developer.cat - dns.ninja

`developer.cat`

DNSSEC	⚠️ Not signed
A	2001:8d8:100f:f000::270^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
		PTR	`2001-08d8-100f-f000-0000-0000-0000-0270.elastic-ssl.ui-r.com`
A	217.160.0.193^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns-es.1and1-dns.es` ⭐
		A	2607:f1c0:fe:53:185:132:32:5^{🇺🇸 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	`ns-es.1and1-dns.es`
		A	185.132.32.5^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-es.1and1-dns.es`
NS	`ns-es.1and1-dns.biz`
		A	2607:f1c0:fe:53:185:132:33:5^{🇺🇸 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	`ns-es.1and1-dns.biz`
		A	185.132.33.5^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-es.1and1-dns.biz`
NS	`ns-es.1and1-dns.com`
		A	2607:f1c0:fe:53:185:132:34:5^{🇺🇸 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	`ns-es.1and1-dns.com`
		A	185.132.34.5^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-es.1and1-dns.com`
NS	`ns-es.1and1-dns.org`
		A	2607:f1c0:fe:53:185:132:35:5^{🇺🇸 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	`ns-es.1and1-dns.org`
		A	185.132.35.5^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-es.1and1-dns.org`
MX	`mx00.ionos.es` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.es` ⭐
		A	217.72.192.67^{🇩🇪 IONOS-AS217.72.192.0/20 Web.de}
			PTR	`mx01.kundenserver.de`
TXT	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	`ns-es.1and1-dns.es`hostmaster@1and1.com 2017-04-08 #18

`cat`

	DNSSEC	🔒 Signed (DS record present)
	NS	`anyc1.irondns.net` ⭐
	NS	`cat.ns.nic.es`
	NS	`cat.pch.net`
	NS	`nsc.nic.de`
	NS	`switch.nic.cat`
	SOA	`anyc1.irondns.net`dnsmaster@corenic.org serial=2607231959

Same first word

developer.wtf

developer.to

developer.pk

developer.waw.pl

developer.by

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Similar names

DNS History

14 records (8 active, 6 former)

●NSns-es.1and1-dns.biz2016-03-01 → 2026-07-23 · 2 obs

● 2016-03-01 20:59:58
● 2026-07-23 20:26:48

●NSns-es.1and1-dns.com2016-03-01 → 2026-07-23 · 2 obs

● 2016-03-01 20:59:58
● 2026-07-23 20:26:48

●NSns-es.1and1-dns.es2016-03-01 → 2026-07-23 · 2 obs

● 2016-03-01 20:59:58
● 2026-07-23 20:26:48

●NSns-es.1and1-dns.org2016-03-01 → 2026-07-23 · 2 obs

● 2016-03-01 20:59:58
● 2026-07-23 20:26:48

○MXmx00.1and1.es2016-03-01 → 2020-03-21 · 4 obs

● 2016-03-01 20:59:58
● 2020-03-21 05:22:30
○ 2026-02-17 10:38:30
○ 2026-07-23 20:26:48

●MXmx00.ionos.es2026-02-17 → 2026-07-23 · 3 obs

○ 2020-03-21 05:22:30
● 2026-02-17 10:38:30
● 2026-07-23 20:26:48

○MXmx01.1and1.es2016-03-01 → 2020-03-21 · 4 obs

● 2016-03-01 20:59:58
● 2020-03-21 05:22:30
○ 2026-02-17 10:38:30
○ 2026-07-23 20:26:48

●MXmx01.ionos.es2026-02-17 → 2026-07-23 · 3 obs

○ 2020-03-21 05:22:30
● 2026-02-17 10:38:30
● 2026-07-23 20:26:48

○A2001:8d8:1001:11b3:5c11:6149:5f62:300d2016-03-01 → 2016-03-01 · 3 obs

● 2016-03-01 20:59:58
○ 2016-07-01 02:35:38
○ 2026-07-23 20:26:48

○A2001:8d8:1001:11b3:7f19:de63:ad59:d81a2016-07-01 → 2016-07-01 · 4 obs

○ 2016-03-01 20:59:58
● 2016-07-01 02:35:38
○ 2017-04-02 05:55:58
○ 2026-07-23 20:26:48

