mathnerd.org - robtex.com

mathnerd.org

DNSSEC⚠️ Not signed
NSbethany.ns.cloudflare.com ⚠️ Not in zone NS records
A2606:4700:50::a29f:261f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbethany.ns.cloudflare.com
A2803:f800:50::6ca2:c21f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbethany.ns.cloudflare.com
A2a06:98c1:50::ac40:221f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbethany.ns.cloudflare.com
A108.162.194.31🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbethany.ns.cloudflare.com
A162.159.38.31Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbethany.ns.cloudflare.com
A172.64.34.31🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbethany.ns.cloudflare.com
NSnewt.ns.cloudflare.com ⚠️ Not in zone NS records
A2606:4700:58::adf5:3bd4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnewt.ns.cloudflare.com
A2803:f800:50::6ca2:c1d4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnewt.ns.cloudflare.com
A2a06:98c1:50::ac40:21d4🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnewt.ns.cloudflare.com
A108.162.193.212🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnewt.ns.cloudflare.com
A172.64.33.212🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnewt.ns.cloudflare.com
A173.245.59.212🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnewt.ns.cloudflare.com

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1773551953

Same first word

mathnerd.org
mathnerd.com

Similar names

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hernamdt.com
tandemhr.com
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dantherm.co.uk
dantherm.de
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dantherm.dk
thredman.com
menhardt.eu
hernamdt.nl
menhardt.at
dantherm.no
randmeth.co.za
dantherm.at
dantherm.se
dantherm.sk
dantherm.pl
dantherm.com.br
menhardt.info
tandemhr.mobi
dantherm.in.ua
dantherm.com.pl

DNS History

7 records (2 active, 5 former)

20162017201820192020202120222023202420252026NSbethany.ns.cloudflare.comnewt.ns.cloudflare.comns2317.hostgator.comns2318.hostgator.comns8015.hostgator.comMXalpha.mathnerd.orgA192.185.16.60
●NSbethany.ns.cloudflare.com2026-03-21 → 2026-03-23 · 3 obs
○ 2020-01-26 19:57:32
● 2026-03-21 00:14:06
● 2026-03-23 10:34:26
●NSnewt.ns.cloudflare.com2026-03-21 → 2026-03-23 · 3 obs
○ 2020-01-26 19:57:32
● 2026-03-21 00:14:06
● 2026-03-23 10:34:26
○NSns2317.hostgator.com2015-07-18 → 2020-01-26 · 4 obs
● 2015-07-18 06:16:46
● 2020-01-26 19:57:32
○ 2026-03-21 00:14:06
○ 2026-03-23 10:34:26
○NSns2318.hostgator.com2015-07-18 → 2020-01-26 · 4 obs
● 2015-07-18 06:16:46
● 2020-01-26 19:57:32
○ 2026-03-21 00:14:06
○ 2026-03-23 10:34:26
○NSns8015.hostgator.com2015-07-18 → 2020-01-26 · 4 obs
● 2015-07-18 06:16:46
● 2020-01-26 19:57:32
○ 2026-03-21 00:14:06
○ 2026-03-23 10:34:26
○MXalpha.mathnerd.org2020-01-26 → 2020-01-26 · 3 obs
● 2020-01-26 19:57:32
○ 2026-03-21 00:14:06
○ 2026-03-23 10:34:26
○A192.185.16.602015-07-18 → 2020-01-26 · 4 obs
● 2015-07-18 06:16:46
● 2020-01-26 19:57:32
○ 2026-03-21 00:14:06
○ 2026-03-23 10:34:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
mathnerd.orgnewt.ns.cloudflare.com, bethany.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.194.31

NS records: newt.ns.cloudflare.com, bethany.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathnerd.org (unsigned zone)

⏱️ Timing

Total: 310ms | Queries: -

📄 Records

TypeCountSample Data

Analysis

Name Servers

mathnerd.org is delegated to two name servers: bethany.ns.cloudflare.com and newt.ns.cloudflare.com.

mathnerd.org shares the same name server setup as prodirectsport.fr, marketingypublicidadonline.com, prodirectsport.it, id-sds.com and prodirectsport.de.

mathnerd.org at least partially shares name servers with other domains, for instance fast-search.co, ctoksib.ru, wbgng.com, tongyongpm.com and echobeads.com.

these name servers are commonly used with aragorn.ns.cloudflare.com, shubhi.ns.cloudflare.com, aitana.ns.cloudflare.com and dion.ns.cloudflare.com.

Host names with six IP numbers:

bethany.ns.cloudflare.com points to 2606:4700:50::a29f:261f, 2803:f800:50::6ca2:c21f, 2a06:98c1:50::ac40:221f, 108.162.194.31, 162.159.38.31 and 172.64.34.31.

newt.ns.cloudflare.com points to 2606:4700:58::adf5:3bd4, 2803:f800:50::6ca2:c1d4, 2a06:98c1:50::ac40:21d4, 108.162.193.212, 172.64.33.212 and 173.245.59.212.