istrosec.de - robtex.com

istrosec.de

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:9418🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:3779🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.55.121Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.148.24🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSannalise.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26ea🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRannalise.ns.cloudflare.com
A2803:f800:50::6ca2:c2ea🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRannalise.ns.cloudflare.com
A2a06:98c1:50::ac40:22ea🇺🇸 Cloudflare2a06:98c1:50::/45
PTRannalise.ns.cloudflare.com
A108.162.194.234🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A162.159.38.234Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.34.234🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSbayan.ns.cloudflare.com
A2606:4700:58::adf5:3b48🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbayan.ns.cloudflare.com
A2803:f800:50::6ca2:c148🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbayan.ns.cloudflare.com
A2a06:98c1:50::ac40:2148🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbayan.ns.cloudflare.com
A108.162.193.72🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbayan.ns.cloudflare.com
A172.64.33.72🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbayan.ns.cloudflare.com
A173.245.59.72🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbayan.ns.cloudflare.com
MXistrosec-de.mail.protection.outlook.com ⭐
A2a01:111:f403:ca04::6🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db4pr02cu00406.inbound.protection.outlook.com
A2a01:111:f403:ca04::b🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-dbbpr03cu00103.inbound.protection.outlook.com
A2a01:111:f403:ca04::10🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-dbapr03cu00100.inbound.protection.outlook.com
A2a01:111:f403:ca09::8🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-as2pr05cu00100.inbound.protection.outlook.com
A52.101.68.0🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-db3pr0202cu00100.inbound.protection.outlook.com
A52.101.73.1🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am3pr04cu00501.inbound.protection.outlook.com
A52.101.73.30🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am7pr05cu00306.inbound.protection.outlook.com
A52.101.73.153🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-as8pr05cu00401.inbound.protection.outlook.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.55.121, 172.67.148.24
IPv6 hints2606:4700:3030::ac43:9418, 2606:4700:3035::6815:3779
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=85, name=cloudflare-ech.com
SOAannalise.ns.cloudflare.comdns@cloudflare.com serial=2409826474

de

DNSSEC🔒 Signed (DS record present)
NSf.nic.de ⭐
NSa.nic.de
NSl.de.net ⚠️ Not in parent delegation
NSn.de.net ⚠️ Not in parent delegation
NSs.de.net ⚠️ Not in parent delegation
NSz.nic.de
SOAf.nic.dedns-operations@denic.de serial=1785417781

Same first word

istrosec.sk
istrosec.de
istrosec.com

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crisesto.org

DNS History

11 records (7 active, 4 former)

NSannalise.ns.cloudflare.combayan.ns.cloudflare.comMXistrosec-de.mail.protection.outlook.comA104.21.55.121172.67.148.242606:4700:3030::ac43:94182606:4700:3035::6815:3779188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSannalise.ns.cloudflare.com2026-07-27 → 2026-07-30 · 2 obs
● 2026-07-27 13:09:58
● 2026-07-30 13:44:44
●NSbayan.ns.cloudflare.com2026-07-27 → 2026-07-30 · 2 obs
● 2026-07-27 13:09:58
● 2026-07-30 13:44:44
●MXistrosec-de.mail.protection.outlook.com2026-07-27 → 2026-07-30 · 2 obs
● 2026-07-27 13:09:58
● 2026-07-30 13:44:44
●A104.21.55.1212026-07-30 → 2026-07-30 · 2 obs
○ 2026-07-27 13:09:58
● 2026-07-30 13:44:44
●A172.67.148.242026-07-30 → 2026-07-30 · 2 obs
○ 2026-07-27 13:09:58
● 2026-07-30 13:44:44
○A188.114.96.02026-07-27 → 2026-07-27 · 2 obs
● 2026-07-27 13:09:58
○ 2026-07-30 13:44:44
○A188.114.97.02026-07-27 → 2026-07-27 · 2 obs
● 2026-07-27 13:09:58
○ 2026-07-30 13:44:44
●A2606:4700:3030::ac43:94182026-07-30 → 2026-07-30 · 2 obs
○ 2026-07-27 13:09:58
● 2026-07-30 13:44:44
●A2606:4700:3035::6815:37792026-07-30 → 2026-07-30 · 2 obs
○ 2026-07-27 13:09:58
● 2026-07-30 13:44:44
○A2a06:98c1:3120::2026-07-27 → 2026-07-27 · 2 obs
● 2026-07-27 13:09:58
○ 2026-07-30 13:44:44
○A2a06:98c1:3121::2026-07-27 → 2026-07-27 · 2 obs
● 2026-07-27 13:09:58
○ 2026-07-30 13:44:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
def.nic.de, z.nic.de, a.nic.de-
istrosec.deannalise.ns.cloudflare.com, bayan.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.234

NS records: annalise.ns.cloudflare.com, bayan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for istrosec.de (unsigned zone)

⏱️ Timing

Total: 864ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.55.121, 172.67.148.24
AAAA22606:4700:3030::ac43:9418, 2606:4700:3035::6815:3779
NS2annalise.ns.cloudflare.com, bayan.ns.cloudflare.com
MX1istrosec-de.mail.protection.outlook.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1annalise.ns.cloudflare.com dns.cloudflar

Analysis

IP Addresses

istrosec.de resolves to four IP addresses: 104.21.55.121, 172.67.148.24, 2606:4700:3030::ac43:9418 and 2606:4700:3035::6815:3779.

Among the host names that share IP numbers with istrosec.de are osim09.com, a1.consoletarget.com, ekvt.ru and two others.

Name Servers

istrosec.de has two authoritative name servers — annalise.ns.cloudflare.com and bayan.ns.cloudflare.com.

istrosec.de has the same name server delegation as a number of other domains, such as telegayjtp.work, greenflagaward.co.uk, shoply.com and two more.

istrosec.de partially shares its NS delegation with several other domains, including traveltimejapan.com, rentdenvernow.com, outofthesaddle.org.uk and two others.

These name servers regularly co-occur with the name servers noah.ns.cloudflare.com, donna.ns.cloudflare.com and grant.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

annalise.ns.cloudflare.com points to 108.162.194.234, 162.159.38.234, 172.64.34.234 and 3 other IP addresses.

bayan.ns.cloudflare.com points to 108.162.193.72, 172.64.33.72, 173.245.59.72 and 3 other IP addresses.

Mail Servers

istrosec.de routes its mail through a single mail server, istrosec-de.mail.protection.outlook.com.

istrosec-de.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.68.0, 52.101.73.1 and 52.101.73.30, along with 5 other.