understood.org - robtex.com

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understood.org

DNSSEC⚠️ Not signed
A2606:4700::6812:e85🇺🇸 Cloudflare✓
A2606:4700::6812:f85🇺🇸 Cloudflare✓
A104.18.14.133 Cloudflare✓
A104.18.15.133 Cloudflare✓
NSfred.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b71🇺🇸 Cloudflare
PTRfred.ns.cloudflare.com
A2803:f800:50::6ca2:c171🇨🇷 Cloudflare
PTRfred.ns.cloudflare.com
A2a06:98c1:50::ac40:2171🇺🇸 Cloudflare
PTRfred.ns.cloudflare.com
A108.162.193.113🇺🇸 Cloudflare
PTRfred.ns.cloudflare.com
A172.64.33.113🇺🇸 Cloudflare
PTRfred.ns.cloudflare.com
A173.245.59.113🇺🇸 Cloudflare
PTRfred.ns.cloudflare.com
NSjill.ns.cloudflare.com
A2606:4700:50::adf5:3a7a🇺🇸 Cloudflare
PTRjill.ns.cloudflare.com
A2803:f800:50::6ca2:c07a🇨🇷 Cloudflare
PTRjill.ns.cloudflare.com
A2a06:98c1:50::ac40:207a🇺🇸 Cloudflare
PTRjill.ns.cloudflare.com
A108.162.192.122🇺🇸 Cloudflare
PTRjill.ns.cloudflare.com
A172.64.32.122🇺🇸 Cloudflare
PTRjill.ns.cloudflare.com
A173.245.58.122🇺🇸 Cloudflare
PTRjill.ns.cloudflare.com
MXsmtp.google.com ⭐
A2607:f8b0:4023:1004::1b🇺🇸 Google
PTRrq-in-f27.1e100.net
A2607:f8b0:4023:1009::1a🇺🇸 Google
PTRrt-in-f26.1e100.net
A2607:f8b0:4023:1009::1b🇺🇸 Google
PTRrt-in-f27.1e100.net
A2607:f8b0:4023:1015::1a🇺🇸 Google
PTRyudfwta-in-f26.1e100.net
A142.250.115.26🇺🇸 Google
PTRrq-in-f26.1e100.net
A142.250.115.27🇺🇸 Google
PTRrq-in-f27.1e100.net
A142.251.116.26🇺🇸 Google
PTRrt-in-f26.1e100.net
A142.251.116.27🇺🇸 Google
PTRrt-in-f27.1e100.net
A172.253.135.26🇺🇸 Google
PTRyudfwta-in-f26.1e100.net
TXT0ed1fe018a142d1276c1ee49dfa5e1b1b939a9b8ea
TXT84dw58n4ws11qbtlc6pwbkwvj0gs70m8
TXTMS=ms36583737
TXT_jr2013rd8nglahx0ag3qlqt569265d4
TXTapple-domain-verification=4EzXUQxFkglbg3hW
TXTatlassian-domain-verification=fx76FFIQkS9nthOLKFwI226APT1ig0M3WzX0cgr/8sdMeKO...
TXTbs0tw4pbx73ck9b5hrw9w4cfvsy2fsl1
TXTcontractworksverify = 2XFwQ3o62jdjdyQyJFfzwt
TXTfacebook-domain-verification=gn0zf1wnv3tdo7ahfovpji41ho8v3p
TXTfcp51l2t5mpdzf6d6x1ptmzlnnnn807f
TXTgoogle-site-verification=7Tt3BipfbqkrdTX5GgQsY8CdZpkjFQOjIFs_Mo2Tcm0
TXTgoogle-site-verification=TP0HWSLqOyry4MD8dqXenu2rtR1tcC64wGybEN-T9fc
TXTgoogle-site-verification=stm0kS3xFBkm3P9Th1y31NB_DUixFETGK7L-0ObqOfU
TXTmiro-verification=c7fe622056c95945a101c8f95e5956e8702b8301
TXTmongodb-site-verification=xDxEGRjhRDlliS2UR2V3MwU9cq59bbAt
TXTqjr187zvqb5d3nh4jghw34ntlk9s0xng
TXTsecuritystudio-site-verification=G8gyGWRTEswJT49hGOwMvg==
TXTtmes=0bb5c6ba1c638cde600907776df1f1f9
TXTtwilio-domain-verification=8260bdea6b9954209f72e17245c2f656
TXTv=spf1 include:emsd1.com include:us._netblocks.mimecast.com include:mail.zend...
HTTPSHTTP/2 ✓ hints match
IPv4104.18.14.133, 104.18.15.133
IPv62606:4700::6812:e85, 2606:4700::6812:f85
SOAfred.ns.cloudflare.comdns@cloudflare.com serial=2396488857

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️
NSa2.org.afilias-nst.info⚠️
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info⚠️
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1770954363
rank #7650 globally
rank #862 in the tld
📈 Tranco rank: #28,889

