`nsf.org`

DNSSEC	⚠️ Not signed
A	52.191.90.193^{🇺🇸 Microsoft}
NS	`ns-1155.awsdns-16.org` ⭐
		A	2600:9000:5304:8300::1^{🇺🇸 Amazon}
			PTR	`ns-1155.awsdns-16.org`
		A	205.251.196.131^{🇺🇸 Amazon}
			PTR	`ns-1155.awsdns-16.org`
NS	`ns-1781.awsdns-30.co.uk`
		A	2600:9000:5306:f500::1^{🇺🇸 Amazon}
			PTR	`ns-1781.awsdns-30.co.uk`
		A	205.251.198.245^{🇺🇸 Amazon}
			PTR	`ns-1781.awsdns-30.co.uk`
NS	`ns-263.awsdns-32.com`
		A	2600:9000:5301:700::1^{🇺🇸 Amazon}
			PTR	`ns-263.awsdns-32.com`
		A	205.251.193.7^{🇺🇸 Amazon}
			PTR	`ns-263.awsdns-32.com`
NS	`ns-950.awsdns-54.net`
		A	2600:9000:5303:b600::1^{🇺🇸 Amazon}
			PTR	`ns-950.awsdns-54.net`
		A	205.251.195.182^{🇺🇸 Amazon}
			PTR	`ns-950.awsdns-54.net`
MX	`nsf-org.mail.protection.outlook.com` ⭐
TXT	`1q49kqja4am9kgupqfo060qmcs`
TXT	`387jmbgjbgcv5n86ndh8e49jg2`
TXT	`3rg3mbi7qsn9ev1pthp91j4405`
TXT	`434efdpcrkhm5u5sl3fk4krb3t`
TXT	`7b5leh2edjld7c9i456263sefh`
TXT	`AV6siBnUL8hEs4cYhMpoDmSOjc6BP/3BSSgryG/Inq3E8MbdMnh8sm8hA9NMowa9DuxCj6glwmY+Z...`
TXT	`Dynatrace-site-verification=1a13a8eb-fcb6-4e87-bf83-27e401695586__d30facs156b...`
TXT	`Dynatrace-site-verification=2a02c0c1-1757-479e-afae-2721d281ea3b__l3r442j0dep...`
TXT	`MS=ms48901080`
TXT	`MS=ms61798524`
TXT	`apple-domain-verification=ejgzqL39FqKVXGGH`
TXT	`asv=21e3a6b2c0d9bd15502f037514c25a04`
TXT	`autodesk-domain-verification=ZCKDKFc4dgit10Uq-txa`
TXT	`bjminfq1icoetq38mbkhd4hoel`
TXT	`canva-site-verification=NOFRCUS081NF0TlEGmXJcQ`
TXT	`cisco-ci-domain-verification=11353b68900088e20a40badc25ab4f09eb3096f50544b14b...`
TXT	`docusign=ab819224-75ac-43dd-95ae-08d69e8bd78d`
TXT	`f8sqm95no7n8p9rnatgrb8q3q0`
TXT	`facebook-domain-verification=ry6ekuhoqql5zbowtp2vsm02cpcker`
TXT	`gnpbvr5h52crbq9qgqtf8sh6bc`
TXT	`google-site-verification=TkWGAQS0X798tQMnGqXYi-eqzbbLHecBkxF2XVbDMEw`
TXT	`google-site-verification=mKykxWjJVpocG5TrdNzbvefPeIaLsQ0rmVZydgCBrcA`
TXT	`hdtp9ogk7610h5sil2tsu0499d`
TXT	`jc1cv69a1bejb4fna00vh2vmbb`
TXT	`jc6koiadq6c78a8cpfohrl467v`
TXT	`msfpkey=30bevn2yzk88kcbgdzzjq31xx`
TXT	`n9dkkdqokieocf2cj6qj6b764t`
TXT	`ndO7VtEdqTir+XPYpzN/wdry8O/+MwA/g1P87dmcsBtUOIwGldqpJPyPitUhbFNhDZcLy6K+7rPow...`
TXT	`nerl3ba3sq6fsri6s2ef07ih6`
TXT	`nme29mtekjtvf3vcn0vsbd92md`
TXT	`o9iisp5qktr6lbgbjuen7dcp4q`
TXT	`pardot129231=04e1510eb4cfea87f7485b5685239f6f6632bda937174b8ec12daf55d23b869d`
TXT	`prowly-verification=163a4d39e4a1f88aabf636d968ad0d3efc064f6cf3d770b28d0acfb99...`
TXT	`rrnbflrgcrk4vhg5dmku8at32p`
TXT	`safetyculture-domain-verification=68bcf875-43d2-435d-9969-dce724c47cc4`
TXT	`smartsheet-site-validation=DYk5QZldvWM5v01o358AYWqFZVZ1acSS`
TXT	`tk9mvtl3901ffvpi0tbnsk5jqj`
TXT	`u3v844b3fg0ge2314ua9919r62`
TXT	`ugh449ndrp4i60l1ruv4q8aupd`
TXT	`v=spf1 include:spf.nsf.org include:_spf.google.com include:spf.protection.out...`
SOA	`ns-1155.awsdns-16.org`awsdns-hostmaster@amazon.com serial=1

