server4.com - dns.ninja

`server4.com`

DNSSEC	⚠️ Not signed
A	2607:f1c0:100f:f000::200^{🇺🇸 IONOS-AS2607:f1c0::/32 1&1 Internet Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
		PTR	`2607-f1c0-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com`
A	74.208.236.91^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
NS	`ns1068.ui-dns.de` ⭐
		A	2607:f1c0:fe:53:185:132:32:68^{🇺🇸 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	`ns1068.ui-dns.de`
		A	185.132.32.68^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1068.ui-dns.de`
NS	`ns1068.ui-dns.biz`
		A	2607:f1c0:fe:53:185:132:33:68^{🇺🇸 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	`ns1068.ui-dns.biz`
		A	185.132.33.68^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1068.ui-dns.biz`
NS	`ns1068.ui-dns.com`
		A	2607:f1c0:fe:53:185:132:34:68^{🇺🇸 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	`ns1068.ui-dns.com`
		A	185.132.34.68^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1068.ui-dns.com`
NS	`ns1068.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:5344:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1068.ui-dns.org`
		A	217.160.83.68^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1068.ui-dns.org`
MX	`mx00.ionos.com` ⭐
		A	74.208.5.3^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
		A	74.208.114.65^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
MX	`mx01.ionos.com` ⭐
		A	74.208.5.21^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
		A	74.208.114.66^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
TXT	`v=spf1 include:_spf.perfora.net include:_spf-us.ionos.com include:_spf.kunden...`
SOA	`ns1068.ui-dns.de`hostmaster@1and1.com 2016-07-25 #5

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1784581497

WOT: UNKNOWN (74/100)

MX for

rafo.gov.om

Same first word

server4.org

server4.bplaced.net

server4.biz

server4.co.uk

server4.tv

server4.net

server4.ir

server4.com

server4.se

server4.eu.com

server4.work

server4.de

server4.tk

server4.ru

Similar names

4server.su

4server.de

4server.ch

4server.info

sr4ever.com

4server.ir

4server.org

4server.eu

4server.com

DNS History

14 records (8 active, 6 former)

●NSns1068.ui-dns.biz2026-02-20 → 2026-07-20 · 3 obs

○ 2017-11-28 12:02:08
● 2026-02-20 16:42:00
● 2026-07-20 21:07:20

●NSns1068.ui-dns.com2026-02-20 → 2026-07-20 · 3 obs

○ 2017-11-28 12:02:08
● 2026-02-20 16:42:00
● 2026-07-20 21:07:20

●NSns1068.ui-dns.de2026-02-20 → 2026-07-20 · 3 obs

○ 2017-11-28 12:02:08
● 2026-02-20 16:42:00
● 2026-07-20 21:07:20

●NSns1068.ui-dns.org2026-02-20 → 2026-07-20 · 3 obs

○ 2017-11-28 12:02:08
● 2026-02-20 16:42:00
● 2026-07-20 21:07:20

○NSns51.1and1.com2015-06-29 → 2017-11-28 · 4 obs

● 2015-06-29 11:08:50
● 2017-11-28 12:02:08
○ 2026-02-20 16:42:00
○ 2026-07-20 21:07:20

○NSns52.1and1.com2015-06-29 → 2017-11-28 · 4 obs

● 2015-06-29 11:08:50
● 2017-11-28 12:02:08
○ 2026-02-20 16:42:00
○ 2026-07-20 21:07:20

○MXmx00.1and1.com2015-06-29 → 2017-11-28 · 4 obs

● 2015-06-29 11:08:50
● 2017-11-28 12:02:08
○ 2026-02-20 16:42:00
○ 2026-07-20 21:07:20

●MXmx00.ionos.com2026-02-20 → 2026-07-20 · 3 obs

○ 2017-11-28 12:02:08
● 2026-02-20 16:42:00
● 2026-07-20 21:07:20

○MXmx01.1and1.com2015-06-29 → 2017-11-28 · 4 obs

● 2015-06-29 11:08:50
● 2017-11-28 12:02:08
○ 2026-02-20 16:42:00
○ 2026-07-20 21:07:20

