css4.guru - dns.ninja

`css4.guru`

DNSSEC	⚠️ Not signed
A	89.31.143.90^{🇩🇪 UDAG89.31.143.0/24}
NS	`ns.udag.de` ⭐
		A	2001:8d8:fe:53:217:160:80:253^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns.udag.de`
		A	217.160.80.253^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns.udag.de`
NS	`ns.udag.net`
		A	2607:f1c0:fe:53:185:132:33:253^{🇺🇸 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.udag.net`
		A	185.132.33.253^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns.udag.net`
NS	`ns.udag.org`
		A	2607:f1c0:fe:53:185:132:34:253^{🇺🇸 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.udag.org`
		A	185.132.34.253^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns.udag.org`
MX	`mx00.udag.de` ⭐
		A	62.146.106.39^{🇩🇪 IPX-AS1559862.146.104.0/22 NorthC Deutschland GmbH}
MX	`mx01.udag.de`⁽²⁰⁾
		A	62.146.106.40^{🇩🇪 IPX-AS1559862.146.104.0/22 NorthC Deutschland GmbH}
TXT	`v=spf1 include:_smtp.udag.de ~all`
SOA	`ns.udag.de`hostmaster@united-domains.de 2023-12-26 #1

`guru`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.guru` ⭐
	NS	`v0n1.nic.guru`
	NS	`v0n2.nic.guru`
	NS	`v0n3.nic.guru`
	NS	`v2n0.nic.guru`
	NS	`v2n1.nic.guru`
	SOA	`v0n0.nic.guru`hostmaster@donuts.email serial=1785176107

Same first word

css4.guru

css4.ru

css4.de

css4.co

css4.org

css4.net

css4.us

css4.com

css4.me

Similar names

ss4c.com

s4cs.in

c4ss.com

s4sc.com

c4ss.net

cs4s.org

4ssc.net

cs4s.net

4css.co

c4ss.org

scs4.com

ss4c.co.uk

4ssc.co.uk

s4cs.org.uk

ss4c.net

ssc4.com

4css.net

4css.cn

4css.com

4scs.com

s4cs.com

sc4s.co.uk

c4ss.cz

DNS History

7 records (6 active, 1 former)

●NSns.udag.de2016-12-10 → 2026-07-27 · 2 obs

● 2016-12-10 23:44:06
● 2026-07-27 18:42:40

●NSns.udag.net2016-12-10 → 2026-07-27 · 2 obs

● 2016-12-10 23:44:06
● 2026-07-27 18:42:40

●NSns.udag.org2016-12-10 → 2026-07-27 · 2 obs

● 2016-12-10 23:44:06
● 2026-07-27 18:42:40

●MXmx00.udag.de2016-12-10 → 2026-07-27 · 2 obs

● 2016-12-10 23:44:06
● 2026-07-27 18:42:40

●MXmx01.udag.de2016-12-10 → 2026-07-27 · 2 obs

● 2016-12-10 23:44:06
● 2026-07-27 18:42:40

○A89.31.143.162016-12-10 → 2017-08-21 · 4 obs

● 2016-12-10 23:44:06
● 2017-08-21 21:15:56
○ 2026-04-05 23:28:10
○ 2026-07-27 18:42:40

●A89.31.143.902026-04-05 → 2026-07-27 · 3 obs

○ 2017-08-21 21:15:56
● 2026-04-05 23:28:10
● 2026-07-27 18:42:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
guru	v0n2.nic.guru, v2n0.nic.guru, v0n1.nic.guru, v2n1.nic.guru...	12 records
css4.guru	ns.udag.de, ns.udag.net, ns.udag.org	-

✅ Authoritative Response

Server:217.160.80.253

NS records: ns.udag.de, ns.udag.net, ns.udag.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for css4.guru (unsigned zone)

⏱️ Timing

Total: 597ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`89.31.143.90`
NS	3	`ns.udag.org, ns.udag.de...`
MX	2	`mx01.udag.de (pri: 20), mx00.udag.de (pri: 10)`
TXT	1	`v=spf1 include:_smtp.udag.de ~all`
SOA	1	`ns.udag.de hostmaster.united-domains.de`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.guru, v0n1.nic.guru, v0n2.nic.guru...)

Analysis

IP Addresses

css4.guru resolves to one IP address: 89.31.143.90.

reiterreisen.co, basler.biz, bustyp.com and two other host names share IP numbers with css4.guru.

Name Servers

css4.guru has three name servers — ns.udag.de, ns.udag.net and ns.udag.org.

css4.guru partially shares its NS delegation with several other domains, including foerster-technik.com, jurca.net, consusmc.com and two others.

Each of ns.udag.de, ns.udag.net and ns.udag.org points to two IP numbers. ns.udag.de points to 217.160.80.253 and 2001:8d8:fe:53:217:160:80:253. ns.udag.net points to 185.132.33.253 and 2607:f1c0:fe:53:185:132:33:253. ns.udag.org points to 185.132.34.253 and 2607:f1c0:fe:53:185:132:34:253.

Mail Servers

Mail for css4.guru is handled by two mail servers — mx00.udag.de and mx01.udag.de.

css4.guru uses an identical mail server configuration to several other domains — among them patrickkueck.de, gardasee-charter.com, e-nz.de and two more.

At least a portion of css4.guru's mail servers are also used by other domains, for example aghorayoga.com.

mx00.udag.de resolves to 62.146.106.39. mx01.udag.de resolves to 62.146.106.40. Both host names point to a single IP number.