kernel.expert - robtex.com

kernel.expert

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:b211🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:11b9🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.17.185Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.178.17🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSemma.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a70🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemma.ns.cloudflare.com
A2803:f800:50::6ca2:c070🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRemma.ns.cloudflare.com
A2a06:98c1:50::ac40:2070🇺🇸 Cloudflare2a06:98c1:50::/45
PTRemma.ns.cloudflare.com
A108.162.192.112🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemma.ns.cloudflare.com
A172.64.32.112🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemma.ns.cloudflare.com
A173.245.58.112🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemma.ns.cloudflare.com
NSray.ns.cloudflare.com
A2606:4700:58::adf5:3b8a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRray.ns.cloudflare.com
A2803:f800:50::6ca2:c18a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRray.ns.cloudflare.com
A2a06:98c1:50::ac40:218a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRray.ns.cloudflare.com
A108.162.193.138🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRray.ns.cloudflare.com
A172.64.33.138🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRray.ns.cloudflare.com
A173.245.59.138🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRray.ns.cloudflare.com
MXsmtp.secureserver.net ⭐
A216.69.141.71🇺🇸 AS398101216.69.140.0/22
PTRosplibsmtp01-v01.prod.phx3.secureserver.net
A216.69.141.84🇺🇸 AS398101216.69.140.0/22
PTRosplibsmtp02-v01.prod.phx3.secureserver.net
A216.69.141.113🇺🇸 AS398101216.69.140.0/22
PTRosplibsmtp03-v01.prod.phx3.secureserver.net
MXmailstore1.secureserver.net(10)
A216.69.141.78🇺🇸 AS398101216.69.140.0/22
PTRosplibsmtp01-v02.prod.phx3.secureserver.net
A216.69.141.114🇺🇸 AS398101216.69.140.0/22
PTRosplibsmtp03-v02.prod.phx3.secureserver.net
A216.69.141.162🇺🇸 AS398101216.69.140.0/22
PTRosplibsmtp02-v02.prod.phx3.secureserver.net
TXTv=spf1 include:_spf.google.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.17.185, 172.67.178.17
IPv6 hints2606:4700:3034::ac43:b211, 2606:4700:3037::6815:11b9
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=86, name=cloudflare-ech.com
SOAemma.ns.cloudflare.comdns@cloudflare.com serial=2406556475

expert

DNSSEC🔒 Signed (DS record present)
NSv0n0.nic.expert ⭐
NSv0n1.nic.expert
NSv0n2.nic.expert
NSv0n3.nic.expert
NSv2n0.nic.expert
NSv2n1.nic.expert
SOAv0n0.nic.experthostmaster@donuts.email serial=1783150172

Same first word

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kernel.uy
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kernel.org.pl
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kernel.wtf
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kernel.ltd
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kernel.lu
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kernel.online
kernel.ge
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kelner.eu
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kleren.al
kenler.cn
lenker.co
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kleenr.nl
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DNS History

13 records (8 active, 5 former)

