6sigma.com - robtex.com

6sigma.com

DNSSEC⚠️ Not signed
A44.198.4.61🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix
PTRec2-44-198-4-61.compute-1.amazonaws.com
NSns-344.awsdns-43.com ⭐
A2600:9000:5301:5800::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront
PTRns-344.awsdns-43.com
A205.251.193.88🇺🇸 Amazon205.251.193.0/24 prefix
PTRns-344.awsdns-43.com
NSns-1336.awsdns-39.org
A2600:9000:5305:3800::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1336.awsdns-39.org
A205.251.197.56🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1336.awsdns-39.org
NSns-1939.awsdns-50.co.uk
A2600:9000:5307:9300::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront
PTRns-1939.awsdns-50.co.uk
A205.251.199.147🇺🇸 Amazon205.251.199.0/24 prefix
PTRns-1939.awsdns-50.co.uk
NSns-812.awsdns-37.net
A2600:9000:5303:2c00::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront
PTRns-812.awsdns-37.net
A205.251.195.44🇺🇸 Amazon205.251.195.0/24 prefix
PTRns-812.awsdns-37.net
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c19::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbk-in-f27.1e100.net
A172.253.62.27🇺🇸 Google172.253.62.0/24
PTRbc-in-f27.1e100.net
MXalt1.aspmx.l.google.com(20)
A2607:f8b0:4003:c30::1b🇺🇸 Google2607:f8b0:4003::/48
PTRyutulis-in-f27.1e100.net
A74.125.27.26🇺🇸 Google74.125.27.0/24
PTRyutulis-in-f26.1e100.net
MXalt2.aspmx.l.google.com(20)
A2607:f8b0:4001:c70::1a🇺🇸 Google2607:f8b0:4001::/48
PTRyucbful-in-f26.1e100.net
A192.178.209.26🇺🇸 Google192.178.209.0/24
PTRyucbful-in-f26.1e100.net
MXaspmx2.googlemail.com(30)
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
MXaspmx3.googlemail.com(30)
A2607:f8b0:4023:1015::1b🇺🇸 Google2607:f8b0::/32
PTRyudfwta-in-f27.1e100.net
A172.253.135.26🇺🇸 Google172.253.135.0/24
PTRyudfwta-in-f26.1e100.net
MXaspmx4.googlemail.com(30)
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
MXaspmx5.googlemail.com(30)
A2607:f8b0:4003:c4a::1b🇺🇸 Google2607:f8b0:4003::/48
PTRyutulth-in-f27.1e100.net
A142.251.96.27🇺🇸 Google142.250.0.0/15
PTRyutulth-in-f27.1e100.net
TXTahrefs-site-verification_bc4c252cdccbb5ad6190d92290b8a1b6ce0c2b730f21cb6df11a...
TXTgoogle-site-verification=_Jql6jeemw6rclVN5fEkb-hORFySN7pbnZSe9Wb2YlU
TXTv=spf1 include:_spf.google.com ip4:173.236.45.202 ip4:108.178.42.154 ~all
SOAns-344.awsdns-43.comawsdns-hostmaster@amazon.com serial=1

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=1771291435
rank #374426 globally
rank #166632 in the tld
WOT: SAFE (61/100)

Subdomains

server.6sigma.com
www.6sigma.com

Same first word

6sigma.expert
6sigma.net
6sigma.si
6sigma.cc
6sigma.nl
6sigma.us
6sigma.com
6sigma.university

Similar names

sigma6.ch
sigma6.de

DNS History

15 records (12 active, 3 former)