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1771291736

rank #6260 globally
rank #717 in the tld
WOT: SAFE (89/100)
📈 Tranco rank: #24,843

Up

my.nsf.org

clients.nsf.org

mystg.nsf.org

standards.nsf.org

info.nsf.org

wiki.nsf.org

autodiscover.nsf.org

www.nsf.org

apps.nsf.org

citrix.nsf.org

aamail.nsf.org

clientdemo.nsf.org

webmail.nsf.org

Same first word

nsf.no

nsf.services

nsf.in

nsf.at

nsf.ru

nsf.li

nsf.org

nsf.nl

nsf.agency

nsf.asia

nsf.co.nz

nsf.or.th

nsf.co

nsf.jp

nsf.ie

nsf.net

nsf.gov.ps

nsf.me

nsf.pl

nsf.gov

nsf.com

nsf.vn

nsf.info

nsf.community

nsf.sk

nsf.tax

nsf.partners

nsf.it

nsf.tv

nsf.org.cn

nsf.cz

nsf.dk

nsf.fi

nsf.se

nsf.ca

nsf.es

nsf.cn

nsf.be

nsf.co.za

nsf.cl

nsf.email

nsf.tc

nsf.ac.lk

nsf.mobi

nsf.ps

nsf.ch

nsf.legal

nsf.ro

nsf.com.au

nsf.education

nsf.com.br

nsf.de

Similar names

sfn.ro

nfs.gmbh

snf.ro

fsn.network

nfs.nz

nfs.com.ua

nfs.com.na

nfs.dk

fsn.ro

nfs.by

nfs.as

nfs.fi

fsn.com

nfs.style

fns.gr

fns.nu

nfs.mx

sfn.at

snf.co

nfs.biz

snf.in

nfs.com.tw

snf.com.my

fsn.co

sfn.ru

fsn.is

nfs.nu

nfs.co.uk

nfs.com.mx

fsn.company

nfs.info

fns.se

snf.email

nfs.co.za

snf.co.il

fns.uk

nfs.waw.pl

sfn.pl

fsn.ca

snf.com.au

fns.in

fns.gr.jp

fns.cash

sfn.de

fsn.org.cn

nfs.com.cn

sfn.ie

fsn.ltd

fns.ro

fns.dk

fsn.org

fns.cz

sfn.nl

fsn.life

nfs.sk

fsn.co.za

fns.bc.ca

nfs.jp

nfs.co.il

nfs.gr

nfs.hu

fsn.co.kr

snf.dk

sfn.com

snf.or.th

fsn.tv

fns.it

sfn.io

snf.me

nfs.in

fsn.tf

fns.pl

fns.com.ua

fns.us

fsn.at

fns.com.au

snf.com.br

nfs.at

snf.io

snf.company

snf.ru

snf.nu

nfs.guru

fns.su

nfs.ie

sfn.com.tw

nfs.su

sfn.email

fns.gouv.ci

fsn.us

fsn.by

nfs.lt

fns.co

nfs.com.ru

fns.deals

snf.jp

fsn.net

fsn.jp

fsn.cz

snf.se

sfn.tv

sfn.sg

sfn.im

nfs.nl

snf.co.za

fsn.hu

fns.no

nfs.com.pl

fns.es

fsn.rs

fsn.com.mx

snf.com

nfs.onl

snf.nl

fns.org

fns.me

snf.org

fns.is

snf.healthcare

snf.cn

