mathster.com - dns.ninja

mathster.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:926f🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:279b🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.39.155Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.146.111🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmagdalena.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2608🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmagdalena.ns.cloudflare.com
A2803:f800:50::6ca2:c208🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmagdalena.ns.cloudflare.com
A2a06:98c1:50::ac40:2208🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmagdalena.ns.cloudflare.com
A108.162.194.8🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmagdalena.ns.cloudflare.com
A162.159.38.8Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmagdalena.ns.cloudflare.com
A172.64.34.8🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmagdalena.ns.cloudflare.com
NSmoura.ns.cloudflare.com
A2606:4700:58::a29f:2cd9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmoura.ns.cloudflare.com
A2803:f800:50::6ca2:c3d9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmoura.ns.cloudflare.com
A2a06:98c1:50::ac40:23d9🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmoura.ns.cloudflare.com
A108.162.195.217🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmoura.ns.cloudflare.com
A162.159.44.217Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmoura.ns.cloudflare.com
A172.64.35.217🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmoura.ns.cloudflare.com
MXlinda.mx.cloudflare.net ⭐
A2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
MXisaac.mx.cloudflare.net(24)
A2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
MXamir.mx.cloudflare.net(83)
A2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
TXTv=spf1 ip4:82.145.39.59 +a +mx +ip4:138.68.181.48 include:mailgun.org include...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.39.155, 172.67.146.111
IPv6 hints2606:4700:3030::ac43:926f, 2606:4700:3034::6815:279b
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=205, name=cloudflare-ech.com
SOAmagdalena.ns.cloudflare.comdns@cloudflare.com serial=2405910433

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=1782867041
📈 Tranco rank: #631,753

PTR for

48.181.68.138.in-addr.arpa

Previously MX for

www.mathster.com
mathster.com

Subdomains

www.mathster.com

Same first word

mathster.com
mathster.org

Similar names

stratehm.fr
estathmr.com
hamstert.nl
thesmart.network
matthers.ro
thesmart.ru
rmatthes.de
thesmart.net
htstream.com
thesmart.com
mthearts.com
thestarm.com
thesmart.one
thesmart.guide
estthmar.com
thesmart.de
thetrams.co.uk
shmatter.com
thesmart.cloud
ethsmart.com
tehsmart.ru
thesmart.academy
smartteh.eu
thesmart.ca
thesmart.co.uk
thesmart.com.au
matherst.com
thesmart.com.br
hamstert.com
themarts.com
thesmart.pics
thesmart.me
themarts.net
thesmart.money
matthers.com
thesmart.nl
hmatters.co.uk

DNS History

14 records (9 active, 5 former)

