mailgnu.com - dns.ninja

mailgnu.com

DNSSEC⚠️ Not signed
A2607:f1c0:100f:f000::2d4🇺🇸 IONOS-AS2607:f1c0::/32 1&1 Internet Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTR2607-f1c0-100f-f000-0000-0000-0000-02d4.elastic-ssl.ui-r.com
A74.208.236.177🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.
NSns1024.ui-dns.biz ⭐
A2001:8d8:fe:53:0:d9a0:5118:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1024.ui-dns.biz
A217.160.81.24🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1024.ui-dns.biz
NSns1024.ui-dns.com
A2001:8d8:fe:53:0:d9a0:5218:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1024.ui-dns.com
A217.160.82.24🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1024.ui-dns.com
NSns1024.ui-dns.de
A2001:8d8:fe:53:0:d9a0:5018:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1024.ui-dns.de
A217.160.80.24🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1024.ui-dns.de
NSns1024.ui-dns.org
A2001:8d8:fe:53:0:d9a0:5318:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1024.ui-dns.org
A217.160.83.24🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1024.ui-dns.org
MXmx00.ionos.com ⭐
A74.208.5.3🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.
PTRmx00.perfora.net
MXmx01.ionos.com ⭐
A74.208.5.21🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.
PTRmx01.perfora.net
TXTv=spf1 include:_spf-us.ionos.com ~all
SOAns1024.ui-dns.bizhostmaster@1and1.com 2016-04-05 #13

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1781166988

Same first word

mailgnu.net
mailgnu.com

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DNS History

16 records (8 active, 8 former)

20162017201820192020202120222023202420252026NSns1024.ui-dns.bizns1024.ui-dns.comns1024.ui-dns.dens1024.ui-dns.orgns51.1and1.comns52.1and1.comMXmx00.ionos.commx01.ionos.commx00.1and1.commx01.1and1.comA2607:f1c0:100f:f000::2d474.208.236.177192.195.77.196198.251.65.1782607:f1c0:1000:2011:1dd5:37d:3357:78022607:f1c0:1000:2011:5b69:bef3:1873:5814
●NSns1024.ui-dns.biz2026-02-19 → 2026-06-11 · 3 obs
○ 2016-11-23 11:51:18
● 2026-02-19 11:20:04
● 2026-06-11 09:01:16
●NSns1024.ui-dns.com2026-02-19 → 2026-06-11 · 3 obs
○ 2016-11-23 11:51:18
● 2026-02-19 11:20:04
● 2026-06-11 09:01:16
●NSns1024.ui-dns.de2026-02-19 → 2026-06-11 · 3 obs
○ 2016-11-23 11:51:18
● 2026-02-19 11:20:04
● 2026-06-11 09:01:16
●NSns1024.ui-dns.org2026-02-19 → 2026-06-11 · 3 obs
○ 2016-11-23 11:51:18
● 2026-02-19 11:20:04
● 2026-06-11 09:01:16
○NSns51.1and1.com2015-06-08 → 2016-11-23 · 4 obs
● 2015-06-08 02:13:26
● 2016-11-23 11:51:18
○ 2026-02-19 11:20:04
○ 2026-06-11 09:01:16
○NSns52.1and1.com2015-06-08 → 2016-11-23 · 4 obs
● 2015-06-08 02:13:26
● 2016-11-23 11:51:18
○ 2026-02-19 11:20:04
○ 2026-06-11 09:01:16
○MXmx00.1and1.com2015-06-08 → 2016-11-23 · 4 obs
● 2015-06-08 02:13:26
● 2016-11-23 11:51:18
○ 2026-02-19 11:20:04
○ 2026-06-11 09:01:16
●MXmx00.ionos.com2026-02-19 → 2026-06-11 · 3 obs
○ 2016-11-23 11:51:18
● 2026-02-19 11:20:04
● 2026-06-11 09:01:16
○MXmx01.1and1.com2015-06-08 → 2016-11-23 · 4 obs
● 2015-06-08 02:13:26
● 2016-11-23 11:51:18
○ 2026-02-19 11:20:04
○ 2026-06-11 09:01:16
●MXmx01.ionos.com2026-02-19 → 2026-06-11 · 3 obs
○ 2016-11-23 11:51:18
● 2026-02-19 11:20:04
● 2026-06-11 09:01:16
○A192.195.77.1962016-11-23 → 2016-11-23 · 4 obs
○ 2016-04-04 15:57:24
● 2016-11-23 11:51:18
○ 2026-02-19 11:20:04
○ 2026-06-11 09:01:16
○A198.251.65.1782015-06-08 → 2016-04-04 · 4 obs
● 2015-06-08 02:13:26
● 2016-04-04 15:57:24
○ 2016-11-23 11:51:18
○ 2026-06-11 09:01:16
○A2607:f1c0:1000:2011:1dd5:37d:3357:78022015-06-08 → 2016-04-04 · 4 obs
● 2015-06-08 02:13:26
● 2016-04-04 15:57:24
○ 2016-11-23 11:51:18
○ 2026-06-11 09:01:16
○A2607:f1c0:1000:2011:5b69:bef3:1873:58142016-11-23 → 2016-11-23 · 4 obs
○ 2016-04-04 15:57:24
● 2016-11-23 11:51:18
○ 2026-02-19 11:20:04
○ 2026-06-11 09:01:16
●A2607:f1c0:100f:f000::2d42026-02-19 → 2026-06-11 · 3 obs
○ 2016-11-23 11:51:18
● 2026-02-19 11:20:04
● 2026-06-11 09:01:16
●A74.208.236.1772026-02-19 → 2026-06-11 · 3 obs
○ 2016-11-23 11:51:18
● 2026-02-19 11:20:04
● 2026-06-11 09:01:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comj.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net...-
mailgnu.comns1024.ui-dns.de, ns1024.ui-dns.biz, ns1024.ui-dns.org, ns1024.ui-dns.com2 records