2017201820192020202120222023202420252026NSemma.ns.cloudflare.comray.ns.cloudflare.comns57.domaincontrol.comns58.domaincontrol.comMXmailstore1.secureserver.netsmtp.secureserver.netA104.21.17.185172.67.178.172606:4700:3034::ac43:b2112606:4700:3037::6815:11b92606:4700:3035::6815:11b92606:4700:3035::ac43:b21150.63.202.35
●NSemma.ns.cloudflare.com2021-06-30 → 2026-07-04 · 3 obs
○ 2017-06-20 11:23:38
● 2021-06-30 01:36:28
● 2026-07-04 07:57:26
○NSns57.domaincontrol.com2016-12-11 → 2017-06-20 · 4 obs
● 2016-12-11 00:10:06
● 2017-06-20 11:23:38
○ 2021-06-30 01:36:28
○ 2026-07-04 07:57:26
○NSns58.domaincontrol.com2016-12-11 → 2017-06-20 · 4 obs
● 2016-12-11 00:10:06
● 2017-06-20 11:23:38
○ 2021-06-30 01:36:28
○ 2026-07-04 07:57:26
●NSray.ns.cloudflare.com2021-06-30 → 2026-07-04 · 3 obs
○ 2017-06-20 11:23:38
● 2021-06-30 01:36:28
● 2026-07-04 07:57:26
●MXmailstore1.secureserver.net2016-12-11 → 2026-07-04 · 2 obs
● 2016-12-11 00:10:06
● 2026-07-04 07:57:26
●MXsmtp.secureserver.net2016-12-11 → 2026-07-04 · 2 obs
● 2016-12-11 00:10:06
● 2026-07-04 07:57:26
●A104.21.17.1852021-06-30 → 2026-07-04 · 3 obs
○ 2017-06-20 11:23:38
● 2021-06-30 01:36:28
● 2026-07-04 07:57:26
●A172.67.178.172021-06-30 → 2026-07-04 · 3 obs
○ 2017-06-20 11:23:38
● 2021-06-30 01:36:28
● 2026-07-04 07:57:26
●A2606:4700:3034::ac43:b2112026-06-20 → 2026-07-04 · 3 obs
○ 2026-06-16 00:27:58
● 2026-06-20 06:31:42
● 2026-07-04 07:57:26
○A2606:4700:3035::6815:11b92021-06-30 → 2026-06-16 · 5 obs
○ 2017-06-20 11:23:38
● 2021-06-30 01:36:28
● 2026-06-16 00:27:58
○ 2026-06-20 06:31:42
○ 2026-07-04 07:57:26
○A2606:4700:3035::ac43:b2112021-06-30 → 2026-06-16 · 5 obs
○ 2017-06-20 11:23:38
● 2021-06-30 01:36:28
● 2026-06-16 00:27:58
○ 2026-06-20 06:31:42
○ 2026-07-04 07:57:26
●A2606:4700:3037::6815:11b92026-06-20 → 2026-07-04 · 3 obs
○ 2026-06-16 00:27:58
● 2026-06-20 06:31:42
● 2026-07-04 07:57:26
○A50.63.202.352016-12-11 → 2017-06-20 · 4 obs
● 2016-12-11 00:10:06
● 2017-06-20 11:23:38
○ 2021-06-30 01:36:28
○ 2026-07-04 07:57:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
expertv2n1.nic.expert, v0n1.nic.expert, v0n3.nic.expert, v0n0.nic.expert...12 records
kernel.expertray.ns.cloudflare.com, emma.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.192.112

NS records: ray.ns.cloudflare.com, emma.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kernel.expert (unsigned zone)

⏱️ Timing

Total: 536ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.17.185, 172.67.178.17
AAAA22606:4700:3037::6815:11b9, 2606:4700:3034::ac43:b211
NS2emma.ns.cloudflare.com, ray.ns.cloudflare.com
MX2smtp.secureserver.net (pri: 0), mailstore1.secureserver.net (pri: 10)
TXT1v=spf1 include:_spf.google.com ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1emma.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v2n1.nic.expert, v2n1.nic.expert, v0n1.nic.expert...)

Analysis

IP Addresses

kernel.expert has four IP addresses: 104.21.17.185, 172.67.178.17, 2606:4700:3034::ac43:b211 and 2606:4700:3037::6815:11b9.

Among the host names that share IP numbers with kernel.expert are ogonwatch.org, unified-patent-court.org, simplehomediy.com and two others.

Name Servers

Two name servers handle the delegation for kernel.expert: emma.ns.cloudflare.com and ray.ns.cloudflare.com.

kernel.expert has the same name server delegation as a number of other domains, such as aopsacademy.org, trainingcoachingsquare.com, t2986s.com and two more.

kernel.expert has at least partial name server overlap with other domains, such as sierralibre.com, pattonlogistics.com, thehundred.ae and two others.

These name servers tend to appear together with the name servers marjory.ns.cloudflare.com, ines.ns.cloudflare.com and brad.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

emma.ns.cloudflare.com resolves to 108.162.192.112, 172.64.32.112 and 173.245.58.112 among others, with 3 other IP addresses in total.

ray.ns.cloudflare.com resolves to 108.162.193.138, 172.64.33.138 and 173.245.59.138 among others, with 3 other IP addresses in total.

Mail Servers

The MX records for kernel.expert point to two mail servers: mailstore1.secureserver.net and smtp.secureserver.net.

kernel.expert has the same mail server arrangement as a number of other domains, for example ogcartmarket.com, startupidea.org, 1stusenvironmental.com and two more.

mailstore1.secureserver.net and smtp.secureserver.net each have three IP addresses — mailstore1.secureserver.net directs to 216.69.141.78, 216.69.141.114 and 216.69.141.162; smtp.secureserver.net directs to 216.69.141.71, 216.69.141.84 and 216.69.141.113.