Up

email.understood.org
de-sp.understood.org
www.understood.org

Same first word

understood.org
understood.es
understood.now.sh
understood.co
understood.co.uk
understood.com
understood.it
understood.nl
understood.education
understood.me
understood.de
understood.us
understood.systems
understood.biz
understood.cn
understood.email
understood.map.fastly.net
understood.eu

Similar names

undrestood.org
nordstudeo.com
undertoods.com
donstouder.com
nordstudeo.net

DNS History

21 records (7 active, 14 former)

20162017201820192020202120222023202420252026NSfred.ns.cloudflare.comjill.ns.cloudflare.comns.rackspace.comns1.p10.dynect.netns2.p10.dynect.netns2.rackspace.comns3.p10.dynect.netns4.p10.dynect.netMXsmtp.google.composesfamilyfoundation.org.inbound10.mxlogic.netposesfamilyfoundation.org.inbound10.mxlogicmx.netposesfamilyfoundation.org.mx1-na.mailanyone.netposesfamilyfoundation.org.mx2-na.mailanyone.netus-smtp-inbound-1.mimecast.comus-smtp-inbound-2.mimecast.comA104.18.14.133104.18.15.1332606:4700::6812:e852606:4700::6812:f8523.253.132.14335.185.113.220
●NSfred.ns.cloudflare.com2026-02-14 → 2026-02-15 · 3 obs
○ 2021-06-12 07:19:10
● 2026-02-14 20:43:34
● 2026-02-15 11:04:06
●NSjill.ns.cloudflare.com2026-02-14 → 2026-02-15 · 3 obs
○ 2021-06-12 07:19:10
● 2026-02-14 20:43:34
● 2026-02-15 11:04:06
○NSns.rackspace.com2015-07-15 → 2017-02-12 · 4 obs
● 2015-07-15 00:19:46
● 2017-02-12 12:29:36
○ 2021-06-12 07:19:10
○ 2026-02-15 11:04:06
○NSns1.p10.dynect.net2021-06-12 → 2021-06-12 · 4 obs
○ 2017-02-12 12:29:36
● 2021-06-12 07:19:10
○ 2026-02-14 20:43:34
○ 2026-02-15 11:04:06
○NSns2.p10.dynect.net2021-06-12 → 2021-06-12 · 4 obs
○ 2017-02-12 12:29:36
● 2021-06-12 07:19:10
○ 2026-02-14 20:43:34
○ 2026-02-15 11:04:06
○NSns2.rackspace.com2015-07-15 → 2017-02-12 · 4 obs
● 2015-07-15 00:19:46
● 2017-02-12 12:29:36
○ 2021-06-12 07:19:10
○ 2026-02-15 11:04:06
○NSns3.p10.dynect.net2021-06-12 → 2021-06-12 · 4 obs
○ 2017-02-12 12:29:36
● 2021-06-12 07:19:10
○ 2026-02-14 20:43:34
○ 2026-02-15 11:04:06
○NSns4.p10.dynect.net2021-06-12 → 2021-06-12 · 4 obs
○ 2017-02-12 12:29:36
● 2021-06-12 07:19:10
○ 2026-02-14 20:43:34
○ 2026-02-15 11:04:06
○MXposesfamilyfoundation.org.inbound10.mxlogic.net2015-07-15 → 2016-04-27 · 4 obs
● 2015-07-15 00:19:46
● 2016-04-27 01:09:06
○ 2016-12-05 23:43:02
○ 2026-02-15 11:04:06
○MXposesfamilyfoundation.org.inbound10.mxlogicmx.net2015-07-15 → 2016-04-27 · 4 obs
● 2015-07-15 00:19:46
● 2016-04-27 01:09:06
○ 2016-12-05 23:43:02
○ 2026-02-15 11:04:06
○MXposesfamilyfoundation.org.mx1-na.mailanyone.net2016-12-05 → 2017-02-12 · 5 obs
○ 2016-04-27 01:09:06
● 2016-12-05 23:43:02
● 2017-02-12 12:29:36
○ 2021-06-12 07:19:10
○ 2026-02-15 11:04:06
○MXposesfamilyfoundation.org.mx2-na.mailanyone.net2016-12-05 → 2017-02-12 · 5 obs
○ 2016-04-27 01:09:06
● 2016-12-05 23:43:02
● 2017-02-12 12:29:36
○ 2021-06-12 07:19:10
○ 2026-02-15 11:04:06
●MXsmtp.google.com2026-02-14 → 2026-02-15 · 3 obs
○ 2021-06-12 07:19:10
● 2026-02-14 20:43:34
● 2026-02-15 11:04:06
○MXus-smtp-inbound-1.mimecast.com2021-06-12 → 2021-06-12 · 4 obs
○ 2017-02-12 12:29:36
● 2021-06-12 07:19:10
○ 2026-02-14 20:43:34
○ 2026-02-15 11:04:06
○MXus-smtp-inbound-2.mimecast.com2021-06-12 → 2021-06-12 · 4 obs
○ 2017-02-12 12:29:36
● 2021-06-12 07:19:10
○ 2026-02-14 20:43:34
○ 2026-02-15 11:04:06
●A104.18.14.1332026-02-14 → 2026-02-15 · 3 obs
○ 2021-06-12 07:19:10
● 2026-02-14 20:43:34
● 2026-02-15 11:04:06
●A104.18.15.1332026-02-14 → 2026-02-15 · 3 obs
○ 2021-06-12 07:19:10
● 2026-02-14 20:43:34
● 2026-02-15 11:04:06
○A23.253.132.1432015-07-15 → 2017-02-12 · 4 obs
● 2015-07-15 00:19:46
● 2017-02-12 12:29:36
○ 2021-06-12 07:19:10
○ 2026-02-15 11:04:06
●A2606:4700::6812:e852026-02-14 → 2026-02-15 · 3 obs
○ 2021-06-12 07:19:10
● 2026-02-14 20:43:34
● 2026-02-15 11:04:06
●A2606:4700::6812:f852026-02-14 → 2026-02-15 · 3 obs
○ 2021-06-12 07:19:10
● 2026-02-14 20:43:34
● 2026-02-15 11:04:06
○A35.185.113.2202021-06-12 → 2021-06-12 · 4 obs
○ 2017-02-12 12:29:36
● 2021-06-12 07:19:10
○ 2026-02-14 20:43:34
○ 2026-02-15 11:04:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
understood.orgfred.ns.cloudflare.com, jill.ns.cloudflare.com-

