simplyexplained.com - robtex.com

simplyexplained.com

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:4e37🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:d8f5🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.78.55Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.216.245🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbrad.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b69🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrad.ns.cloudflare.com
A2803:f800:50::6ca2:c169🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbrad.ns.cloudflare.com
A2a06:98c1:50::ac40:2169🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbrad.ns.cloudflare.com
A108.162.193.105🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrad.ns.cloudflare.com
A172.64.33.105🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrad.ns.cloudflare.com
A173.245.59.105🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrad.ns.cloudflare.com
NSelsa.ns.cloudflare.com
A2606:4700:50::adf5:3a6f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelsa.ns.cloudflare.com
A2803:f800:50::6ca2:c06f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRelsa.ns.cloudflare.com
A2a06:98c1:50::ac40:206f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRelsa.ns.cloudflare.com
A108.162.192.111🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelsa.ns.cloudflare.com
A172.64.32.111🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelsa.ns.cloudflare.com
A173.245.58.111🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelsa.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c19::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbk-in-f27.1e100.net
A172.253.62.27🇺🇸 Google172.253.62.0/24
PTRbc-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4003:c30::1b🇺🇸 Google2607:f8b0:4003::/48
PTRyutulis-in-f27.1e100.net
A74.125.27.26🇺🇸 Google74.125.27.0/24
PTRyutulis-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2607:f8b0:4001:c70::1a🇺🇸 Google2607:f8b0:4001::/48
PTRyucbful-in-f26.1e100.net
A192.178.209.26🇺🇸 Google192.178.209.0/24
PTRyucbful-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4024:c0d::1b🇺🇸 Google2607:f8b0::/32
PTRmj-in-f27.1e100.net
A192.178.152.26🇺🇸 Google192.178.152.0/24
PTRmj-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2607:f8b0:4023:403::1a🇺🇸 Google2607:f8b0::/32
PTRgg-in-f26.1e100.net
A142.250.96.27🇺🇸 Google142.250.96.0/24
PTRgg-in-f27.1e100.net
TXTbrave-ledger-verification=56f477ee7683396eeddbab7bace8096454acddca5b84561a091...
TXTgoogle-site-verification=uP6CSYZjpoGmIoDnH9APLEjD8VXe-rn-rwwil6vKV_c
TXTv=spf1 include:_spf.google.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.78.55, 172.67.216.245
IPv62606:4700:3033::6815:4e37, 2606:4700:3037::ac43:d8f5
SOAbrad.ns.cloudflare.comdns@cloudflare.com serial=2399422047

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=1771291435
rank #512167 globally
rank #228336 in the tld
WOT: SAFE (63/100)

Same first word

simplyexplained.org
simplyexplained.com

DNS History

21 records (11 active, 10 former)

200920112013201520172019202120232025NSbrad.ns.cloudflare.comelsa.ns.cloudflare.comns1.livedns.co.ukns2.livedns.co.ukns3.livedns.co.ukparking1.mdnsservice.comparking2.mdnsservice.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.commailserver.simplyexplained.comA104.21.78.55172.67.216.2452606:4700:3033::6815:4e372606:4700:3037::ac43:d8f5162.243.47.214213.171.218.4869.172.201.21988.208.252.167
●NSbrad.ns.cloudflare.com2026-02-16 → 2026-03-20 · 3 obs
○ 2016-12-04 13:03:04
● 2026-02-16 12:59:26
● 2026-03-20 05:40:44
●NSelsa.ns.cloudflare.com2026-02-16 → 2026-03-20 · 3 obs
○ 2016-12-04 13:03:04
● 2026-02-16 12:59:26
● 2026-03-20 05:40:44
○NSns1.livedns.co.uk2008-03-19 → 2016-03-28 · 4 obs
● 2008-03-19 13:41:54
● 2016-03-28 15:52:24
○ 2016-12-04 13:03:04
○ 2026-03-20 05:40:44
○NSns2.livedns.co.uk2008-03-19 → 2016-03-28 · 4 obs
● 2008-03-19 13:41:54
● 2016-03-28 15:52:24
○ 2016-12-04 13:03:04
○ 2026-03-20 05:40:44
○NSns3.livedns.co.uk2008-03-19 → 2016-03-28 · 4 obs
● 2008-03-19 13:41:54
● 2016-03-28 15:52:24
○ 2016-12-04 13:03:04
○ 2026-03-20 05:40:44
○NSparking1.mdnsservice.com2016-12-04 → 2016-12-04 · 4 obs
○ 2016-03-28 15:52:24
● 2016-12-04 13:03:04
○ 2026-02-16 12:59:26
○ 2026-03-20 05:40:44
○NSparking2.mdnsservice.com2016-12-04 → 2016-12-04 · 4 obs
○ 2016-03-28 15:52:24
● 2016-12-04 13:03:04
○ 2026-02-16 12:59:26
○ 2026-03-20 05:40:44
●MXalt1.aspmx.l.google.com2026-02-16 → 2026-03-20 · 3 obs
○ 2016-12-04 13:03:04
● 2026-02-16 12:59:26
● 2026-03-20 05:40:44
●MXalt2.aspmx.l.google.com2026-02-16 → 2026-03-20 · 3 obs
○ 2016-12-04 13:03:04
● 2026-02-16 12:59:26
● 2026-03-20 05:40:44
●MXalt3.aspmx.l.google.com2026-02-16 → 2026-03-20 · 3 obs
○ 2016-12-04 13:03:04
● 2026-02-16 12:59:26
● 2026-03-20 05:40:44
●MXalt4.aspmx.l.google.com2026-02-16 → 2026-03-20 · 3 obs
○ 2016-12-04 13:03:04
● 2026-02-16 12:59:26
● 2026-03-20 05:40:44
●MXaspmx.l.google.com2026-02-16 → 2026-03-20 · 3 obs
○ 2016-12-04 13:03:04
● 2026-02-16 12:59:26
● 2026-03-20 05:40:44
○MXmailserver.simplyexplained.com2008-03-19 → 2016-03-28 · 4 obs
● 2008-03-19 13:41:54
● 2016-03-28 15:52:24
○ 2016-12-04 13:03:04
○ 2026-03-20 05:40:44
●A104.21.78.552026-02-16 → 2026-03-20 · 3 obs
○ 2017-07-08 00:14:26
● 2026-02-16 12:59:26
● 2026-03-20 05:40:44
○A162.243.47.2142017-07-08 → 2017-07-08 · 4 obs
○ 2016-12-04 13:03:04
● 2017-07-08 00:14:26
○ 2026-02-16 12:59:26
○ 2026-03-20 05:40:44
●A172.67.216.2452026-02-16 → 2026-03-20 · 3 obs
○ 2017-07-08 00:14:26
● 2026-02-16 12:59:26
● 2026-03-20 05:40:44
○A213.171.218.482008-03-19 → 2008-03-19 · 3 obs
● 2008-03-19 13:41:54
○ 2015-08-01 07:48:24
○ 2026-03-20 05:40:44
●A2606:4700:3033::6815:4e372026-02-16 → 2026-03-20 · 3 obs
○ 2017-07-08 00:14:26
● 2026-02-16 12:59:26
● 2026-03-20 05:40:44
●A2606:4700:3037::ac43:d8f52026-02-16 → 2026-03-20 · 3 obs
○ 2017-07-08 00:14:26
● 2026-02-16 12:59:26
● 2026-03-20 05:40:44
○A69.172.201.2192016-12-04 → 2016-12-04 · 4 obs
○ 2016-03-28 15:52:24
● 2016-12-04 13:03:04
○ 2017-07-08 00:14:26
○ 2026-03-20 05:40:44
○A88.208.252.1672015-08-01 → 2016-03-28 · 5 obs
○ 2008-03-19 13:41:54
● 2015-08-01 07:48:24
● 2016-03-28 15:52:24
○ 2016-12-04 13:03:04
○ 2026-03-20 05:40:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
simplyexplained.combrad.ns.cloudflare.com, elsa.ns.cloudflare.com12 records