●A2001:8d8:100f:f000::2702017-04-02 → 2026-07-23 · 3 obs

○ 2016-07-01 02:35:38
● 2017-04-02 05:55:58
● 2026-07-23 20:26:48

●A217.160.0.1932017-04-02 → 2026-07-23 · 3 obs

○ 2016-07-01 02:35:38
● 2017-04-02 05:55:58
● 2026-07-23 20:26:48

○A217.160.230.812016-07-01 → 2016-07-01 · 4 obs

○ 2016-03-01 20:59:58
● 2016-07-01 02:35:38
○ 2017-04-02 05:55:58
○ 2026-07-23 20:26:48

○A217.160.247.202016-03-01 → 2016-03-01 · 3 obs

● 2016-03-01 20:59:58
○ 2016-07-01 02:35:38
○ 2026-07-23 20:26:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cat	cat.ns.nic.es, switch.nic.cat, nsc.nic.de, cat.pch.net...	10 records
developer.cat	ns-es.1and1-dns.biz, ns-es.1and1-dns.es, ns-es.1and1-dns.org, ns-es.1and1-dns.com	-

✅ Authoritative Response

Server:185.132.33.5

NS records: ns-es.1and1-dns.biz, ns-es.1and1-dns.es, ns-es.1and1-dns.org, ns-es.1and1-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for developer.cat (unsigned zone)

⏱️ Timing

Total: 1048ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.193`
AAAA	1	`2001:8d8:100f:f000::270`
NS	4	`ns-es.1and1-dns.com, ns-es.1and1-dns.biz...`
MX	2	`mx00.ionos.es (pri: 10), mx01.ionos.es (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns-es.1and1-dns.es hostmaster.1and1.com`

📌 Glue Records Collected

Total: 10

In-bailiwick: 2 (switch.nic.cat, switch.nic.cat)

Out-of-bailiwick: 8 (cat.ns.nic.es, cat.ns.nic.es, nsc.nic.de...)

Analysis

IP Addresses

developer.cat has two IP addresses: 217.160.0.193 and 2001:8d8:100f:f000::270

asm-supporters.fr, fingercode.de, menada.eu plus two other host names have IP numbers in common with developer.cat.

Name Servers

Four name servers handle the delegation for developer.cat: ns-es.1and1-dns.biz, ns-es.1and1-dns.com, ns-es.1and1-dns.es and ns-es.1and1-dns.org.

At least some of developer.cat's name servers are shared with other domains, for example trendistopic.com, gumabe.com, loretxea.com and two more.

These name servers tend to co-occur with ns1045.ui-dns.biz, ns1045.ui-dns.com, ns1045.ui-dns.de and 3 other name servers in the same DNS delegations.

Four hostnames, each resolving to a pair of IP addresses: ns-es.1and1-dns.biz directs to 185.132.33.5 and 2607:f1c0:fe:53:185:132:33:5; ns-es.1and1-dns.com directs to 185.132.34.5 and 2607:f1c0:fe:53:185:132:34:5; ns-es.1and1-dns.es directs to 185.132.32.5 and 2607:f1c0:fe:53:185:132:32:5; ns-es.1and1-dns.org directs to 185.132.35.5 and 2607:f1c0:fe:53:185:132:35:5.

Mail Servers

developer.cat uses two mail servers, mx00.ionos.es and mx01.ionos.es.

The mail server setup of developer.cat matches that of other domains such as escritorislandia.com, 180-grados.com, guadalgrafic.com and two others.

Each of mx00.ionos.es and mx01.ionos.es has one IP address: mx00.ionos.es uses 212.227.15.41 and mx01.ionos.es uses 217.72.192.67.