20162017201820192020202120222023202420252026NSmagdalena.ns.cloudflare.commoura.ns.cloudflare.comns1.articlestory.comns2.articlestory.comMXamir.mx.cloudflare.netisaac.mx.cloudflare.netlinda.mx.cloudflare.netmathster.comA104.21.39.155172.67.146.1112606:4700:3030::ac43:926f2606:4700:3034::6815:279b82.145.38.16782.145.39.59
●NSmagdalena.ns.cloudflare.com2026-02-17 → 2026-07-01 · 3 obs
○ 2017-03-26 07:52:50
● 2026-02-17 01:52:50
● 2026-07-01 01:14:50
●NSmoura.ns.cloudflare.com2026-02-17 → 2026-07-01 · 3 obs
○ 2017-03-26 07:52:50
● 2026-02-17 01:52:50
● 2026-07-01 01:14:50
○NSns1.articlestory.com2015-08-23 → 2017-03-26 · 4 obs
● 2015-08-23 00:04:50
● 2017-03-26 07:52:50
○ 2026-02-17 01:52:50
○ 2026-07-01 01:14:50
○NSns2.articlestory.com2015-08-23 → 2017-03-26 · 4 obs
● 2015-08-23 00:04:50
● 2017-03-26 07:52:50
○ 2026-02-17 01:52:50
○ 2026-07-01 01:14:50
●MXamir.mx.cloudflare.net2026-02-17 → 2026-07-01 · 3 obs
○ 2017-03-26 07:52:50
● 2026-02-17 01:52:50
● 2026-07-01 01:14:50
●MXisaac.mx.cloudflare.net2026-02-17 → 2026-07-01 · 3 obs
○ 2017-03-26 07:52:50
● 2026-02-17 01:52:50
● 2026-07-01 01:14:50
●MXlinda.mx.cloudflare.net2026-02-17 → 2026-07-01 · 3 obs
○ 2017-03-26 07:52:50
● 2026-02-17 01:52:50
● 2026-07-01 01:14:50
○MXmathster.com2015-08-23 → 2017-03-26 · 4 obs
● 2015-08-23 00:04:50
● 2017-03-26 07:52:50
○ 2026-02-17 01:52:50
○ 2026-07-01 01:14:50
●A104.21.39.1552026-02-17 → 2026-07-01 · 3 obs
○ 2017-03-26 07:52:50
● 2026-02-17 01:52:50
● 2026-07-01 01:14:50
●A172.67.146.1112026-02-17 → 2026-07-01 · 3 obs
○ 2017-03-26 07:52:50
● 2026-02-17 01:52:50
● 2026-07-01 01:14:50
●A2606:4700:3030::ac43:926f2026-02-17 → 2026-07-01 · 3 obs
○ 2017-03-26 07:52:50
● 2026-02-17 01:52:50
● 2026-07-01 01:14:50
●A2606:4700:3034::6815:279b2026-02-17 → 2026-07-01 · 3 obs
○ 2017-03-26 07:52:50
● 2026-02-17 01:52:50
● 2026-07-01 01:14:50
○A82.145.38.1672015-08-23 → 2015-08-23 · 3 obs
● 2015-08-23 00:04:50
○ 2015-12-31 19:36:40
○ 2026-07-01 01:14:50
○A82.145.39.592015-12-31 → 2017-03-26 · 5 obs
○ 2015-08-23 00:04:50
● 2015-12-31 19:36:40
● 2017-03-26 07:52:50
○ 2026-02-17 01:52:50
○ 2026-07-01 01:14:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
mathster.commagdalena.ns.cloudflare.com, moura.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.8

NS records: magdalena.ns.cloudflare.com, moura.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathster.com (unsigned zone)

⏱️ Timing

Total: 161ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.39.155, 172.67.146.111
AAAA22606:4700:3030::ac43:926f, 2606:4700:3034::6815:279b
NS2magdalena.ns.cloudflare.com, moura.ns.cloudflare.com
MX3linda.mx.cloudflare.net (pri: 10), isaac.mx.cloudflare.net (pri: 24)...
TXT1v=spf1 ip4:82.145.39.59 +a +mx +ip4:138.
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1magdalena.ns.cloudflare.com dns.cloudfla

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

www.mathster.com is a subdomain of mathster.com.

IP Addresses

mathster.com directs to four IP numbers, which are 104.21.39.155, 172.67.146.111, 2606:4700:3030::ac43:926f and 2606:4700:3034::6815:279b.

Two other host names, along with catrielonline.com.ar, gcdc.cloud and www.51minicloud.com, also share IP numbers with mathster.com.

Name Servers

mathster.com is served by two delegated name servers, magdalena.ns.cloudflare.com and moura.ns.cloudflare.com.

mathster.com shares its NS records with other domains, for example emedelynas.lt, vanya.cx, ad-kraft.com and two others.

The name servers of mathster.com overlap at least partially with those of other domains — among them vgpcn.nl, 0xcoders.com, hikerdirect.com and two more.

The name servers jason.ns.cloudflare.com, becky.ns.cloudflare.com, donna.ns.cloudflare.com and two others are commonly seen in use alongside these name servers.

DNS names with 6 IP addresses:

magdalena.ns.cloudflare.com carries IP addresses 108.162.194.8, 162.159.38.8 and 172.64.34.8, with 3 other addresses beyond those.

moura.ns.cloudflare.com carries IP addresses 108.162.195.217, 162.159.44.217 and 172.64.35.217, with 3 other addresses beyond those.

Mail Servers

Mail for mathster.com is routed through three mail servers — amir.mx.cloudflare.net, isaac.mx.cloudflare.net and linda.mx.cloudflare.net.

There is at least a partial MX overlap between mathster.com and other domains, including fabmedia.io, peskey.info, lweb.co.uk and two others.

DNS names with 6 IP addresses:

amir.mx.cloudflare.net carries IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, with 3 other addresses beyond those.

isaac.mx.cloudflare.net carries IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, with 3 other addresses beyond those.

linda.mx.cloudflare.net carries IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, with 3 other addresses beyond those.