api.masterclass.com - dns.ninja

api.masterclass.com

DNSSEC⚠️ Not signed
A2606:4700::6811:b6d🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700::6811:c6d🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.17.11.109Cloudflare104.17.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.17.12.109Cloudflare104.17.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/2 ✓ hints match
IPv4 hints104.17.11.109, 104.17.12.109
IPv6 hints2606:4700::6811:b6d, 2606:4700::6811:c6d

masterclass.com

DNSSEC⚠️ Not signed
A2606:4700::6811:b6d🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700::6811:c6d🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.17.11.109Cloudflare104.17.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.17.12.109Cloudflare104.17.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSelmo.ns.cloudflare.com ⭐
NSlara.ns.cloudflare.com
MXaspmx.l.google.com ⭐
MXalt1.aspmx.l.google.com(5)
MXalt2.aspmx.l.google.com(5)
MXalt3.aspmx.l.google.com(10)
MXalt4.aspmx.l.google.com(10)
TXT00d5y000002tzbcuac
TXTMS=ms40464053
TXTZOOM_verify_MPUyRtnpQ-KCjAo8dCLHtA
TXTadobe-idp-site-verification=8cecf303de49e79f3bdba851120976cc135e573af7e141561...
TXTairtable-verification=2e81434c48c7f1f5f14e32e768aac1f1
TXTanthropic-domain-verification-09srn7=YDOqYXJCGJNNLdEfNFn4Bv2K6
TXTapple-domain-verification=Dwh77ggSYSJLv0sV
TXTatlassian-domain-verification=fsLNVMHXTinbduijD9qeWWVOBbtM0ktMigExcpz84eXkqnv...
TXTatlassian-domain-verification=z8jowpBlkVJiTOqh0KMVPyRiJPZS62sQS/xQk08yGwdNQZ3...
TXTcursor-domain-verification-gcpwkw=M0JNzcmFlXXDV3hxBDtgwzC8U
TXTdecagon-domain-verification-nc91pt=1RNcCaurtxoXZeWleNg62XUbb
TXTdocusign=6a55ec11-02b4-4add-89e3-635c4c845c02
TXTdropbox-domain-verification=qzcecejb36yn
TXTelevenlabs=uI1io7p5QnHLXBO4aIDSPbT1cilewVmgyBHbIv5yP3A
TXTfacebook-domain-verification=vko59lt5tiv3e15nlz3fz0ndzaa48k
TXTfigma-domain-verification=c03ba85be58bb787cf163df010d8a8f566914bdca30d4a8b4da...
TXTgamma-domain-verification-5h4yh2=nNmT1WskPGUEevoEumWLfuiQQ
TXTgoogle-site-verification=82VH4G93yO_5Q3pQCMlhCigfy6YiJW9VB2BgLv1acNU
TXTgoogle-site-verification=HBtTedJJzGqpI0XzHnITC3kJW_kQizrx6qj-pJsBYpk
TXTgoogle-site-verification=UicQjDg7QYyoskEBnAx7DNiYZq2bNIovIdmTY8NEXkE
TXTgoogle-site-verification=ZLRIGV-xmlMAsluAM6Q0sXrYlH9i_lNOPure0L5-FRY
TXTgoogle-site-verification=eKv2UoTFDkYJ7Oj3zLj0cMpKYWTiIg90xNLRih9GFVQ
TXTgoogle-site-verification=iQxG-q_4dr0FA3Ao1DRrgLQjWqmL52fGQwUQxBEacQw
TXTgoogle-site-verification=n1Yz2XSiiz2Zq-fqb_3r0Vxu6nu4aJYocC-yApmymZo
TXTh1-domain-verification=P8nffKmUSEtYWiazMh7ywjrjwYuWCV2BNT4twJXMhygtq8aq
TXTjamf-site-verification=-EgzC23s3-FEy67wN_mmkA
TXTjetbrains-domain-verification=cmohn0y9vdknqw3qaisdk6sn7
TXTjumpdesktop=7ffc143dc6e1d1c8ce3cc46d41f514753764c58441fddc7e1745499243df
TXTonetrust-domain-verification=402a912e5f60472faac5ae0be70f2ac0
TXTopenai-domain-verification=dv-GcY4FzLCwaYMyMTHJyhXx0F0
TXTopus-clip-domain-verification-zemts8=ojPEL6WKEqGIE4oKs1MGcmXsq
TXTpardot923373=eb51071010d88eac96762e419f98e03d8428bd9cbfc2748b1286e18b33fcf0b1
TXTsegment-site-verification=G8EClOzpb9DOxF39ihbSmVtb2j6hv5vz
TXTsegment-site-verification=uqDqIFigNS4vDmAD8EmAGhRsRpIVpvX4
TXTserval-domain-verification-dgcjt0=dVNwJAK7PsxoQPKJ54kzoTO8Q
TXTstripe-verification=05be685f2aa766fd02db629e200de6599f96a26ac878f011ca07f4e46...
TXTstripe-verification=BAC58CD27A726CB57A22A94CF194159DC8AEC807D3C552A42D1965438...
TXTstripe-verification=a724da2600b32898d16a622d440ffe5df365aede0ea0085dac363d14e...
TXTstripe-verification=f4598fc28f5441e04a5f78cd69c1df5e2679418ccd8659c94a62348c0...
TXTteamviewer-sso-verification=63cefa94ee3247beb570154f96dac6f4
TXTv=spf1 ip4:198.245.81.0/24 ip4:136.147.176.0/24 ip4:13.111.0.0/16 ip4:136.147...
TXTzapier-domain-verification-challenge=157c535c-55e3-47db-afae-588cd71db34b
HTTPSHTTP/2 ✓ hints match
IPv4 hints104.17.11.109, 104.17.12.109
IPv6 hints2606:4700::6811:b6d, 2606:4700::6811:c6d
SOAelmo.ns.cloudflare.comdns@cloudflare.com serial=2405883829
WOT: SAFE (61/100)
rank #2643 globally
rank #1389 in the tld
WOT: SAFE (63/100)
📈 Tranco rank: #10,166

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DNS History

4 records (4 active, 0 former)

A104.17.11.109104.17.12.1092606:4700::6811:b6d2606:4700::6811:c6d
●A104.17.11.1092026-02-25 → 2026-06-04 · 2 obs
● 2026-02-25 23:27:52
● 2026-06-04 14:18:38
●A104.17.12.1092026-02-25 → 2026-06-04 · 2 obs
● 2026-02-25 23:27:52
● 2026-06-04 14:18:38
●A2606:4700::6811:b6d2026-02-25 → 2026-06-04 · 2 obs
● 2026-02-25 23:27:52
● 2026-06-04 14:18:38
●A2606:4700::6811:c6d2026-02-25 → 2026-06-04 · 2 obs
● 2026-02-25 23:27:52
● 2026-06-04 14:18:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, m.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net...-
masterclass.comlara.ns.cloudflare.com, elmo.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.128

NS records: lara.ns.cloudflare.com, elmo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for masterclass.com (unsigned zone)

⏱️ Timing

Total: 684ms | Queries: -

📄 Records

TypeCountSample Data
A2104.17.11.109, 104.17.12.109
AAAA22606:4700::6811:b6d, 2606:4700::6811:c6d
HTTPS1{"priority":1,"target":".","alpn":["h2"]

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

api.masterclass.com has 4 IP addresses: 104.17.11.109, 104.17.12.109, 2606:4700::6811:b6d and 2606:4700::6811:c6d.

static.masterclass.com, links.masterclass.com, masterclass.com and two other host names share IP numbers with api.masterclass.com.