✅ Authoritative Response

Server:217.160.83.24

NS records: ns1024.ui-dns.de, ns1024.ui-dns.biz, ns1024.ui-dns.org, ns1024.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mailgnu.com (unsigned zone)

⏱️ Timing

Total: 736ms | Queries: -

📄 Records

TypeCountSample Data
A174.208.236.177
AAAA12607:f1c0:100f:f000::2d4
NS4ns1024.ui-dns.biz, ns1024.ui-dns.de...
MX2mx00.ionos.com (pri: 10), mx01.ionos.com (pri: 10)
TXT1v=spf1 include:_spf-us.ionos.com ~all
SOA1ns1024.ui-dns.biz hostmaster.1and1.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1024.ui-dns.com, ns1024.ui-dns.com)

Analysis

IP Addresses

mailgnu.com points to two IP numbers: 74.208.236.177 and 2607:f1c0:100f:f000::2d4.

2657800.com, eurc.biz, tomperona.com and two other host names share IP numbers with mailgnu.com.

Name Servers

mailgnu.com is delegated to four name servers, ns1024.ui-dns.biz, ns1024.ui-dns.com, ns1024.ui-dns.de and ns1024.ui-dns.org.

The name servers of mailgnu.com overlap at least partially with those of other domains — among them fewos-ruegen.com, baumdiscount.com, speedcutter.com and two more.

These name servers commonly appear in delegations together with ns1036.ui-dns.org, ns1053.ui-dns.de, ns1084.ui-dns.biz and 4 other.

Each of the four hosts ns1024.ui-dns.biz, ns1024.ui-dns.com, ns1024.ui-dns.de and ns1024.ui-dns.org has two IP addresses. ns1024.ui-dns.biz points to 217.160.81.24 and 2001:8d8:fe:53:0:d9a0:5118:100. ns1024.ui-dns.com points to 217.160.82.24 and 2001:8d8:fe:53:0:d9a0:5218:100. ns1024.ui-dns.de points to 217.160.80.24 and 2001:8d8:fe:53:0:d9a0:5018:100. ns1024.ui-dns.org points to 217.160.83.24 and 2001:8d8:fe:53:0:d9a0:5318:100.

Mail Servers

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

mailgnu.com uses an identical mail server configuration to several other domains — among them shortys-cesspoolservice.com, versaillesresidence.com, sophisticatedoutdoorsman.com and two more.

mailgnu.com has mail servers in common with other domains — pacificline.com being one example.

Both mx00.ionos.com and mx01.ionos.com have a single IP address each — mx00.ionos.com resolves to 74.208.5.3 while mx01.ionos.com resolves to 74.208.5.21.