20162017201820192020202120222023202420252026NSns-1336.awsdns-39.orgns-1939.awsdns-50.co.ukns-344.awsdns-43.comns-812.awsdns-37.netns1.6sigma.comns2.6sigma.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comaspmx4.googlemail.comaspmx5.googlemail.comA44.198.4.61173.236.45.206
●NSns-1336.awsdns-39.org2026-03-23 → 2026-03-23 · 3 obs
○ 2018-07-15 00:04:08
● 2026-03-23 04:29:18
● 2026-03-23 04:29:20
●NSns-1939.awsdns-50.co.uk2026-03-23 → 2026-03-23 · 3 obs
○ 2018-07-15 00:04:08
● 2026-03-23 04:29:18
● 2026-03-23 04:29:20
●NSns-344.awsdns-43.com2026-03-23 → 2026-03-23 · 3 obs
○ 2018-07-15 00:04:08
● 2026-03-23 04:29:18
● 2026-03-23 04:29:20
●NSns-812.awsdns-37.net2026-03-23 → 2026-03-23 · 3 obs
○ 2018-07-15 00:04:08
● 2026-03-23 04:29:18
● 2026-03-23 04:29:20
○NSns1.6sigma.com2015-07-24 → 2018-07-15 · 4 obs
● 2015-07-24 17:33:10
● 2018-07-15 00:04:08
○ 2026-03-23 04:29:18
○ 2026-03-23 04:29:20
○NSns2.6sigma.com2015-07-24 → 2018-07-15 · 4 obs
● 2015-07-24 17:33:10
● 2018-07-15 00:04:08
○ 2026-03-23 04:29:18
○ 2026-03-23 04:29:20
●MXalt1.aspmx.l.google.com2015-07-24 → 2026-03-23 · 2 obs
● 2015-07-24 17:33:10
● 2026-03-23 04:29:20
●MXalt2.aspmx.l.google.com2015-07-24 → 2026-03-23 · 2 obs
● 2015-07-24 17:33:10
● 2026-03-23 04:29:20
●MXaspmx.l.google.com2015-07-24 → 2026-03-23 · 2 obs
● 2015-07-24 17:33:10
● 2026-03-23 04:29:20
●MXaspmx2.googlemail.com2015-07-24 → 2026-03-23 · 2 obs
● 2015-07-24 17:33:10
● 2026-03-23 04:29:20
●MXaspmx3.googlemail.com2015-07-24 → 2026-03-23 · 2 obs
● 2015-07-24 17:33:10
● 2026-03-23 04:29:20
●MXaspmx4.googlemail.com2015-07-24 → 2026-03-23 · 2 obs
● 2015-07-24 17:33:10
● 2026-03-23 04:29:20
●MXaspmx5.googlemail.com2015-07-24 → 2026-03-23 · 2 obs
● 2015-07-24 17:33:10
● 2026-03-23 04:29:20
○A173.236.45.2062015-07-24 → 2018-07-15 · 4 obs
● 2015-07-24 17:33:10
● 2018-07-15 00:04:08
○ 2026-03-23 04:29:18
○ 2026-03-23 04:29:20
●A44.198.4.612026-03-23 → 2026-03-23 · 3 obs
○ 2018-07-15 00:04:08
● 2026-03-23 04:29:18
● 2026-03-23 04:29:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
6sigma.comns-344.awsdns-43.com, ns-812.awsdns-37.net, ns-1939.awsdns-50.co.uk, ns-1336.awsdns-39.org1 record

✅ Authoritative Response

Server:205.251.197.56

NS records: ns-344.awsdns-43.com, ns-812.awsdns-37.net, ns-1939.awsdns-50.co.uk, ns-1336.awsdns-39.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 6sigma.com (unsigned zone)

⏱️ Timing

Total: 2236ms | Queries: -

📄 Records

TypeCountSample Data
A144.198.4.61
NS4ns-1336.awsdns-39.org, ns-1939.awsdns-50.co.uk...
MX7aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)...
TXT3ahrefs-site-verification_bc4c252cdccbb5a, google-site-verification=_Jql6jeemw6rclV...
SOA1ns-344.awsdns-43.com awsdns-hostmaster.a

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-344.awsdns-43.com)

Analysis

Hierarchy

6sigma.com is a parent of server.6sigma.com and www.6sigma.com.

IP Addresses

6sigma.com maps to IP address 44.198.4.61.

Other host names, for example, ec2-44-198-4-61.compute-1.amazonaws.com share IP numbers with 6sigma.com.

Name Servers

6sigma.com is delegated to four name servers: ns-344.awsdns-43.com, ns-812.awsdns-37.net, ns-1336.awsdns-39.org and ns-1939.awsdns-50.co.uk.

Host names with two IP numbers:

ns-344.awsdns-43.com points to 2600:9000:5301:5800::1 and 205.251.193.88

ns-812.awsdns-37.net points to 2600:9000:5303:2c00::1 and 205.251.195.44

ns-1336.awsdns-39.org points to 2600:9000:5305:3800::1 and 205.251.197.56

ns-1939.awsdns-50.co.uk points to 2600:9000:5307:9300::1 and 205.251.199.147

Mail Servers

Seven mail servers handle 6sigma.com: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com, aspmx5.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

6sigma.com shares mail servers with other domains at least in part, for instance altoshaamparts.com, mro.org, ebelingcomm.com, ns500754.ns500671.ns500731.ns500742.ns500731.ns500671.ns500742.ns500705.ns500705.ns500671.ns500688.ns500671.ns500649.ns500649.lustychickser.com and ns500731.ns500731.ns500671.ns500671.ns500754.ns500742.ns500731.ns500671.ns500688.ns500291.ns500291.ns500291.ns500131.lustychickser.com.

These mail servers are commonly used together with alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Hostnames with two IPs:

aspmx2.googlemail.com points to 2607:f8b0:4023:2801::1b and 192.178.128.27

aspmx3.googlemail.com points to 2607:f8b0:4023:1015::1b and 172.253.135.26

aspmx4.googlemail.com points to 2607:f8b0:4023:3003::1b and 172.253.145.26

aspmx5.googlemail.com points to 2607:f8b0:4003:c4a::1b and 142.251.96.27

aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27

alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26

alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26