mathopt.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

mathopt.dev

DNSSEC⚠️ Not signed
A66.33.60.66🇺🇸 Amazon66.33.60.0/24 EC2 Prefix
A66.33.60.193🇺🇸 Amazon66.33.60.0/24 EC2 Prefix
NSns1.vercel-dns.com ⭐
A2620:4d:4000:6259:7:13:0:1🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1
PTRdns1.p13.nsone.net
A198.51.44.13🇺🇸 NSONE198.51.44.0/24
PTRdns1.p13.nsone.net
NSns2.vercel-dns.com
A2a00:edc0:6259:7:13::2🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2
PTRdns2.p13.nsone.net
A198.51.45.13🇺🇸 NSONE198.51.45.0/24
PTRdns2.p13.nsone.net
SOAns1.vercel-dns.comhostmaster@nsone.net serial=1732800076

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Same first word

mathopt.de
mathopt.dev
mathopt.nl
mathopt.org
mathopt.xyz
mathopt.be
mathopt.com
mathopt.sakura.ne.jp

Similar names

photmat.eu
mattohp.com
mathpot.com
topmath.edu.kg
phottam.in
potmath.com
mathtop.com
matphot.com
mattohp.jp
mothpat.com
optmath.com
topmath.com
topmath.info
tomphat.com.au
tathomp.com
phottam.ai
topmath.org
topmath.ir
mathtop.com.cn
thompat.de
topmath.vn
topmath.ca
mapthot.com
topmath.de

Previous names

mathieutu.dev
mathiewabbas.dev
mathify.dev
mathigon.dev
mathijs.dev
mathijsdegroot.dev
mathilda.dev
mathilde.dev
mathintlprotfolio.dev
mathis-adler.dev
mathis-benecke.dev
mathis-buchet.dev
mathishagnere.dev
mathix.dev
mathless.dev
mathlima.dev
mathmax.dev
mathng.dev
mathon.dev
mathops.dev

Next names

mathotech.dev
mathpage.dev
mathpresso-net.dev
mathroda.dev
mathrules.dev
mathsantos.dev
mathscircle.dev
mathspy.dev
mathstudy.dev
mathsystem.dev
mathur.dev
mathurinchung.dev
mathusan.dev
mathuse.dev
mathworks.dev
mathxlat.dev
mathys.dev
mathz.dev
matiae.dev
matiajasana.dev

DNS History

14 records (4 active, 10 former)

NSns1.vercel-dns.comns2.vercel-dns.comA66.33.60.19366.33.60.6666.33.60.12966.33.60.13066.33.60.19466.33.60.3466.33.60.3576.76.21.12376.76.21.16476.76.21.2276.76.21.24176.76.21.93
●NSns1.vercel-dns.com2026-08-30 → 2026-09-06 · 2 obs
● 2026-08-30 11:45:02
● 2026-09-06 10:14:28
●NSns2.vercel-dns.com2026-08-30 → 2026-09-06 · 2 obs
● 2026-08-30 11:45:02
● 2026-09-06 10:14:28
○A66.33.60.1292026-09-06 → 2026-09-06 · 3 obs
○ 2026-09-06 00:14:44
● 2026-09-06 06:49:52
○ 2026-09-06 10:14:28
○A66.33.60.1302026-09-05 → 2026-09-05 · 4 obs
○ 2026-09-05 09:49:54
● 2026-09-05 14:32:22
○ 2026-09-05 19:28:24
○ 2026-09-06 10:14:28
●A66.33.60.1932026-09-05 → 2026-09-06 · 5 obs
○ 2026-09-05 19:28:24
● 2026-09-05 22:58:10
○ 2026-09-06 00:14:44
● 2026-09-06 06:49:52
● 2026-09-06 10:14:28
○A66.33.60.1942026-09-05 → 2026-09-06 · 6 obs
○ 2026-09-05 09:49:54
● 2026-09-05 14:32:22
○ 2026-09-05 19:28:24
● 2026-09-06 00:14:44
○ 2026-09-06 06:49:52
○ 2026-09-06 10:14:28
○A66.33.60.342026-08-31 → 2026-09-05 · 6 obs
○ 2026-08-30 11:45:02
● 2026-08-31 02:25:58
○ 2026-09-05 14:32:22
● 2026-09-05 22:58:10
○ 2026-09-06 00:14:44
○ 2026-09-06 10:14:28
○A66.33.60.352026-09-05 → 2026-09-05 · 4 obs
○ 2026-09-05 14:32:22
● 2026-09-05 19:28:24
○ 2026-09-05 22:58:10
○ 2026-09-06 10:14:28
●A66.33.60.662026-09-06 → 2026-09-06 · 4 obs
○ 2026-09-05 22:58:10
● 2026-09-06 00:14:44
○ 2026-09-06 06:49:52
● 2026-09-06 10:14:28
○A76.76.21.1232026-08-30 → 2026-08-30 · 3 obs
● 2026-08-30 11:45:02
○ 2026-08-31 02:25:58
○ 2026-09-06 10:14:28
○A76.76.21.1642026-09-05 → 2026-09-05 · 4 obs
○ 2026-09-05 14:32:22
● 2026-09-05 19:28:24
○ 2026-09-05 22:58:10
○ 2026-09-06 10:14:28
○A76.76.21.222026-08-31 → 2026-08-31 · 4 obs
○ 2026-08-30 11:45:02
● 2026-08-31 02:25:58
○ 2026-09-05 09:49:54
○ 2026-09-06 10:14:28
○A76.76.21.2412026-08-30 → 2026-08-30 · 3 obs
● 2026-08-30 11:45:02
○ 2026-08-31 02:25:58
○ 2026-09-06 10:14:28
○A76.76.21.932026-09-05 → 2026-09-05 · 4 obs
○ 2026-08-31 02:25:58
● 2026-09-05 09:49:54
○ 2026-09-05 14:32:22
○ 2026-09-06 10:14:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld5.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
mathopt.devns1.vercel-dns.com, ns2.vercel-dns.com-

✅ Authoritative Response

Server:198.51.44.13

NS records: ns1.vercel-dns.com, ns2.vercel-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathopt.dev (unsigned zone)

⏱️ Timing

Total: 444ms | Queries: -

📄 Records

TypeCountSample Data
A276.76.21.164, 76.76.21.123
NS2ns1.vercel-dns.com, ns2.vercel-dns.com
SOA1ns1.vercel-dns.com hostmaster.nsone.net

Analysis

IP Addresses

mathopt.dev resolves to the IP addresses 66.33.60.66 and 66.33.60.193

Additional host names — 012345.tk, jswift.co, ndomi.no and two others — share IP numbers with mathopt.dev.

Name Servers

mathopt.dev is served by two delegated name servers, ns1.vercel-dns.com and ns2.vercel-dns.com.

mathopt.dev shares its name server setup with other domains, including stageboost.io, secbirsey.com, raamdecoratiemagazijn.nl and two others.

mathopt.dev shares at least some of its name servers with other domains, such as microgreensmart.com and yahp.dev.

Each of the two host names carries two IP addresses: ns1.vercel-dns.com points to 198.51.44.13 and 2620:4d:4000:6259:7:13:0:1, and ns2.vercel-dns.com points to 198.51.45.13 and 2a00:edc0:6259:7:13::2.