121mailer.com - robtex.com

121mailer.com

DNSSEC⚠️ Not signed
A192.99.222.188🇨🇦 OVH192.99.0.0/16 Hosting route
PTR121mailer.com
NSns1097.ui-dns.org ⭐
A2001:8d8:fe:53:0:d9a0:5361:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1097.ui-dns.org
A217.160.83.97🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1097.ui-dns.org
NSns1044.ui-dns.biz
A2001:8d8:fe:53:0:d9a0:512c:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1044.ui-dns.biz
A217.160.81.44🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1044.ui-dns.biz
NSns1118.ui-dns.de
A2607:f1c0:fe:53:185:132:32:118🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1118.ui-dns.de
A217.160.80.118🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1118.ui-dns.de
NSns1126.ui-dns.com
A2001:8d8:fe:53:0:d9a0:527e:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1126.ui-dns.com
A217.160.82.126🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1126.ui-dns.com
MXmx.121mailer.com ⭐
A192.99.222.188🇨🇦 OVH192.99.0.0/16 Hosting route
PTR121mailer.com
TXTgoogle-site-verification=3Mm23piBFcKCl1RXIbDBbq1NT4yVSncGWnbi3Dy-D4I
TXTv=spf1 ip4:192.99.222.188 a -all
SOAns1097.ui-dns.orghostmaster@1und1.com 2017-06-01 #4

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=1778804561

PTR for

188.222.99.192.in-addr.arpa

Subdomains

mx.121mailer.com

Same first word

121mailer.com

DNS History

15 records (6 active, 9 former)

200920112013201520172019202120232025NSns1044.ui-dns.bizns1097.ui-dns.orgns1118.ui-dns.dens1126.ui-dns.comns1.domaincontender.comns1.gratisdns.dkns2.domaincontender.comns2.gratisdns.dkns3.gratisdns.dkns4.gratisdns.dkns5.gratisdns.dkMXmx.121mailer.commail.mailcroc.comA192.99.222.188204.251.15.151
○NSns1.domaincontender.com2008-03-08 → 2008-03-08 · 3 obs
● 2008-03-08 02:57:50
○ 2015-08-18 05:14:02
○ 2026-05-15 00:39:26
○NSns1.gratisdns.dk2015-08-18 → 2017-03-18 · 5 obs
○ 2008-03-08 02:57:50
● 2015-08-18 05:14:02
● 2017-03-18 08:32:20
○ 2020-03-12 16:49:08
○ 2026-05-15 00:39:26
●NSns1044.ui-dns.biz2026-05-15 → 2026-05-15 · 3 obs
○ 2020-03-12 16:49:08
● 2026-05-15 00:39:24
● 2026-05-15 00:39:26
●NSns1097.ui-dns.org2026-05-15 → 2026-05-15 · 3 obs
○ 2020-03-12 16:49:08
● 2026-05-15 00:39:24
● 2026-05-15 00:39:26
●NSns1118.ui-dns.de2026-05-15 → 2026-05-15 · 3 obs
○ 2020-03-12 16:49:08
● 2026-05-15 00:39:24
● 2026-05-15 00:39:26
●NSns1126.ui-dns.com2026-05-15 → 2026-05-15 · 3 obs
○ 2020-03-12 16:49:08
● 2026-05-15 00:39:24
● 2026-05-15 00:39:26
○NSns2.domaincontender.com2008-03-08 → 2008-03-08 · 3 obs
● 2008-03-08 02:57:50
○ 2015-08-18 05:14:02
○ 2026-05-15 00:39:26
○NSns2.gratisdns.dk2015-08-18 → 2017-03-18 · 5 obs
○ 2008-03-08 02:57:50
● 2015-08-18 05:14:02
● 2017-03-18 08:32:20
○ 2020-03-12 16:49:08
○ 2026-05-15 00:39:26
○NSns3.gratisdns.dk2015-08-18 → 2017-03-18 · 5 obs
○ 2008-03-08 02:57:50
● 2015-08-18 05:14:02
● 2017-03-18 08:32:20
○ 2020-03-12 16:49:08
○ 2026-05-15 00:39:26
○NSns4.gratisdns.dk2015-08-18 → 2017-03-18 · 5 obs
○ 2008-03-08 02:57:50
● 2015-08-18 05:14:02
● 2017-03-18 08:32:20
○ 2020-03-12 16:49:08
○ 2026-05-15 00:39:26
○NSns5.gratisdns.dk2015-08-18 → 2017-03-18 · 5 obs
○ 2008-03-08 02:57:50
● 2015-08-18 05:14:02
● 2017-03-18 08:32:20
○ 2020-03-12 16:49:08
○ 2026-05-15 00:39:26
○MXmail.mailcroc.com2017-03-18 → 2017-03-18 · 3 obs
● 2017-03-18 08:32:20
○ 2020-03-12 16:49:08
○ 2026-05-15 00:39:26
●MXmx.121mailer.com2026-05-15 → 2026-05-15 · 3 obs
○ 2020-03-12 16:49:08
● 2026-05-15 00:39:24
● 2026-05-15 00:39:26
●A192.99.222.1882026-05-15 → 2026-05-15 · 3 obs
○ 2015-08-18 05:14:02
● 2026-05-15 00:39:24
● 2026-05-15 00:39:26
○A204.251.15.1512008-03-08 → 2008-03-08 · 3 obs
● 2008-03-08 02:57:50
○ 2015-08-18 05:14:02
○ 2026-05-15 00:39:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net...-
121mailer.comns1044.ui-dns.biz, ns1097.ui-dns.org, ns1118.ui-dns.de, ns1126.ui-dns.com2 records

