s1.microsoft-update-server.workers.dev - dns.ninja

s1.microsoft-update-server.workers.dev

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:31b7🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:bfb3🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.49.183Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.191.179🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.49.183, 172.67.191.179
IPv6 hints2606:4700:3031::6815:31b7, 2606:4700:3033::ac43:bfb3
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=228, name=cloudflare-ech.com

microsoft-update-server.workers.dev

DNSSEC⚠️ Not signed
NSchristian.ns.cloudflare.com ⭐
NSharlee.ns.cloudflare.com
SOAchristian.ns.cloudflare.comdns@cloudflare.com serial=2407337787

Same first word

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Similar names

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1s.hu
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1s.plus
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1s.gg
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DNS History

6 records (4 active, 2 former)

A104.21.49.183172.67.191.1792606:4700:3031::6815:31b72606:4700:3033::ac43:bfb32606:4700:3030::ac43:bfb32606:4700:3033::6815:31b7
●A104.21.49.1832026-04-12 → 2026-07-29 · 2 obs
● 2026-04-12 18:10:32
● 2026-07-29 16:14:48
●A172.67.191.1792026-04-12 → 2026-07-29 · 2 obs
● 2026-04-12 18:10:32
● 2026-07-29 16:14:48
○A2606:4700:3030::ac43:bfb32026-04-12 → 2026-04-12 · 3 obs
● 2026-04-12 18:10:32
○ 2026-06-30 10:13:20
○ 2026-07-29 16:14:48
●A2606:4700:3031::6815:31b72026-06-30 → 2026-07-29 · 3 obs
○ 2026-04-12 18:10:32
● 2026-06-30 10:13:20
● 2026-07-29 16:14:48
○A2606:4700:3033::6815:31b72026-04-12 → 2026-04-12 · 3 obs
● 2026-04-12 18:10:32
○ 2026-06-30 10:13:20
○ 2026-07-29 16:14:48
●A2606:4700:3033::ac43:bfb32026-06-30 → 2026-07-29 · 3 obs
○ 2026-04-12 18:10:32
● 2026-06-30 10:13:20
● 2026-07-29 16:14:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
workers.devsofia.ns.cloudflare.com, clyde.ns.cloudflare.com-
microsoft-update-server.workers.devchristian.ns.cloudflare.com, harlee.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.35.247

NS records: christian.ns.cloudflare.com, harlee.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 528ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.49.183, 172.67.191.179
AAAA22606:4700:3033::ac43:bfb3, 2606:4700:3031::6815:31b7
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

s1.microsoft-update-server.workers.dev resolves to four IP addresses: 104.21.49.183, 172.67.191.179, 2606:4700:3031::6815:31b7 and 2606:4700:3033::ac43:bfb3.

Additional host names — xn----zmca7cao4ecz.com, peterkoppelmann.de, auto.z168.online and two others — share IP numbers with s1.microsoft-update-server.workers.dev.