ns1.blitz21.eu - robtex.com

ns1.blitz21.eu

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:8548🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::6815:dda🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.13.218Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.133.72🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.13.218, 172.67.133.72
IPv6 hints2606:4700:3030::ac43:8548, 2606:4700:3032::6815:dda
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=99, name=cloudflare-ech.com

blitz21.eu

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:8548🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::6815:dda🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.13.218Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.133.72🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdayana.ns.cloudflare.com ⭐
NStrevor.ns.cloudflare.com
TXT7230468fb60603edd2aed87dd8c24eaf85891ed6
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.13.218, 172.67.133.72
IPv6 hints2606:4700:3030::ac43:8548, 2606:4700:3032::6815:dda
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=99, name=cloudflare-ech.com
SOAdayana.ns.cloudflare.comdns@cloudflare.com serial=2410029470

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DNS History

8 records (4 active, 4 former)

202120222023202420252026A104.21.13.218172.67.133.722606:4700:3030::ac43:85482606:4700:3032::6815:dda172.64.80.12606:4700:130:436c:6f75:6466:6c61:72652606:4700:3035::6815:dda89.187.84.179
●A104.21.13.2182026-04-05 → 2026-08-05 · 3 obs
○ 2026-02-20 08:33:20
● 2026-04-05 02:56:16
● 2026-08-05 05:35:00
○A172.64.80.12026-02-20 → 2026-02-20 · 4 obs
○ 2020-04-01 17:39:14
● 2026-02-20 08:33:20
○ 2026-04-05 02:56:16
○ 2026-08-05 05:35:00
●A172.67.133.722026-04-05 → 2026-08-05 · 3 obs
○ 2026-02-20 08:33:20
● 2026-04-05 02:56:16
● 2026-08-05 05:35:00
○A2606:4700:130:436c:6f75:6466:6c61:72652026-02-20 → 2026-02-20 · 4 obs
○ 2020-04-01 17:39:14
● 2026-02-20 08:33:20
○ 2026-04-05 02:56:16
○ 2026-08-05 05:35:00
●A2606:4700:3030::ac43:85482026-04-05 → 2026-08-05 · 3 obs
○ 2026-02-20 08:33:20
● 2026-04-05 02:56:16
● 2026-08-05 05:35:00
●A2606:4700:3032::6815:dda2026-06-21 → 2026-08-05 · 3 obs
○ 2026-06-05 04:17:16
● 2026-06-21 14:32:40
● 2026-08-05 05:35:00
○A2606:4700:3035::6815:dda2026-04-05 → 2026-06-05 · 5 obs
○ 2026-02-20 08:33:20
● 2026-04-05 02:56:16
● 2026-06-05 04:17:16
○ 2026-06-21 14:32:40
○ 2026-08-05 05:35:00
○A89.187.84.1792020-04-01 → 2020-04-01 · 3 obs
● 2020-04-01 17:39:14
○ 2026-02-20 08:33:20
○ 2026-08-05 05:35:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
euw.dns.eu, x.dns.eu, y.dns.eu, be.dns.eu...-
blitz21.eudayana.ns.cloudflare.com, trevor.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.103

NS records: dayana.ns.cloudflare.com, trevor.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for blitz21.eu (unsigned zone)

⏱️ Timing

Total: 253ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.13.218, 172.67.133.72
AAAA22606:4700:3030::ac43:8548, 2606:4700:3032::6815:dda
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

ns1.blitz21.eu directs to four IP numbers, which are 104.21.13.218, 172.67.133.72, 2606:4700:3030::ac43:8548 and 2606:4700:3032::6815:dda.

Among the host names that share IP numbers with ns1.blitz21.eu are wobo1.cc, acrsolutions.it, californiagirljewelry.com and two others.