office401.us - robtex.com

office401.us

DNSSEC⚠️ Not signed
A91.195.240.123🇩🇪 SEDO91.195.240.0/23 -NET-PI
NSns1.dnsowl.com ⭐
A2400:cb00:2049:1::a29f:1a88🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A2400:cb00:2049:1::a29f:1bad🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.26.136Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A162.159.27.173Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.dnsowl.com
A2400:cb00:2049:1::a29f:1a31🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A2400:cb00:2049:1::a29f:1b82🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.26.49Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A162.159.27.130Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns3.dnsowl.com
A2400:cb00:2049:1::a29f:1aea🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A2400:cb00:2049:1::a29f:1b62🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.26.234Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A162.159.27.98Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXaspmx.l.google.com ⭐
A2607:f8b0:4023:c06::1b🇺🇸 Google2607:f8b0::/32
PTRdz-in-f27.1e100.net
A142.250.141.27🇺🇸 Google142.250.141.0/24
PTRdd-in-f27.1e100.net
MXsmtp.google.com ⭐
A2607:f8b0:4023:c0b::1a🇺🇸 Google2607:f8b0::/32
PTRdd-in-f26.1e100.net
A2607:f8b0:4023:c0b::1b🇺🇸 Google2607:f8b0::/32
PTRdd-in-f27.1e100.net
A2607:f8b0:4023:c0d::1a🇺🇸 Google2607:f8b0::/32
PTRdl-in-f26.1e100.net
A2607:f8b0:4023:c0d::1b🇺🇸 Google2607:f8b0::/32
PTRdl-in-f27.1e100.net
A74.125.137.27🇺🇸 Google74.125.137.0/24
PTRdy-in-f27.1e100.net
A142.250.141.26🇺🇸 Google142.250.141.0/24
PTRdd-in-f26.1e100.net
A142.250.141.27🇺🇸 Google142.250.141.0/24
PTRdd-in-f27.1e100.net
A142.251.2.26🇺🇸 Google142.251.2.0/24
PTRdl-in-f26.1e100.net
A142.251.2.27🇺🇸 Google142.251.2.0/24
PTRdl-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4023:3003::1a🇺🇸 Google2607:f8b0::/32
PTRyulnkjt-in-f26.1e100.net
A172.253.145.27🇺🇸 Google172.253.145.0/24
PTRyulnkjt-in-f27.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c00::1a🇧🇪 Google2a00:1450:400c::/48
PTRws-in-f26.1e100.net
PTRws-in-x1a.1e100.net
A173.194.76.27🇺🇸 Google173.194.76.0/24
PTRws-in-f27.1e100.net
TXTgoogle-site-verification=jW_YrmaLq-rDV_NVyp7ZqdxQiouacAz7Ite1PHZ8-Do
TXTgoogle-site-verification=rqmGyPVTlcMlyqhKmuQEz4uVTHDBRG1WweZNQ5UuzUA
TXTv=spf1 include _spf.mail.google.com ~all
SOAns1.dnsowl.comhostmaster@dnsowl.com serial=1774509121

us

DNSSEC🔒 Signed (DS record present)
NSa.cctld.us ⭐
NSb.cctld.us
NSf.cctld.us
NSk.cctld.us
NSm.cctld.us
NSn.cctld.us
NSw.cctld.us
NSx.cctld.us
NSy.cctld.us
SOAa.cctld.usadmin@tldns.godaddy serial=1774507440

Subdomains

www.office401.us

Same first word

office401.us

Similar names

office104.com.tw
office104.net

DNS History

10 records (10 active, 0 former)

NSns1.dnsowl.comns2.dnsowl.comns3.dnsowl.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comsmtp.google.comA91.195.240.123
●NSns1.dnsowl.com2026-03-16 → 2026-03-26 · 2 obs
● 2026-03-16 20:22:20
● 2026-03-26 07:14:16
●NSns2.dnsowl.com2026-03-16 → 2026-03-26 · 2 obs
● 2026-03-16 20:22:20
● 2026-03-26 07:14:16
●NSns3.dnsowl.com2026-03-16 → 2026-03-26 · 2 obs
● 2026-03-16 20:22:20
● 2026-03-26 07:14:16
●MXalt1.aspmx.l.google.com2026-03-16 → 2026-03-26 · 2 obs
● 2026-03-16 20:22:20
● 2026-03-26 07:14:16
●MXalt2.aspmx.l.google.com2026-03-16 → 2026-03-26 · 2 obs
● 2026-03-16 20:22:20
● 2026-03-26 07:14:16
●MXalt3.aspmx.l.google.com2026-03-16 → 2026-03-26 · 2 obs
● 2026-03-16 20:22:20
● 2026-03-26 07:14:16
●MXalt4.aspmx.l.google.com2026-03-16 → 2026-03-26 · 2 obs
● 2026-03-16 20:22:20
● 2026-03-26 07:14:16
●MXaspmx.l.google.com2026-03-16 → 2026-03-26 · 2 obs
● 2026-03-16 20:22:20
● 2026-03-26 07:14:16
●MXsmtp.google.com2026-03-16 → 2026-03-26 · 2 obs
● 2026-03-16 20:22:20
● 2026-03-26 07:14:16
●A91.195.240.1232026-03-16 → 2026-03-26 · 2 obs
● 2026-03-16 20:22:20
● 2026-03-26 07:14:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usk.cctld.us, f.cctld.us, x.cctld.us, b.cctld.us...-
office401.usns2.dnsowl.com, ns3.dnsowl.com, ns1.dnsowl.com-