●MXmx01.ionos.com2026-02-20 → 2026-07-20 · 3 obs

○ 2017-11-28 12:02:08
● 2026-02-20 16:42:00
● 2026-07-20 21:07:20

○A216.250.121.372016-12-23 → 2017-11-28 · 5 obs

○ 2016-07-07 01:47:40
● 2016-12-23 13:27:56
● 2017-11-28 12:02:08
○ 2026-02-20 16:42:00
○ 2026-07-20 21:07:20

●A2607:f1c0:100f:f000::2002026-02-20 → 2026-07-20 · 3 obs

○ 2017-11-28 12:02:08
● 2026-02-20 16:42:00
● 2026-07-20 21:07:20

○A74.208.143.1852015-06-29 → 2016-07-07 · 4 obs

● 2015-06-29 11:08:50
● 2016-07-07 01:47:40
○ 2016-12-23 13:27:56
○ 2026-07-20 21:07:20

●A74.208.236.912026-02-20 → 2026-07-20 · 3 obs

○ 2017-11-28 12:02:08
● 2026-02-20 16:42:00
● 2026-07-20 21:07:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, d.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net...	-
server4.com	ns1068.ui-dns.de, ns1068.ui-dns.biz, ns1068.ui-dns.org, ns1068.ui-dns.com	2 records

✅ Authoritative Response

Server:217.160.83.68

NS records: ns1068.ui-dns.de, ns1068.ui-dns.biz, ns1068.ui-dns.org, ns1068.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for server4.com (unsigned zone)

⏱️ Timing

Total: 1165ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`74.208.236.91`
AAAA	1	`2607:f1c0:100f:f000::200`
NS	4	`ns1068.ui-dns.de, ns1068.ui-dns.biz...`
MX	2	`mx00.ionos.com (pri: 10), mx01.ionos.com (pri: 10)`
TXT	1	`v=spf1 include:_spf.perfora.net include:`
SOA	1	`ns1068.ui-dns.de hostmaster.1and1.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1068.ui-dns.com, ns1068.ui-dns.com)

Analysis

Mail Server Role

rafo.gov.om uses server4.com as a mail server.

server1.com, server2.com and server3.com are frequently seen as mail servers alongside server4.com.

IP Addresses

server4.com directs to two IP numbers, 74.208.236.91 and 2607:f1c0:100f:f000::200

chanina.us, www.bestofjesse.com, askd.info and two other host names share IP numbers with server4.com.

Name Servers

The authoritative name servers for server4.com are ns1068.ui-dns.biz, ns1068.ui-dns.com, ns1068.ui-dns.de and ns1068.ui-dns.org.

server4.com shares at least some of its name servers with other domains, including zelebo.com, kta.de, napoleon-online.de and two others.

These name servers are frequently seen alongside ns1090.ui-dns.org, ns1070.ui-dns.biz, ns1123.ui-dns.de and 3 other name servers.

The host names ns1068.ui-dns.biz, ns1068.ui-dns.com, ns1068.ui-dns.de and ns1068.ui-dns.org each resolve to two IP addresses: ns1068.ui-dns.biz resolves to 185.132.33.68 and 2607:f1c0:fe:53:185:132:33:68; ns1068.ui-dns.com resolves to 185.132.34.68 and 2607:f1c0:fe:53:185:132:34:68; ns1068.ui-dns.de resolves to 185.132.32.68 and 2607:f1c0:fe:53:185:132:32:68; ns1068.ui-dns.org resolves to 217.160.83.68 and 2001:8d8:fe:53:0:d9a0:5344:100.

Mail Servers

Mail for server4.com is handled by two mail servers — mx00.ionos.com and mx01.ionos.com.

server4.com uses an identical mail server configuration to several other domains — among them refprep.com, justinteractive.tv, kirkbarnhart.com and two more.

mx00.ionos.com and mx01.ionos.com each resolve to two IP addresses: mx00.ionos.com points to 74.208.5.3 and 74.208.114.65, while mx01.ionos.com points to 74.208.5.21 and 74.208.114.66.