justoptimal.com - robtex.com

justoptimal.com

DNSSEC⚠️ Not signed
A34.240.151.64🇮🇪 Amazon34.240.0.0/13 EC2 DUB prefix
PTRec2-34-240-151-64.eu-west-1.compute.amazonaws.com
NSns1093.ui-dns.biz ⭐
A2001:8d8:fe:53:0:d9a0:515d:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1093.ui-dns.biz
A217.160.81.93🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1093.ui-dns.biz
NSns1093.ui-dns.com
A2001:8d8:fe:53:0:d9a0:525d:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1093.ui-dns.com
A217.160.82.93🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1093.ui-dns.com
NSns1093.ui-dns.de
A2607:f1c0:fe:53:185:132:32:93🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1093.ui-dns.de
A217.160.80.93🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1093.ui-dns.de
NSns1093.ui-dns.org
A2001:8d8:fe:53:0:d9a0:535d:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1093.ui-dns.org
A217.160.83.93🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1093.ui-dns.org
MXaspmx.l.google.com ⭐
A2a00:1450:4009:c19::1a🇬🇧 Google2a00:1450:4009::/48
PTRyulhrp-in-f26.1e100.net
A192.178.223.26🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4023:2801::1b🇺🇸 Google2607:f8b0::/32
PTRlcausi-in-f27.1e100.net
A192.178.128.27🇺🇸 Google192.178.128.0/24
PTRlcausi-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4023:3003::1b🇺🇸 Google2607:f8b0::/32
PTRyulnkjt-in-f27.1e100.net
A172.253.145.26🇺🇸 Google172.253.145.0/24
PTRyulnkjt-in-f26.1e100.net
TXTgoogle-site-verification=jRU0s-gWQS6gKFhvqESjM81TagLQ7Li482e3U6d-uRY
SOAns1093.ui-dns.bizhostmaster@1and1.com 2016-04-01 #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=1774391212

Subdomains

www.justoptimal.com

Same first word

justoptimal.com

DNS History

20 records (9 active, 11 former)

20162017201820192020202120222023202420252026NSns1093.ui-dns.bizns1093.ui-dns.comns1093.ui-dns.dens1093.ui-dns.orgns-es.1and1-dns.bizns-es.1and1-dns.comns-es.1and1-dns.esns-es.1and1-dns.orgMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comaspmx.l.google.commx00.1and1.esmx01.1and1.esA34.240.151.642001:8d8:1001:119b:b1de:8f5:f3d8:601b2001:8d8:1001:119b:cbcb:7407:6245:27217.160.230.7952.50.49.8882.165.235.185
○NSns-es.1and1-dns.biz2015-06-25 → 2017-02-21 · 4 obs
● 2015-06-25 08:14:18
● 2017-02-21 07:00:14
○ 2026-03-24 22:41:54
○ 2026-03-24 22:41:56
○NSns-es.1and1-dns.com2015-06-25 → 2017-02-21 · 4 obs
● 2015-06-25 08:14:18
● 2017-02-21 07:00:14
○ 2026-03-24 22:41:54
○ 2026-03-24 22:41:56
○NSns-es.1and1-dns.es2015-06-25 → 2017-02-21 · 4 obs
● 2015-06-25 08:14:18
● 2017-02-21 07:00:14
○ 2026-03-24 22:41:54
○ 2026-03-24 22:41:56
○NSns-es.1and1-dns.org2015-06-25 → 2017-02-21 · 4 obs
● 2015-06-25 08:14:18
● 2017-02-21 07:00:14
○ 2026-03-24 22:41:54
○ 2026-03-24 22:41:56
●NSns1093.ui-dns.biz2026-03-24 → 2026-03-24 · 3 obs
○ 2017-02-21 07:00:14
● 2026-03-24 22:41:54
● 2026-03-24 22:41:56
●NSns1093.ui-dns.com2026-03-24 → 2026-03-24 · 3 obs
○ 2017-02-21 07:00:14
● 2026-03-24 22:41:54
● 2026-03-24 22:41:56
●NSns1093.ui-dns.de2026-03-24 → 2026-03-24 · 3 obs
○ 2017-02-21 07:00:14
● 2026-03-24 22:41:54
● 2026-03-24 22:41:56
●NSns1093.ui-dns.org2026-03-24 → 2026-03-24 · 3 obs
○ 2017-02-21 07:00:14
● 2026-03-24 22:41:54
● 2026-03-24 22:41:56
●MXalt1.aspmx.l.google.com2016-09-26 → 2026-03-24 · 3 obs
○ 2016-04-13 16:02:32
● 2016-09-26 02:26:28
● 2026-03-24 22:41:56
●MXalt2.aspmx.l.google.com2016-09-26 → 2026-03-24 · 3 obs
○ 2016-04-13 16:02:32
● 2016-09-26 02:26:28
● 2026-03-24 22:41:56
●MXalt3.aspmx.l.google.com2016-09-26 → 2026-03-24 · 3 obs
○ 2016-04-13 16:02:32
● 2016-09-26 02:26:28
● 2026-03-24 22:41:56
●MXaspmx.l.google.com2016-09-26 → 2026-03-24 · 3 obs
○ 2016-04-13 16:02:32
● 2016-09-26 02:26:28
● 2026-03-24 22:41:56
○MXmx00.1and1.es2015-06-25 → 2016-04-13 · 4 obs
● 2015-06-25 08:14:18
● 2016-04-13 16:02:32
○ 2016-09-26 02:26:28
○ 2026-03-24 22:41:56
○MXmx01.1and1.es2015-06-25 → 2016-04-13 · 4 obs
● 2015-06-25 08:14:18
● 2016-04-13 16:02:32
○ 2016-09-26 02:26:28
○ 2026-03-24 22:41:56
○A2001:8d8:1001:119b:b1de:8f5:f3d8:601b2015-06-25 → 2016-01-23 · 4 obs
● 2015-06-25 08:14:18
● 2016-01-23 20:44:46
○ 2016-04-13 16:02:32
○ 2026-03-24 22:41:56
○A2001:8d8:1001:119b:cbcb:7407:6245:272016-04-13 → 2016-04-13 · 4 obs
○ 2016-01-23 20:44:46
● 2016-04-13 16:02:32
○ 2016-09-26 02:26:28
○ 2026-03-24 22:41:56
○A217.160.230.792016-04-13 → 2016-04-13 · 4 obs
○ 2016-01-23 20:44:46
● 2016-04-13 16:02:32
○ 2016-09-26 02:26:28
○ 2026-03-24 22:41:56
●A34.240.151.642026-03-24 → 2026-03-24 · 3 obs
○ 2017-02-21 07:00:14
● 2026-03-24 22:41:54
● 2026-03-24 22:41:56
○A52.50.49.882016-09-26 → 2017-02-21 · 5 obs
○ 2016-04-13 16:02:32
● 2016-09-26 02:26:28
● 2017-02-21 07:00:14
○ 2026-03-24 22:41:54
○ 2026-03-24 22:41:56
○A82.165.235.1852015-06-25 → 2016-01-23 · 4 obs
● 2015-06-25 08:14:18
● 2016-01-23 20:44:46
○ 2016-04-13 16:02:32
○ 2026-03-24 22:41:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
justoptimal.comns1093.ui-dns.de, ns1093.ui-dns.biz, ns1093.ui-dns.org, ns1093.ui-dns.com2 records

