coremaths.net - dns.ninja

coremaths.net

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:b758🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:12ce🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.18.206Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.183.88🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSconnie.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3af7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRconnie.ns.cloudflare.com
A2803:f800:50::6ca2:c0f7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRconnie.ns.cloudflare.com
A2a06:98c1:50::ac40:20f7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRconnie.ns.cloudflare.com
A108.162.192.247🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRconnie.ns.cloudflare.com
A172.64.32.247🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRconnie.ns.cloudflare.com
A173.245.58.247🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRconnie.ns.cloudflare.com
NSsam.ns.cloudflare.com
A2606:4700:58::adf5:3b8d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsam.ns.cloudflare.com
A2803:f800:50::6ca2:c18d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsam.ns.cloudflare.com
A2a06:98c1:50::ac40:218d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsam.ns.cloudflare.com
A108.162.193.141🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsam.ns.cloudflare.com
A172.64.33.141🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsam.ns.cloudflare.com
A173.245.59.141🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsam.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.18.206, 172.67.183.88
IPv6 hints2606:4700:3030::ac43:b758, 2606:4700:3037::6815:12ce
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=167, name=cloudflare-ech.com
SOAconnie.ns.cloudflare.comdns@cloudflare.com serial=2409770247

net

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=1784295767

Same first word

coremaths.co.za
coremaths.net
coremaths.com
coremaths.org.uk
coremaths.support

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DNS History

15 records (6 active, 9 former)

20162017201820192020202120222023202420252026NSconnie.ns.cloudflare.comsam.ns.cloudflare.comns.123-reg.co.ukns2.123-reg.co.ukMXmx0.123-reg.co.ukmx1.123-reg.co.ukA104.21.18.206172.67.183.882606:4700:3030::ac43:b7582606:4700:3037::6815:12ce104.31.66.163104.31.67.1632606:4700:3034::ac43:b7582606:4700:3035::6815:12ce81.21.76.62
●NSconnie.ns.cloudflare.com2016-06-24 → 2026-07-17 · 3 obs
○ 2016-02-09 03:02:26
● 2016-06-24 03:00:36
● 2026-07-17 13:50:00
○NSns.123-reg.co.uk2015-07-10 → 2016-02-09 · 4 obs
● 2015-07-10 09:03:56
● 2016-02-09 03:02:26
○ 2016-06-24 03:00:36
○ 2026-07-17 13:50:00
○NSns2.123-reg.co.uk2015-07-10 → 2016-02-09 · 4 obs
● 2015-07-10 09:03:56
● 2016-02-09 03:02:26
○ 2016-06-24 03:00:36
○ 2026-07-17 13:50:00
●NSsam.ns.cloudflare.com2016-06-24 → 2026-07-17 · 3 obs
○ 2016-02-09 03:02:26
● 2016-06-24 03:00:36
● 2026-07-17 13:50:00
○MXmx0.123-reg.co.uk2015-07-10 → 2016-02-09 · 4 obs
● 2015-07-10 09:03:56
● 2016-02-09 03:02:26
○ 2016-06-24 03:00:36
○ 2026-07-17 13:50:00
○MXmx1.123-reg.co.uk2015-07-10 → 2016-02-09 · 4 obs
● 2015-07-10 09:03:56
● 2016-02-09 03:02:26
○ 2016-06-24 03:00:36
○ 2026-07-17 13:50:00
●A104.21.18.2062026-02-18 → 2026-07-17 · 3 obs
○ 2016-06-24 03:00:36
● 2026-02-18 22:07:20
● 2026-07-17 13:50:00
○A104.31.66.1632016-06-24 → 2016-06-24 · 4 obs
○ 2016-02-09 03:02:26
● 2016-06-24 03:00:36
○ 2026-02-18 22:07:20
○ 2026-07-17 13:50:00
○A104.31.67.1632016-06-24 → 2016-06-24 · 4 obs
○ 2016-02-09 03:02:26
● 2016-06-24 03:00:36
○ 2026-02-18 22:07:20
○ 2026-07-17 13:50:00
●A172.67.183.882026-02-18 → 2026-07-17 · 3 obs
○ 2016-06-24 03:00:36
● 2026-02-18 22:07:20
● 2026-07-17 13:50:00
●A2606:4700:3030::ac43:b7582026-07-09 → 2026-07-17 · 3 obs
○ 2026-06-13 21:26:44
● 2026-07-09 16:50:08
● 2026-07-17 13:50:00
○A2606:4700:3034::ac43:b7582026-02-18 → 2026-06-13 · 5 obs
○ 2016-06-24 03:00:36
● 2026-02-18 22:07:20
● 2026-06-13 21:26:44
○ 2026-07-09 16:50:08
○ 2026-07-17 13:50:00
○A2606:4700:3035::6815:12ce2026-02-18 → 2026-06-13 · 5 obs
○ 2016-06-24 03:00:36
● 2026-02-18 22:07:20
● 2026-06-13 21:26:44
○ 2026-07-09 16:50:08
○ 2026-07-17 13:50:00
●A2606:4700:3037::6815:12ce2026-07-09 → 2026-07-17 · 3 obs
○ 2026-06-13 21:26:44
● 2026-07-09 16:50:08
● 2026-07-17 13:50:00
○A81.21.76.622015-07-10 → 2016-02-09 · 4 obs
● 2015-07-10 09:03:56
● 2016-02-09 03:02:26
○ 2016-06-24 03:00:36
○ 2026-07-17 13:50:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
netb.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net...-
coremaths.netsam.ns.cloudflare.com, connie.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.141

NS records: sam.ns.cloudflare.com, connie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coremaths.net (unsigned zone)

⏱️ Timing

Total: 419ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.183.88, 104.21.18.206
AAAA22606:4700:3037::6815:12ce, 2606:4700:3030::ac43:b758
NS2connie.ns.cloudflare.com, sam.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1connie.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

coremaths.net points to the four IP addresses 104.21.18.206, 172.67.183.88, 2606:4700:3030::ac43:b758 and 2606:4700:3037::6815:12ce.

munialgarrobo.cl, depositominimo.it, diendankinhte.info and two other host names share IP numbers with coremaths.net.

Name Servers

coremaths.net has two authoritative name servers — connie.ns.cloudflare.com and sam.ns.cloudflare.com.

coremaths.net uses the same name servers as several other domains — among them paxads-svc.xyz, allstarcoffeeservice.com, lynk.global and two more.

There is at least partial name server overlap between coremaths.net and other domains — escatec.com.br, peerledger.net, googlesecurity.workers.dev and two more among them.

These name servers are routinely deployed together with the name servers rosalie.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

connie.ns.cloudflare.com points to 108.162.192.247, 172.64.32.247, 173.245.58.247 and 3 other IP addresses.

sam.ns.cloudflare.com points to 108.162.193.141, 172.64.33.141, 173.245.59.141 and 3 other IP addresses.