification=4ndOLkYRKv0FuRW4
TXTdocusign=94a8fb0a-284e-4dae-b0ed-567b1fd6fb64
TXTdocusign-jas-9a0f1f2c-ec52-4ad1-90d4-288e4e4a6523
TXTFoxit-domain-verification=579ebdd6ae12bf6ce144c1d8abedac47
TXTv=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
TXTpardot803123=41225a0d0d564d5569beae48ebfbc1eb873db60f7a80189a7547043e8062b551
TXT1EJBKdI61xVpAD0goscmLZ/CGghi/yKjO26Vd5OEoHwR4aDH91YSN9c8p5c2Ql5D+7RzrsoXA9Rv5...
TXTcisco-ci-domain-verification=5ac9c4a695b5cf5e9df2e7ac48848aecba729e6caa0a0e97...
TXTatlassian-domain-verification=+0+IMzQ7r5DtmkCd9mc2zhEcLiDJC4ajSXp08+p6Hii7tUv...
TXTatlassian-domain-verification=z/x6UcvTI2L7eRdCYzLaFWACr3n1HJj4Oo6CoknaU2wpIVv...
SOAudns1.ultradns.netnsadmin@rambus.com serial=2013104229

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1770918430
rank #69584 globally
rank #31090 in the tld
🔒 HSTS Preload (+subdomains)
📈 Tranco rank: #201,433

PTR for

1.86.86.192.in-addr.arpa

Up

www.rambus.com
hide.rambus.com
rng-lab.rambus.com
rng.rambus.com

Same first word

rambus.nl
rambus.xyz
rambus.mobi
rambus.net
rambus.co
rambus.de
rambus.us
rambus.com
rambus.co.jp
rambus.ru

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ambrus.org

DNS History

15 records (4 active, 11 former)

201020122014201620182020202220242026NSudns1.ultradns.netudns2.ultradns.netMXrambus-com.mail.protection.outlook.comrambus.com.s8a1.psmtp.comrambus.com.s8a2.psmtp.comrambus.com.s8b1.psmtp.comrambus.com.s8b2.psmtp.comrmbs-mail1.rambus.comrmbs-mail2.rambus.comus-smtp-inbound-1.mimecast.comus-smtp-inbound-2.mimecast.comA141.193.213.20104.197.160.26204.74.99.10045.79.175.178
●NSudns1.ultradns.net2009-01-12 → 2026-02-15 · 2 obs
● 2009-01-12 23:15:46
● 2026-02-15 18:19:12
●NSudns2.ultradns.net2009-01-12 → 2026-02-15 · 2 obs
● 2009-01-12 23:15:46
● 2026-02-15 18:19:12
●MXrambus-com.mail.protection.outlook.com2026-02-15 → 2026-02-15 · 2 obs
○ 2017-10-14 09:01:32
● 2026-02-15 18:19:12
○MXrambus.com.s8a1.psmtp.com2009-01-12 → 2009-01-12 · 3 obs
● 2009-01-12 23:15:46
○ 2015-05-02 00:50:56
○ 2026-02-15 18:19:12
○MXrambus.com.s8a2.psmtp.com2009-01-12 → 2009-01-12 · 3 obs
● 2009-01-12 23:15:46
○ 2015-05-02 00:50:56
○ 2026-02-15 18:19:12
○MXrambus.com.s8b1.psmtp.com2009-01-12 → 2009-01-12 · 3 obs
● 2009-01-12 23:15:46
○ 2015-05-02 00:50:56
○ 2026-02-15 18:19:12
○MXrambus.com.s8b2.psmtp.com2009-01-12 → 2009-01-12 · 3 obs
● 2009-01-12 23:15:46
○ 2015-05-02 00:50:56
○ 2026-02-15 18:19:12
○MXrmbs-mail1.rambus.com2009-01-12 → 2009-01-12 · 3 obs
● 2009-01-12 23:15:46
○ 2015-05-02 00:50:56
○ 2026-02-15 18:19:12
○MXrmbs-mail2.rambus.com2009-01-12 → 2009-01-12 · 3 obs
● 2009-01-12 23:15:46
○ 2015-05-02 00:50:56
○ 2026-02-15 18:19:12
○MXus-smtp-inbound-1.mimecast.com2015-05-02 → 2017-10-14 · 4 obs
○ 2009-01-12 23:15:46
● 2015-05-02 00:50:56
● 2017-10-14 09:01:32
○ 2026-02-15 18:19:12
○MXus-smtp-inbound-2.mimecast.com2015-05-02 → 2017-10-14 · 4 obs
○ 2009-01-12 23:15:46
● 2015-05-02 00:50:56
● 2017-10-14 09:01:32
○ 2026-02-15 18:19:12
○A104.197.160.262017-07-24 → 2017-10-14 · 4 obs
○ 2017-01-22 20:51:56
● 2017-07-24 22:50:06
● 2017-10-14 09:01:32
○ 2026-02-15 18:19:12
●A141.193.213.202026-02-15 → 2026-02-15 · 2 obs
○ 2017-10-14 09:01:32
● 2026-02-15 18:19:12
○A204.74.99.1002009-01-12 → 2015-05-02 · 4 obs
● 2009-01-12 23:15:46
● 2015-05-02 00:50:56
○ 2015-09-11 15:41:54
○ 2026-02-15 18:19:12
○A45.79.175.1782015-09-11 → 2017-01-22 · 5 obs
○ 2009-01-12 23:15:46
● 2015-09-11 15:41:54
● 2017-01-22 20:51:56
○ 2017-07-24 22:50:06
○ 2026-02-15 18:19:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
rambus.comudns1.ultradns.net, udns2.ultradns.net-