✅ Authoritative Response

Server:217.160.83.93

NS records: ns1093.ui-dns.de, ns1093.ui-dns.biz, ns1093.ui-dns.org, ns1093.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for justoptimal.com (unsigned zone)

⏱️ Timing

Total: 516ms | Queries: -

📄 Records

TypeCountSample Data
A134.240.151.64
NS4ns1093.ui-dns.biz, ns1093.ui-dns.de...
MX4alt2.aspmx.l.google.com (pri: 5), aspmx.l.google.com (pri: 1)...
TXT1google-site-verification=jRU0s-gWQS6gKFh
SOA1ns1093.ui-dns.biz hostmaster.1and1.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1093.ui-dns.com, ns1093.ui-dns.com)

Analysis

Hierarchy

The parent of www.justoptimal.com is justoptimal.com.

IP Addresses

justoptimal.com points to IP number: 34.240.151.64.

Other host names, for instance www.justoptimal.com and ec2-34-240-151-64.eu-west-1.compute.amazonaws.com, share IP numbers with justoptimal.com.

Name Servers

justoptimal.com is delegated to four name servers: ns1093.ui-dns.biz, ns1093.ui-dns.com, ns1093.ui-dns.de and ns1093.ui-dns.org.

justoptimal.com at least partially shares name servers with other domains, for instance zweitblick.at, vbj.de, cpprint.com, drsander.info and dr-nopper.de.

these name servers are commonly used with ns1018.ui-dns.biz, ns1039.ui-dns.org, ns1032.ui-dns.de, ns1078.ui-dns.org, ns1050.ui-dns.de, ns1033.ui-dns.de and ns1041.ui-dns.com.

Host names with two IP numbers: ns1093.ui-dns.biz points to 2001:8d8:fe:53:0:d9a0:515d:100 and 217.160.81.93; ns1093.ui-dns.com points to 2001:8d8:fe:53:0:d9a0:525d:100 and 217.160.82.93; ns1093.ui-dns.de points to 2607:f1c0:fe:53:185:132:32:93 and 217.160.80.93; ns1093.ui-dns.org points to 2001:8d8:fe:53:0:d9a0:535d:100 and 217.160.83.93.

Mail Servers

Four mail servers handle justoptimal.com: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and alt3.aspmx.l.google.com.

justoptimal.com shares at least partially some mail servers with other domains, including asintl.co.in, escapechauffeurs.com, ns500698.ns500698.ns500759.ns500758.ns500736.ns500736.ns500708.ns500619.ns500652.ns500619.trackreceptor.com, ns500699.ns500693.ns500693.ns500693.ns500734.ns500693.ns500693.ns500693.ns500699.ns500728.ns500699.ns500693.ns500588.ns500632.ns500588.ns500612.ns500588.ns500588.dtrkdll.com and ns500731.ns500731.ns500671.ns500754.ns500742.ns500671.ns500688.ns500649.ns500704.ns500291.ns500153.tenderladiesbz.com.

these mail servers are often used together with alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names with two IP numbers: aspmx.l.google.com points to 2a00:1450:4009:c19::1a and 192.178.223.26; alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1b and 192.178.128.27; alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1a and 172.253.116.27; alt3.aspmx.l.google.com points to 2607:f8b0:4023:3003::1b and 172.253.145.26.