obmatematik.com - robtex.com

obmatematik.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:6076🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:b40b🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.96.118Cloudflare104.21.96.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.180.11🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmarvin.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2cfb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarvin.ns.cloudflare.com
A2803:f800:50::6ca2:c3fb🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmarvin.ns.cloudflare.com
A2a06:98c1:50::ac40:23fb🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmarvin.ns.cloudflare.com
A108.162.195.251🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarvin.ns.cloudflare.com
A162.159.44.251Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarvin.ns.cloudflare.com
A172.64.35.251🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarvin.ns.cloudflare.com
NSrita.ns.cloudflare.com
A2606:4700:50::adf5:3a8c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrita.ns.cloudflare.com
A2803:f800:50::6ca2:c08c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrita.ns.cloudflare.com
A2a06:98c1:50::ac40:208c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrita.ns.cloudflare.com
A108.162.192.140🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrita.ns.cloudflare.com
A172.64.32.140🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrita.ns.cloudflare.com
A173.245.58.140🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrita.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.96.118, 172.67.180.11
IPv6 hints2606:4700:3031::6815:6076, 2606:4700:3034::ac43:b40b
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=1, name=cloudflare-ech.com
SOAmarvin.ns.cloudflare.comdns@cloudflare.com serial=2409802202

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=1784523507

Subdomains

app.obmatematik.com

Same first word

obmatematik.com

DNS History

6 records (6 active, 0 former)

NSmarvin.ns.cloudflare.comrita.ns.cloudflare.comA104.21.96.118172.67.180.112606:4700:3031::6815:60762606:4700:3034::ac43:b40b
●NSmarvin.ns.cloudflare.com2026-05-15 → 2026-07-20 · 2 obs
● 2026-05-15 07:20:38
● 2026-07-20 05:15:08
●NSrita.ns.cloudflare.com2026-05-15 → 2026-07-20 · 2 obs
● 2026-05-15 07:20:38
● 2026-07-20 05:15:08
●A104.21.96.1182026-05-15 → 2026-07-20 · 2 obs
● 2026-05-15 07:20:38
● 2026-07-20 05:15:08
●A172.67.180.112026-05-15 → 2026-07-20 · 2 obs
● 2026-05-15 07:20:38
● 2026-07-20 05:15:08
●A2606:4700:3031::6815:60762026-05-15 → 2026-07-20 · 2 obs
● 2026-05-15 07:20:38
● 2026-07-20 05:15:08
●A2606:4700:3034::ac43:b40b2026-05-15 → 2026-07-20 · 2 obs
● 2026-05-15 07:20:38
● 2026-07-20 05:15:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
obmatematik.comrita.ns.cloudflare.com, marvin.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.251

NS records: rita.ns.cloudflare.com, marvin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for obmatematik.com (unsigned zone)

⏱️ Timing

Total: 137ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.180.11, 104.21.96.118
AAAA22606:4700:3031::6815:6076, 2606:4700:3034::ac43:b40b
NS2marvin.ns.cloudflare.com, rita.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1marvin.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

obmatematik.com is the parent zone for app.obmatematik.com.

IP Addresses

obmatematik.com resolves to four IP addresses: 104.21.96.118, 172.67.180.11, 2606:4700:3031::6815:6076 and 2606:4700:3034::ac43:b40b.

Among the host names that share IP numbers with obmatematik.com are empirewalls.com.au, zeetings.biz, www.alexalorenfan.com and two others.

Name Servers

obmatematik.com is served by two delegated name servers, marvin.ns.cloudflare.com and rita.ns.cloudflare.com.

obmatematik.com has the same name server delegation as a number of other domains, such as kanbarproperties.com, estadat.net, minia.com.tr and two more.

obmatematik.com partially shares its NS delegation with several other domains, including ligasealer.com, square.co.il, mrrr61.de and two others.

These name servers often co-occur with the name servers joyce.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

marvin.ns.cloudflare.com carries IP addresses 108.162.195.251, 162.159.44.251 and 172.64.35.251, with 3 other addresses beyond those.

rita.ns.cloudflare.com carries IP addresses 108.162.192.140, 172.64.32.140 and 173.245.58.140, with 3 other addresses beyond those.