✅ Authoritative Response

Server: 204.74.101.1

NS records: udns1.ultradns.net, udns2.ultradns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rambus.com (unsigned zone)

⏱️ Timing

Total: 105ms | Queries: -

📄 Records

TypeCountSample Data
A1141.193.213.20
NS2udns1.ultradns.net, udns2.ultradns.net
MX1rambus-com.mail.protection.outlook.com (
TXT16MS=ms25520676, 3ol8lb4qjifjadrc5pd1rrtfvd...
SOA1udns1.ultradns.net nsadmin.rambus.com

AI analysis

rambus.com is a parent of www.rambus.com, hide.rambus.com, rng-lab.rambus.com and rng.rambus.com.

rambus.com points to a single IP: 141.193.213.20.

Other host names, for instance preda.com.au, tribalworldwide.es, bostonoptions.com, rsr6jdedwy47.wpeproxy.com and theautismhelper.com share IP numbers with rambus.com.

Two name servers udns1.ultradns.net and udns2.ultradns.net handle delegation for rambus.com.

rambus.com uses the same name server setup as other domains, for example roadscholar.uk.com, 119.170.in-addr.arpa, 9.204.67.in-addr.arpa, superbowl.com and xcmsolutions.com.

rambus.com partially shares name servers with other domains; examples include g-3enterprises.com, xpressport.biz, harley-d.net, hyundaicarsofbowie.com and bigchurch.com.

These name servers are commonly used alongside pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org, pdns6.ultradns.co.uk, ns1.dealer.com, ns2.dealer.com, pdns196.ultradns.biz and pdns196.ultradns.com.

Host names with two IP numbers:

udns1.ultradns.net points to: 2001:502:f3ff::d and 204.69.234.1

udns2.ultradns.net points to: 2610:a1:1014::d and 204.74.101.1

rambus.com is handled by a single mail server, rambus-com.mail.protection.outlook.com.

Hostname rambus-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c92c::3, 2a01:111:f403:f802::, 2a01:111:f403:f802::2, 2a01:111:f403:f90c::, 52.101.10.16, 52.101.11.19, 52.101.40.0 and 52.101.194.3.