✅ Authoritative Response

Server:162.159.26.136

NS records: ns2.dnsowl.com, ns3.dnsowl.com, ns1.dnsowl.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for office401.us (unsigned zone)

⏱️ Timing

Total: 722ms | Queries: -

📄 Records

TypeCountSample Data
A191.195.240.123
NS3ns1.dnsowl.com, ns2.dnsowl.com...
MX6ALT1.ASPMX.L.GOOGLE.COM (pri: 5), ALT2.ASPMX.L.GOOGLE.COM (pri: 5)...
TXT3google-site-verification=jW_YrmaLq-rDV_N, google-site-verification=rqmGyPVTlcMlyqh...
SOA1ns1.dnsowl.com hostmaster.dnsowl.com

Analysis

Hierarchy

The parent of www.office401.us is office401.us.

IP Addresses

office401.us points to a single IP: 91.195.240.123.

Other host names, for instance super(0x787878)(0x706f726e).com, sukses-berkah.com, cowohsk.top, alkaemi.com and studiochord.com share IP numbers with office401.us.

Name Servers

office401.us is delegated to three name servers: ns1.dnsowl.com, ns2.dnsowl.com and ns3.dnsowl.com.

office401.us partially shares name servers with other domains; examples include jukebot.com, hbcyspa.com, auradesign.net, oth.me and fujieryeya.com.

Host names with four IP numbers:

ns1.dnsowl.com resolves to: 2400:cb00:2049:1::a29f:1a88, 2400:cb00:2049:1::a29f:1bad, 162.159.26.136 and 162.159.27.173

ns2.dnsowl.com resolves to: 2400:cb00:2049:1::a29f:1a31, 2400:cb00:2049:1::a29f:1b82, 162.159.26.49 and 162.159.27.130

ns3.dnsowl.com resolves to: 2400:cb00:2049:1::a29f:1aea, 2400:cb00:2049:1::a29f:1b62, 162.159.26.234 and 162.159.27.98

Mail Servers

Six mail servers handle office401.us: smtp.google.com, aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

office401.us shares some mail servers with other domains, at least partially, such as satya.ro, ns500754.ns500731.ns500671.ns500742.ns500704.ns500671.ns500731.ns500671.ns500678.ns500671.tenderladiesbz.com, haraj.com.sa, lizzlangart.com and ns500754.ns500754.ns500671.ns500754.ns500731.ns500671.ns500704.ns500705.ns500671.ns500671.ns500704.ns500291.ns500649.ns500666.tenderladiesbz.com.

These mail servers are often used together with aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names with nine IP numbers:

smtp.google.com points to: 2607:f8b0:4023:c0b::1a, 2607:f8b0:4023:c0b::1b, 2607:f8b0:4023:c0d::1a, 2607:f8b0:4023:c0d::1b, 74.125.137.27, 142.250.141.26, 142.250.141.27, 142.251.2.26 and 142.251.2.27.

Host names with two IP numbers:

aspmx.l.google.com points to: 2607:f8b0:4023:c06::1b and 142.250.141.27.

alt1.aspmx.l.google.com points to: 2800:3f0:4003:c0f::1a and 108.177.123.26.

alt2.aspmx.l.google.com points to: 2a00:1450:400b:c02::1a and 172.253.116.27.

alt3.aspmx.l.google.com points to: 2607:f8b0:4023:3003::1a and 172.253.145.27.

alt4.aspmx.l.google.com points to: 2a00:1450:400c:c00::1a and 173.194.76.27.

Host names that point to 142.250.141.27: smtp.google.com and aspmx.l.google.com.