nfs.co.nz

sfn.gr

nfs.lu

snf.at

nfs.lv

nfs.bm

fns.eu

nfs.me

snf.fi

nfs.academy

nfs.nfshost.com

snf.no

fns.global

DNS History

18 records (6 active, 12 former)

○NSdns1.nsf.org2015-09-01 → 2017-02-18 · 4 obs

● 2015-09-01 12:43:08
● 2017-02-18 13:13:32
○ 2017-09-18 07:50:28
○ 2026-02-21 20:04:16

○NSdns2.nsf.org2015-09-01 → 2017-02-18 · 4 obs

● 2015-09-01 12:43:08
● 2017-02-18 13:13:32
○ 2017-09-18 07:50:28
○ 2026-02-21 20:04:16

●NSns-1155.awsdns-16.org2017-09-18 → 2026-02-21 · 3 obs

○ 2017-02-18 13:13:32
● 2017-09-18 07:50:28
● 2026-02-21 20:04:16

●NSns-1781.awsdns-30.co.uk2017-09-18 → 2026-02-21 · 3 obs

○ 2017-02-18 13:13:32
● 2017-09-18 07:50:28
● 2026-02-21 20:04:16

●NSns-263.awsdns-32.com2017-09-18 → 2026-02-21 · 3 obs

○ 2017-02-18 13:13:32
● 2017-09-18 07:50:28
● 2026-02-21 20:04:16

●NSns-950.awsdns-54.net2017-09-18 → 2026-02-21 · 3 obs

○ 2017-02-18 13:13:32
● 2017-09-18 07:50:28
● 2026-02-21 20:04:16

○NSnsfaadc2.nsf.org2015-09-01 → 2016-01-26 · 4 obs

● 2015-09-01 12:43:08
● 2016-01-26 05:29:42
○ 2016-02-01 12:42:58
○ 2026-02-21 20:04:16

○MXalt1.aspmx.l.google.com2015-09-01 → 2016-01-01 · 4 obs

● 2015-09-01 12:43:08
● 2016-01-01 22:34:48
○ 2016-01-07 12:23:56
○ 2026-02-21 20:04:16

○MXalt2.aspmx.l.google.com2015-09-01 → 2016-01-01 · 4 obs

● 2015-09-01 12:43:08
● 2016-01-01 22:34:48
○ 2016-01-07 12:23:56
○ 2026-02-21 20:04:16

○MXalt3.aspmx.l.google.com2015-09-01 → 2016-01-01 · 4 obs

● 2015-09-01 12:43:08
● 2016-01-01 22:34:48
○ 2016-01-07 12:23:56
○ 2026-02-21 20:04:16

○MXalt4.aspmx.l.google.com2015-09-01 → 2016-01-01 · 4 obs

● 2015-09-01 12:43:08
● 2016-01-01 22:34:48
○ 2016-01-07 12:23:56
○ 2026-02-21 20:04:16

○MXaspmx.l.google.com2015-09-01 → 2016-01-01 · 4 obs

● 2015-09-01 12:43:08
● 2016-01-01 22:34:48
○ 2016-01-07 12:23:56
○ 2026-02-21 20:04:16

○MXiad.inline.email.fireeyecloud.com2015-12-17 → 2019-06-25 · 5 obs

○ 2015-09-01 12:43:08
● 2015-12-17 18:26:56
● 2019-06-25 15:35:38
○ 2021-04-17 23:55:50
○ 2026-02-21 20:04:16

