sim-dev.de - robtex.com
sim-dev.de
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3034::6815:5370πΊπΈ Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3036::ac43:af8aπΊπΈ Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.83.112Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.175.138πΊπΈ Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | clark.ns.cloudflare.com β | ||||||
| A | 2606:4700:58::adf5:3b57πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | clark.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c157π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | clark.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2157πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | clark.ns.cloudflare.com | ||||||
| A | 108.162.193.87πΊπΈ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | clark.ns.cloudflare.com | ||||||
| A | 172.64.33.87πΊπΈ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | clark.ns.cloudflare.com | ||||||
| A | 173.245.59.87πΊπΈ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | clark.ns.cloudflare.com | ||||||
| NS | sofia.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3adfπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sofia.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0dfπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sofia.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20dfπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sofia.ns.cloudflare.com | ||||||
| A | 108.162.192.223πΊπΈ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sofia.ns.cloudflare.com | ||||||
| A | 172.64.32.223πΊπΈ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sofia.ns.cloudflare.com | ||||||
| A | 173.245.58.223πΊπΈ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sofia.ns.cloudflare.com | ||||||
| MX | smtpin.rzone.de β | ||||||
| A | 2a01:238:20a:202:50f0::1097π©πͺ STRATO2a01:238:20a::/48 Strato AG | ||||||
| A | 81.169.145.97π©πͺ STRATO81.169.144.0/22 AG | ||||||
| PTR | smtpin.rzone.de | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.83.112, 172.67.175.138 | ||||||
| IPv6 hints | 2606:4700:3034::6815:5370, 2606:4700:3036::ac43:af8a | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=16, name=cloudflare-ech.com | ||||||
| SOA | clark.ns.cloudflare.comdns@cloudflare.com serial=2411887020 | ||||||
de
| DNSSEC | π Signed (DS record present) | ||||||
| NS | f.nic.de β | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net β οΈ Not in parent delegation | ||||||
| NS | n.de.net β οΈ Not in parent delegation | ||||||
| NS | s.de.net β οΈ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1788719595 | ||||||
Same first word
Similar names
Previous names
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DNS History
7 records (7 active, 0 former)
βNSclark.ns.cloudflare.com2026-09-03 β 2026-09-06 Β· 2 obs
β 2026-09-06 19:07:28
βNSsofia.ns.cloudflare.com2026-09-03 β 2026-09-06 Β· 2 obs
β 2026-09-06 19:07:28
βMXsmtpin.rzone.de2026-09-03 β 2026-09-06 Β· 2 obs
β 2026-09-06 19:07:28
βA104.21.83.1122026-09-03 β 2026-09-06 Β· 2 obs
β 2026-09-06 19:07:28
βA172.67.175.1382026-09-03 β 2026-09-06 Β· 2 obs
β 2026-09-06 19:07:28
βA2606:4700:3034::6815:53702026-09-03 β 2026-09-06 Β· 2 obs
β 2026-09-06 19:07:28
βA2606:4700:3036::ac43:af8a2026-09-03 β 2026-09-06 Β· 2 obs
β 2026-09-06 19:07:28
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| sim-dev.de | sofia.ns.cloudflare.com, clark.ns.cloudflare.com | - |
β Authoritative Response
Server:173.245.59.87
NS records: sofia.ns.cloudflare.com, clark.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for sim-dev.de (unsigned zone)
β±οΈ Timing
Total: 843ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.83.112, 172.67.175.138 |
| AAAA | 2 | 2606:4700:3036::ac43:af8a, 2606:4700:3034::6815:5370 |
| NS | 2 | clark.ns.cloudflare.com, sofia.ns.cloudflare.com |
| MX | 1 | smtpin.rzone.de (pri: 5) |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | clark.ns.cloudflare.com dns.cloudflare.c |
Analysis
IP Addresses
sim-dev.de directs to four IP numbers, which are 104.21.83.112, 172.67.175.138, 2606:4700:3034::6815:5370 and 2606:4700:3036::ac43:af8a.
Among the host names that share IP numbers with sim-dev.de are contaagil.com, orinai.click, webdekor.com.tr and two others.
Name Servers
sim-dev.de uses two name servers for its delegation: clark.ns.cloudflare.com and sofia.ns.cloudflare.com.
sim-dev.de has the same name server delegation as a number of other domains, such as xcube.id, maxmarkinc.com, adminpulse.fr and two more.
At least some of sim-dev.de's name servers are shared with other domains, for example machiasobi.or.jp, betscommesseonline.com, jc2.app and two more.
These name servers tend to be used in conjunction with the name servers coleman.ns.cloudflare.com.
Host names resolving to 6 IP numbers:
Hostname clark.ns.cloudflare.com directs to 108.162.193.87, 172.64.33.87 and 173.245.59.87 along with 3 other IP addresses.
Hostname sofia.ns.cloudflare.com directs to 108.162.192.223, 172.64.32.223 and 173.245.58.223 along with 3 other IP addresses.
Mail Servers
sim-dev.de routes its mail through a single mail server, smtpin.rzone.de.
sim-dev.de has the same mail server arrangement as a number of other domains, for example d-li.de, majoimforst.de, bergheim-tirol.com and two more.
smtpin.rzone.de directs to two IP numbers, 81.169.145.97 and 2a01:238:20a:202:50f0::1097.