✅ Authoritative Response

Server: 108.162.192.111

NS records: brad.ns.cloudflare.com, elsa.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 332ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.78.55, 172.67.216.245
AAAA22606:4700:3037::ac43:d8f5, 2606:4700:3033::6815:4e37
NS2brad.ns.cloudflare.com, elsa.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT3brave-ledger-verification=56f477ee768339, google-site-verification=uP6CSYZjpoGmIoD...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1brad.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (brad.ns.cloudflare.com, brad.ns.cloudflare.com, brad.ns.cloudflare.com...)

Analysis

IP Addresses

simplyexplained.com maps to four IP numbers: 2606:4700:3033::6815:4e37, 2606:4700:3037::ac43:d8f5, 104.21.78.55 and 172.67.216.245.

Other host names, for instance mail.fan-dom.pl, luckysx.com, slot88resmi20.xyz, azisp.net and freshcasino2024.at share IP numbers with simplyexplained.com.

Name Servers

Two name servers brad.ns.cloudflare.com and elsa.ns.cloudflare.com are delegated to simplyexplained.com.

simplyexplained.com uses the same name server configuration as other domains, such as rongallant.com, bolaogol.com.br, websamrat.co.in, walterpinem.me and appszome.com.

simplyexplained.com at least partially shares name servers with other domains such as cxit.com, pin-up-oyun.com, 98609869.cc, publysher.nl and sunlink.com.

Host names with six IP numbers: Host name brad.ns.cloudflare.com points to 2606:4700:58::adf5:3b69, 2803:f800:50::6ca2:c169, 2a06:98c1:50::ac40:2169, 108.162.193.105, 172.64.33.105 and 173.245.59.105; host name elsa.ns.cloudflare.com points to 2606:4700:50::adf5:3a6f, 2803:f800:50::6ca2:c06f, 2a06:98c1:50::ac40:206f, 108.162.192.111, 172.64.32.111 and 173.245.58.111.

Mail Servers

simplyexplained.com is handled by five mail servers: 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.

simplyexplained.com shares mail servers with other domains at least in part, for instance agetoage.org, ns500599.ns500737.ns500599.ns500737.ns500737.ns500724.ns500737.ns500724.ns500737.ns500737.ns500599.ns500583.ns500697.ns500599.ns500599.ns500682.ns500599.yummyflingsfinder.com, spartanrace.co.za, ns500758.ns500759.ns500758.ns500698.ns500698.ns500736.ns500735.ns500698.ns500736.ns500698.ns500698.ns500576.ns500698.ns500652.ns500576.ns500576.trackreceptor.com and ns500754.ns500731.ns500671.ns500731.ns500688.ns500678.ns500688.ns500671.ns500649.lustychickser.com.

These mail servers are often used together with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Two IPs per host name:

aspmx.l.google.com points to: 2607:f8b0:4004:c19::1b and 172.253.62.27

alt1.aspmx.l.google.com points to: 2607:f8b0:4003:c30::1b and 74.125.27.26

alt2.aspmx.l.google.com points to: 2607:f8b0:4001:c70::1a and 192.178.209.26

alt3.aspmx.l.google.com points to: 2607:f8b0:4024:c0d::1b and 192.178.152.26

alt4.aspmx.l.google.com points to: 2607:f8b0:4023:403::1a and 142.250.96.27

Pattern: left IDs ascend by 9 (12, 21, 30, 39, 48); each pair of targets ascend by 9 (15/18, 24/27, 33/36, 42/45, 51/54)