●MXnsf-org.mail.protection.outlook.com2021-04-17 → 2026-02-21 · 3 obs

○ 2019-06-25 15:35:38
● 2021-04-17 23:55:50
● 2026-02-21 20:04:16

○MXsmf.inline.email.fireeyecloud.com2015-12-17 → 2019-06-25 · 5 obs

○ 2015-09-01 12:43:08
● 2015-12-17 18:26:56
● 2019-06-25 15:35:38
○ 2021-04-17 23:55:50
○ 2026-02-21 20:04:16

○A204.94.174.1702015-09-01 → 2019-06-25 · 4 obs

● 2015-09-01 12:43:08
● 2019-06-25 15:35:38
○ 2021-04-17 23:55:50
○ 2026-02-21 20:04:16

○A40.76.169.2272021-04-17 → 2021-04-17 · 4 obs

○ 2019-06-25 15:35:38
● 2021-04-17 23:55:50
○ 2026-02-16 06:25:36
○ 2026-02-21 20:04:16

●A52.191.90.1932026-02-16 → 2026-02-21 · 3 obs

○ 2021-04-17 23:55:50
● 2026-02-16 06:25:36
● 2026-02-21 20:04:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nsf.org	ns-1155.awsdns-16.org, ns-950.awsdns-54.net, ns-263.awsdns-32.com, ns-1781.awsdns-30.co.uk	-

✅ Authoritative Response

Server: 205.251.196.131

NS records: ns-1155.awsdns-16.org, ns-950.awsdns-54.net, ns-263.awsdns-32.com, ns-1781.awsdns-30.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nsf.org (unsigned zone)

⏱️ Timing

Total: 148ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`52.191.90.193`
NS	4	`ns-1155.awsdns-16.org, ns-1781.awsdns-30.co.uk...`
MX	1	`nsf-org.mail.protection.outlook.com (pri`
TXT	40	`1q49kqja4am9kgupqfo060qmcs, 387jmbgjbgcv5n86ndh8e49jg2...`
SOA	1	`ns-1155.awsdns-16.org awsdns-hostmaster.`

AI analysis

nsf.org is a parent of my.nsf.org, clients.nsf.org, mystg.nsf.org, standards.nsf.org, info.nsf.org and a few other host names.

nsf.org points to a single IP: 52.191.90.193.

nsf.org's delegation is handled by four name servers: ns-263.awsdns-32.com, ns-950.awsdns-54.net, ns-1155.awsdns-16.org and ns-1781.awsdns-30.co.uk.

nsf.org partially shares name servers with other domains; examples include 9.113.189.in-addr.arpa, test-ainqapps.com, 24.29.3.in-addr.arpa, bluebirdstudio.com and dgrrovnuab7d6.cloudfront.net.

These name servers are commonly used with the name servers ns1-24-me-central-1.ec2-rdns.amazonaws.com, ns2-24-me-central-1.ec2-rdns.amazonaws.com, ns3-24-me-central-1.ec2-rdns.amazonaws.com, ns4-24-me-central-1.ec2-rdns.amazonaws.com and ns-1013.awsdns-62.net.

Host names with two IPs:

ns-263.awsdns-32.com points to 2600:9000:5301:700::1 and 205.251.193.7

ns-950.awsdns-54.net points to 2600:9000:5303:b600::1 and 205.251.195.182

ns-1155.awsdns-16.org points to 2600:9000:5304:8300::1 and 205.251.196.131

ns-1781.awsdns-30.co.uk points to 2600:9000:5306:f500::1 and 205.251.198.245

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

nsf.org has the same mail server setup as other domains, including nsf-isr.org, nsfpams.com, eyesucceed.com, qai-inc.com and nsf-cmi.com.

nsf.org shares some mail servers with other domains, at least partially, such as dba-global.com, becker-consult.com, prosystem-ag.de, nsfpremier.com and nsf-italy.it.

These mail servers are commonly used with mail servers alt1.us.email.fireeyecloud.com, alt2.us.email.fireeyecloud.com, alt3.us.email.fireeyecloud.com, primary.us.email.fireeyecloud.com, iad.inline.email.fireeyecloud.com and smf.inline.email.fireeyecloud.com.

nsf.org - robtex.com

nsf.org

org

Up

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

AI analysis

`nsf.org`

`org`