✅ Authoritative Response

Server:217.160.81.44

NS records: ns1044.ui-dns.biz, ns1097.ui-dns.org, ns1118.ui-dns.de, ns1126.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 121mailer.com (unsigned zone)

⏱️ Timing

Total: 906ms | Queries: -

📄 Records

TypeCountSample Data
A1192.99.222.188
NS4ns1118.ui-dns.de, ns1126.ui-dns.com...
MX1mx.121mailer.com (pri: 10)
TXT2google-site-verification=3Mm23piBFcKCl1R, v=spf1 ip4:192.99.222.188 a -all
SOA1ns1097.ui-dns.org hostmaster.1und1.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1126.ui-dns.com, ns1126.ui-dns.com)

Analysis

Hierarchy

121mailer.com is a parent of mx.121mailer.com.

IP Addresses

121mailer.com points to a single IP number: 192.99.222.188.

Other host names, for instance mx.121mailer.com, share IP numbers with 121mailer.com.

Name Servers

121mailer.com is delegated to four name servers: ns1044.ui-dns.biz, ns1126.ui-dns.com, ns1118.ui-dns.de and ns1097.ui-dns.org.

121mailer.com at least partially shares name servers with other domains, for instance turnierprogramm.net, aw-it.org, backplusco.at, rundumsgeld.eu and thebreakhotel-vierzon.com.

These name servers are commonly used together with the name servers ns1126.ui-dns.org, ns1126.ui-dns.biz, ns1044.ui-dns.org, ns1126.ui-dns.de, ns1044.ui-dns.com, ns1044.ui-dns.de, ns1097.ui-dns.com, ns1118.ui-dns.com, ns1097.ui-dns.biz and ns1118.ui-dns.biz.

Host names with two IP numbers:

ns1044.ui-dns.biz points to: 2001:8d8:fe:53:0:d9a0:512c:100 and 217.160.81.44.

ns1126.ui-dns.com points to: 2001:8d8:fe:53:0:d9a0:527e:100 and 217.160.82.126.

ns1118.ui-dns.de points to: 2607:f1c0:fe:53:185:132:32:118 and 217.160.80.118.

ns1097.ui-dns.org points to: 2001:8d8:fe:53:0:d9a0:5361:100 and 217.160.83.97.

Mail Servers

121mailer.com is handled by a single mail server, mx.121mailer.com.

mx.121mailer.com points to a single IP: 192.99.222.188.