🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`contextstack.dev`

DNSSEC	⚠️ Not signed
A	35.92.33.184^{🇺🇸 Amazon35.80.0.0/12 EC2 PDX prefix}
		PTR	`ec2-35-92-33-184.us-west-2.compute.amazonaws.com`
NS	`ns1039.ui-dns.biz` ⭐
		A	2607:f1c0:fe:53:185:132:33:39^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1039.ui-dns.biz`
		A	185.132.33.39^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1039.ui-dns.biz`
NS	`ns1030.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:30^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1030.ui-dns.de`
		A	185.132.32.30^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1030.ui-dns.de`
NS	`ns1038.ui-dns.org`
		A	2607:f1c0:fe:53:185:132:35:38^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1038.ui-dns.org`
		A	185.132.35.38^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1038.ui-dns.org`
NS	`ns1083.ui-dns.com`
		A	2607:f1c0:fe:53:185:132:34:83^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1083.ui-dns.com`
		A	185.132.34.83^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1083.ui-dns.com`
MX	`mx00.ionos.es` ⭐
		A	212.227.15.171^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.es` ⭐
		A	212.227.15.188^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx01.kundenserver.de`
TXT	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	`ns1039.ui-dns.biz`hostmaster@1und1.com 2017-06-01 #10

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Same first word

contextstack.io

contextstack.com

contextstack.org

contextstack.space

contextstack.ai

contextstack.dev

Similar names

stackcontext.space

Previous names

Next names

DNS History

7 records (7 active, 0 former)

●NSns1030.ui-dns.de2026-09-28 → 2026-09-29 · 2 obs

● 2026-09-28 00:13:14
● 2026-09-29 14:43:26

●NSns1038.ui-dns.org2026-09-28 → 2026-09-29 · 2 obs

● 2026-09-28 00:13:14
● 2026-09-29 14:43:26

●NSns1039.ui-dns.biz2026-09-28 → 2026-09-29 · 2 obs

● 2026-09-28 00:13:14
● 2026-09-29 14:43:26

●NSns1083.ui-dns.com2026-09-28 → 2026-09-29 · 2 obs

● 2026-09-28 00:13:14
● 2026-09-29 14:43:26

●MXmx00.ionos.es2026-09-28 → 2026-09-29 · 2 obs

● 2026-09-28 00:13:14
● 2026-09-29 14:43:26

●MXmx01.ionos.es2026-09-28 → 2026-09-29 · 2 obs

● 2026-09-28 00:13:14
● 2026-09-29 14:43:26

●A35.92.33.1842026-09-28 → 2026-09-29 · 2 obs

● 2026-09-28 00:13:14
● 2026-09-29 14:43:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
contextstack.dev	ns1083.ui-dns.com, ns1030.ui-dns.de, ns1039.ui-dns.biz, ns1038.ui-dns.org	-

✅ Authoritative Response

Server:185.132.35.38

NS records: ns1083.ui-dns.com, ns1030.ui-dns.de, ns1039.ui-dns.biz, ns1038.ui-dns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contextstack.dev (unsigned zone)

⏱️ Timing

Total: 623ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`35.92.33.184`
NS	4	`ns1039.ui-dns.biz, ns1038.ui-dns.org...`
MX	2	`mx01.ionos.es (pri: 10), mx00.ionos.es (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1039.ui-dns.biz hostmaster.1und1.com`

Analysis

IP Addresses

contextstack.dev resolves to one IP address: 35.92.33.184.

Among others, txlestudios.es, versionup.net, ec2-35-92-33-184.us-west-2.compute.amazonaws.com and txlback.com resolve to the same IP numbers as contextstack.dev.

Name Servers

The authoritative name servers for contextstack.dev are ns1039.ui-dns.biz, ns1083.ui-dns.com, ns1030.ui-dns.de and ns1038.ui-dns.org.

The name servers of contextstack.dev overlap at least partially with those of other domains — among them rpconduite.fr, alupoblets.es, formacionpracticas.com and two more.

These name servers commonly appear in delegations together with ns1030.ui-dns.biz, ns1039.ui-dns.com, ns1039.ui-dns.de and 7 other.

Each of the four hosts ns1039.ui-dns.biz, ns1083.ui-dns.com, ns1030.ui-dns.de and ns1038.ui-dns.org has two IP addresses. ns1039.ui-dns.biz points to 185.132.33.39 and 2607:f1c0:fe:53:185:132:33:39. ns1083.ui-dns.com points to 185.132.34.83 and 2607:f1c0:fe:53:185:132:34:83. ns1030.ui-dns.de points to 185.132.32.30 and 2607:f1c0:fe:53:185:132:32:30. ns1038.ui-dns.org points to 185.132.35.38 and 2607:f1c0:fe:53:185:132:35:38.

Mail Servers

Mail for contextstack.dev is handled by two mail servers — mx00.ionos.es and mx01.ionos.es.

contextstack.dev uses an identical mail server configuration to several other domains — among them dynexus.es, ventanasalberto.es, brandoog.com and two more.

contextstack.dev has mail servers in common with other domains — entreazahares.es being one example.

Both mx00.ionos.es and mx01.ionos.es have a single IP address each — mx00.ionos.es resolves to 212.227.15.171 while mx01.ionos.es resolves to 212.227.15.188.

contextstack.dev - robtex.com