`public.linear.app`

DNSSEC	⚠️ Not signed
A	2606:4700:4400::ac40:93d3^{🇺🇸 Cloudflare} ✓ In HTTPS hints
A	2a06:98c1:3100::6812:282d^{🇺🇸 Cloudflare} ✓ In HTTPS hints
A	104.18.40.45^Cloudflare ✓ In HTTPS hints
A	172.64.147.211^{🇺🇸 Cloudflare} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.18.40.45, 172.64.147.211
		IPv6	2606:4700:4400::ac40:93d3, 2a06:98c1:3100::6812:282d

`linear.app`

DNSSEC	⚠️ Not signed
A	2606:4700:4400::ac40:93d3^{🇺🇸 Cloudflare} ✓ In HTTPS hints
A	2a06:98c1:3100::6812:282d^{🇺🇸 Cloudflare} ✓ In HTTPS hints
A	104.18.40.45^Cloudflare ✓ In HTTPS hints
A	172.64.147.211^{🇺🇸 Cloudflare} ✓ In HTTPS hints
NS	`tim.ns.cloudflare.com` ⭐
NS	`zara.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
TXT	`MS=ms43041516`
TXT	`ZOOM_verify_rSExBwd4QT2vT9dfq9-UrA`
TXT	`_qcd9zztuukbep051izx2pjssdl6yae2`
TXT	`apple-domain-verification=zVdJnsxkD6nX5XCL`
TXT	`cursor-domain-verification-jkgerh=fYGswH2He0dJj0DekVjoNvFKi`
TXT	`domain-verification=0b7a143e64a100eeb18d7e29c53d3bcf83746f87607ac1f1b6aef8802...`
TXT	`google-site-verification=-TwiLtawzz8QlL_LZlkuGibc6klzAuD0DfgytD0TM0g`
TXT	`google-site-verification=4am7F1KUGPoMFePO3xuz4Eek80WH7im3c9UeedE10pA`
TXT	`google-site-verification=mFdMlamOogHV4U7WGNYRd55OvljoEx7M_wgpb7zHzfo`
TXT	`launchdarkly-domain-verification=f702791b-ddb9-496f-80f1-df7499632973`
TXT	`linear-domain-verification=391958`
TXT	`mongodb-site-verification=DkQRVTZWWUX0i14d4YZddicK0SF4Qc1L`
TXT	`notion-domain-verification=WyZnKX70mlPP1r1HchqL7re1MjaYo5c2F2Cy2R2z3XD`
TXT	`notion-domain-verification=YflTDyf5nncjFK4D85Nsh38ufawi0ExsoOTUzXu9NpT`
TXT	`openai-domain-verification=dv-cF94uxiJMGTKa374p6jJD0zU`
TXT	`rippling-domain-verification=806196fd264819a7`
TXT	`slack-domain-verification=n9BI0EJf0vSJO9ugqYmWNJ5xbOOVQnnTirCGbRZK`
TXT	`stripe-verification=6EC2FC42DC487CF290EEEE12F5DEE9914E0186EF7BF33C1B6AEB7DD8B...`
TXT	`v=MCPv1; k=ed25519; p=kK/pbugEO5TjSy0dXhqbUMJ0v+5eCO8osDkDeccICp4=`
TXT	`v=spf1 include:_spf.google.com include:spf.mtasv.net include:44092442.spf10.h...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.18.40.45, 172.64.147.211
		IPv6	2606:4700:4400::ac40:93d3, 2a06:98c1:3100::6812:282d
SOA	`tim.ns.cloudflare.com`dns@cloudflare.com serial=2396971104

rank #35821 globally
rank #32 in the tld
this domain is linear.📈 Tranco rank: #16,886

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DNS History

4 records (4 active, 0 former)

●A104.18.40.452026-02-21 → 2026-02-21 · 2 obs

● 2026-02-21 19:55:32
● 2026-02-21 19:55:38

●A172.64.147.2112026-02-21 → 2026-02-21 · 2 obs

● 2026-02-21 19:55:32
● 2026-02-21 19:55:38

●A2606:4700:4400::ac40:93d32026-02-21 → 2026-02-21 · 2 obs

● 2026-02-21 19:55:32
● 2026-02-21 19:55:38

●A2a06:98c1:3100::6812:282d2026-02-21 → 2026-02-21 · 2 obs

● 2026-02-21 19:55:32
● 2026-02-21 19:55:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
linear.app	zara.ns.cloudflare.com, tim.ns.cloudflare.com	-

✅ Authoritative Response

Server: 172.64.32.148

NS records: zara.ns.cloudflare.com, tim.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linear.app (unsigned zone)

⏱️ Timing

Total: 1368ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.64.147.211, 104.18.40.45`
AAAA	2	`2a06:98c1:3100::6812:282d, 2606:4700:4400::ac40:93d3`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

AI analysis

public.linear.app points to four IP numbers: 2606:4700:4400::ac40:93d3, 2a06:98c1:3100::6812:282d, 104.18.40.45 and 172.64.147.211.

Other host names including client-api.linear.app, linear.app, api.linear.app, uploads.linear.app and bryant.com share IP numbers with public.linear.app.

public.linear.app - robtex.com