`tailscale.cloud`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:534c^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:d98b^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.83.76^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.217.139^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jillian.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:262c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jillian.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c22c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jillian.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:222c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jillian.ns.cloudflare.com`
		A	108.162.194.44^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jillian.ns.cloudflare.com`
		A	162.159.38.44^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jillian.ns.cloudflare.com`
		A	172.64.34.44^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jillian.ns.cloudflare.com`
NS	`rick.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b8b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rick.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c18b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rick.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:218b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rick.ns.cloudflare.com`
		A	108.162.193.139^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rick.ns.cloudflare.com`
		A	172.64.33.139^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rick.ns.cloudflare.com`
		A	173.245.59.139^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rick.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.83.76, 172.67.217.139
		IPv6 hints	2606:4700:3030::6815:534c, 2606:4700:3037::ac43:d98b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=173, name=cloudflare-ech.com
SOA	`jillian.ns.cloudflare.com`dns@cloudflare.com serial=2406561270

`cloud`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns01.trs-dns.com` ⭐
	NS	`ns.trs-dns.com`
	NS	`ns01.trs-dns.net`
	NS	`ns10.trs-dns.info`
	NS	`ns10.trs-dns.org`
	SOA	`ns.trs-dns.com`trs-ops@tucows.com serial=1784197828

⚠️ On DNS blocklist: pro, pro.plus, tif, ultimate

Subdomains

www.tailscale.cloud

Same first word

tailscale.best

tailscale.info

tailscale.com

tailscale.cloud

tailscale.io

tailscale.dev

Similar names

DNS History

12 records (6 active, 6 former)

●NSjillian.ns.cloudflare.com2026-05-30 → 2026-07-16 · 2 obs

● 2026-05-30 15:30:12
● 2026-07-16 11:05:26

●NSrick.ns.cloudflare.com2026-05-30 → 2026-07-16 · 2 obs

● 2026-05-30 15:30:12
● 2026-07-16 11:05:26

●A104.21.83.762026-05-30 → 2026-07-16 · 4 obs

● 2026-05-30 15:30:12
○ 2026-06-27 04:50:54
● 2026-07-16 11:05:24
● 2026-07-16 11:05:26

●A172.67.217.1392026-05-30 → 2026-07-16 · 4 obs

● 2026-05-30 15:30:12
○ 2026-06-27 04:50:54
● 2026-07-16 11:05:24
● 2026-07-16 11:05:26

○A188.114.96.02026-06-27 → 2026-06-27 · 4 obs

○ 2026-06-24 07:16:12
● 2026-06-27 04:50:54
○ 2026-07-16 11:05:24
○ 2026-07-16 11:05:26

○A188.114.97.02026-06-27 → 2026-06-27 · 4 obs

○ 2026-06-24 07:16:12
● 2026-06-27 04:50:54
○ 2026-07-16 11:05:24
○ 2026-07-16 11:05:26

●A2606:4700:3030::6815:534c2026-06-24 → 2026-07-16 · 5 obs

○ 2026-06-16 14:08:56
● 2026-06-24 07:16:12
○ 2026-06-27 04:50:54
● 2026-07-16 11:05:24
● 2026-07-16 11:05:26

○A2606:4700:3033::ac43:d98b2026-05-30 → 2026-06-16 · 4 obs

● 2026-05-30 15:30:12
● 2026-06-16 14:08:56
○ 2026-06-24 07:16:12
○ 2026-07-16 11:05:26

○A2606:4700:3035::6815:534c2026-05-30 → 2026-06-16 · 4 obs

● 2026-05-30 15:30:12
● 2026-06-16 14:08:56
○ 2026-06-24 07:16:12
○ 2026-07-16 11:05:26

●A2606:4700:3037::ac43:d98b2026-06-24 → 2026-07-16 · 5 obs

○ 2026-06-16 14:08:56
● 2026-06-24 07:16:12
○ 2026-06-27 04:50:54
● 2026-07-16 11:05:24
● 2026-07-16 11:05:26

○A2a06:98c1:3120::2026-06-27 → 2026-06-27 · 4 obs

○ 2026-06-24 07:16:12
● 2026-06-27 04:50:54
○ 2026-07-16 11:05:24
○ 2026-07-16 11:05:26

○A2a06:98c1:3121::2026-06-27 → 2026-06-27 · 4 obs

○ 2026-06-24 07:16:12
● 2026-06-27 04:50:54
○ 2026-07-16 11:05:24
○ 2026-07-16 11:05:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cloud	ns10.trs-dns.org, ns01.trs-dns.net, ns01.trs-dns.com, ns10.trs-dns.info	-
tailscale.cloud	rick.ns.cloudflare.com, jillian.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.139

NS records: rick.ns.cloudflare.com, jillian.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tailscale.cloud (unsigned zone)

⏱️ Timing

Total: 584ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.83.76, 172.67.217.139`
AAAA	2	`2606:4700:3030::6815:534c, 2606:4700:3037::ac43:d98b`
NS	2	`jillian.ns.cloudflare.com, rick.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jillian.ns.cloudflare.com dns.cloudflare`

Analysis

Hierarchy

tailscale.cloud serves as the parent of www.tailscale.cloud.

IP Addresses

tailscale.cloud resolves to four IP addresses: 104.21.83.76, 172.67.217.139, 2606:4700:3030::6815:534c and 2606:4700:3037::ac43:d98b.

ns.ejprint.com, mail.internet-copyshop.nl, silvinadevita.com and two other host names share IP numbers with tailscale.cloud.

Name Servers

tailscale.cloud is served by two delegated name servers, jillian.ns.cloudflare.com and rick.ns.cloudflare.com.

tailscale.cloud uses the same name servers as several other domains — among them sartunepok.com, yodoso.com, slotneo.com and two more.

tailscale.cloud has at least partial name server overlap with other domains, such as feed.tv, intoption.com, paddackstowing.com and two others.

These name servers tend to appear together with the name servers tadeo.ns.cloudflare.com, simon.ns.cloudflare.com and gabriel.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

jillian.ns.cloudflare.com carries IP addresses 108.162.194.44, 162.159.38.44 and 172.64.34.44, with 3 other addresses beyond those.

rick.ns.cloudflare.com carries IP addresses 108.162.193.139, 172.64.33.139 and 173.245.59.139, with 3 other addresses beyond those.

tailscale.cloud - robtex.com

tailscale.cloud

cloud

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

`tailscale.cloud`

`cloud`