✅ Authoritative Response

Server: 173.245.58.122

NS records: fred.ns.cloudflare.com, jill.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for understood.org (unsigned zone)

⏱️ Timing

Total: 40ms | Queries: -

📄 Records

TypeCountSample Data
A2104.18.15.133, 104.18.14.133
AAAA22606:4700::6812:e85, 2606:4700::6812:f85
NS2fred.ns.cloudflare.com, jill.ns.cloudflare.com
MX1smtp.google.com (pri: 0)
TXT200ed1fe018a142d1276c1ee49dfa5e1b1b939a9b8, 84dw58n4ws11qbtlc6pwbkwvj0gs70m8...
HTTPS1{"priority":1,"target":".","alpn":["h2"]
SOA1fred.ns.cloudflare.com dns.cloudflare.co

AI analysis

understood.org is a parent of email.understood.org, de-sp.understood.org and www.understood.org.

understood.org resolves to four IP numbers: 2606:4700::6812:e85, 2606:4700::6812:f85, 104.18.14.133 and 104.18.15.133.

other host names for instance cherrycreekmoderndentistry.com, 0500mechanics.com, teachkind.org, www.kollegin.ro and www.tatamotors.ng.cdn.cloudflare.net share IP numbers with understood.org.

understood.org is delegated to two name servers: fred.ns.cloudflare.com and jill.ns.cloudflare.com.

understood.org shares the same name server setup as other domains, for example gauravgarden.com, bluecollection.gr, dorocards.com, archaiologia.gr and womanclinic.gr.

understood.org at least partially shares name servers with other domains, for instance cangmingjiusi.com, furnishwork.com, leshades.com, socialgreenery.com and gionfestival.org.

These name servers are often used with zelda.ns.cloudflare.com and roman.ns.cloudflare.com.

Host names with six IP numbers:

fred.ns.cloudflare.com points to: 2606:4700:58::adf5:3b71, 2803:f800:50::6ca2:c171, 2a06:98c1:50::ac40:2171, 108.162.193.113, 172.64.33.113 and 173.245.59.113; jill.ns.cloudflare.com points to: 2606:4700:50::adf5:3a7a, 2803:f800:50::6ca2:c07a, 2a06:98c1:50::ac40:207a, 108.162.192.122, 172.64.32.122 and 173.245.58.122.

understood.org is handled by a single mail server, smtp.google.com.

understood.org shares the same mail server setup as other domains, for instance genclikdunyasi.com, avencea.com, proaltum.com, twem.co.uk and whoisfan.com.

understood.org shares mail servers with other domains at least partially, including tunnicliff.net, theindigolush.com, lavaink.com, fullsmiledental.com and play.idv.tw.

these mail servers are often used alongside alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Host name smtp.google.com resolves to nine IP numbers: 2607:f8b0:4023:1004::1b, 2607:f8b0:4023:1009::1a, 2607:f8b0:4023:1009::1b, 2607:f8b0:4023:1015::1a, 142.250.115.26, 142.250.115.27, 142.251.116.26, 142.251.116.27 and 172.253.135.26.