ntuclhub.com - robtex.com

ntuclhub.com

DNSSEC๐Ÿ”’ Signed (DS record present)
NSns-1690.awsdns-19.co.uk โญ
A2600:9000:5306:9a00::1๐Ÿ‡บ๐Ÿ‡ธ Amazon2600:9000:5306::/48 - CloudFront
PTRns-1690.awsdns-19.co.uk
A205.251.198.154๐Ÿ‡บ๐Ÿ‡ธ Amazon205.251.198.0/24 prefix
PTRns-1690.awsdns-19.co.uk
NSns-1123.awsdns-12.org
A2600:9000:5304:6300::1๐Ÿ‡บ๐Ÿ‡ธ Amazon2600:9000:5304::/48 - CloudFront
PTRns-1123.awsdns-12.org
A205.251.196.99๐Ÿ‡บ๐Ÿ‡ธ Amazon205.251.196.0/24 prefix
PTRns-1123.awsdns-12.org
NSns-544.awsdns-04.net
A2600:9000:5302:2000::1๐Ÿ‡บ๐Ÿ‡ธ Amazon2600:9000:5302::/48 - CloudFront
PTRns-544.awsdns-04.net
A205.251.194.32๐Ÿ‡บ๐Ÿ‡ธ Amazon205.251.194.0/24 prefix
PTRns-544.awsdns-04.net
NSns-70.awsdns-08.com
A2600:9000:5300:4600::1๐Ÿ‡บ๐Ÿ‡ธ Amazon2600:9000:5300::/48 - CloudFront
PTRns-70.awsdns-08.com
A205.251.192.70๐Ÿ‡บ๐Ÿ‡ธ Amazon205.251.192.0/24 prefix
PTRns-70.awsdns-08.com
MXntuclhub-com.mail.protection.outlook.com โญ
A2a01:111:f403:cc09::๐Ÿ‡ธ๐Ÿ‡ฌ Microsoft2a01:111:f000::/36
PTRmail-sg2pr03cu00500.inbound.protection.outlook.com
A2a01:111:f403:cc1a::8๐Ÿ‡ฏ๐Ÿ‡ต Microsoft2a01:111:f000::/36
PTRmail-tydpr03cu00100.inbound.protection.outlook.com
A2a01:111:f403:cc1f::4๐Ÿ‡ฏ๐Ÿ‡ต Microsoft2a01:111:f000::/36
PTRmail-os8pr02cu00104.inbound.protection.outlook.com
A52.101.124.117๐Ÿ‡ฏ๐Ÿ‡ต Microsoft52.96.0.0/12 MICROSOFT
PTRmail-tydpr03cu00105.inbound.protection.outlook.com
A52.101.137.0๐Ÿ‡ธ๐Ÿ‡ฌ Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sg2pr03cu00500.inbound.protection.outlook.com
A52.101.157.80๐Ÿ‡บ๐Ÿ‡ธ Microsoft52.96.0.0/12 MICROSOFT
PTRmail-os8pr02cu00100.inbound.protection.outlook.com
MXinbound-smtp.eu-west-1.amazonaws.com(10)
A18.200.203.69๐Ÿ‡ฎ๐Ÿ‡ช Amazon18.200.0.0/16 EC2 DUB prefix
PTRec2-18-200-203-69.eu-west-1.compute.amazonaws.com
A54.76.31.185๐Ÿ‡ฎ๐Ÿ‡ช Amazon54.76.0.0/15 EC2 DUB prefix
PTRec2-54-76-31-185.eu-west-1.compute.amazonaws.com
A54.155.140.59๐Ÿ‡ฎ๐Ÿ‡ช Amazon54.155.0.0/16 EC2 DUB prefix
PTRec2-54-155-140-59.eu-west-1.compute.amazonaws.com
TXTMS=ms24335303
TXTMS=ms31085055
TXTMS=ms70315741
TXTv=spf1 include:spf.protection.outlook.com -all
SOAns-1690.awsdns-19.co.ukawsdns-hostmaster@amazon.com serial=1

com

Same first word

Similar names

DNS History

13 records (6 active, 7 former)

20162017201820192020202120222023202420252026NSns-1123.awsdns-12.orgns-1690.awsdns-19.co.ukns-544.awsdns-04.netns-70.awsdns-08.comns27.domaincontrol.comns28.domaincontrol.comMXinbound-smtp.eu-west-1.amazonaws.comntuclhub-com.mail.protection.outlook.commailstore1.secureserver.netsg1ntucsmtp01.ntuclhub.comsmtp.secureserver.netA205.139.17.10850.63.202.51
โ—NSns-1123.awsdns-12.org2020-01-19 โ†’ 2026-08-14 ยท 3 obs
โ—‹ 2017-02-13 09:04:22
โ— 2020-01-19 22:40:44
โ— 2026-08-14 03:31:30
โ—NSns-1690.awsdns-19.co.uk2020-01-19 โ†’ 2026-08-14 ยท 3 obs
โ—‹ 2017-02-13 09:04:22
โ— 2020-01-19 22:40:44
โ— 2026-08-14 03:31:30
โ—NSns-544.awsdns-04.net2020-01-19 โ†’ 2026-08-14 ยท 3 obs
โ—‹ 2017-02-13 09:04:22
โ— 2020-01-19 22:40:44
โ— 2026-08-14 03:31:30
โ—NSns-70.awsdns-08.com2020-01-19 โ†’ 2026-08-14 ยท 3 obs
โ—‹ 2017-02-13 09:04:22
โ— 2020-01-19 22:40:44
โ— 2026-08-14 03:31:30
โ—‹NSns27.domaincontrol.com2015-08-14 โ†’ 2017-02-13 ยท 4 obs
โ— 2015-08-14 20:54:32
โ— 2017-02-13 09:04:22
โ—‹ 2020-01-19 22:40:44
โ—‹ 2026-08-14 03:31:30
โ—‹NSns28.domaincontrol.com2015-08-14 โ†’ 2017-02-13 ยท 4 obs
โ— 2015-08-14 20:54:32
โ— 2017-02-13 09:04:22
โ—‹ 2020-01-19 22:40:44
โ—‹ 2026-08-14 03:31:30
โ—MXinbound-smtp.eu-west-1.amazonaws.com2020-01-19 โ†’ 2026-08-14 ยท 3 obs
โ—‹ 2017-02-13 09:04:22
โ— 2020-01-19 22:40:44
โ— 2026-08-14 03:31:30
โ—‹MXmailstore1.secureserver.net2015-08-14 โ†’ 2016-05-13 ยท 4 obs
โ— 2015-08-14 20:54:32
โ— 2016-05-13 02:30:40
โ—‹ 2017-02-13 09:04:22
โ—‹ 2026-08-14 03:31:30
โ—MXntuclhub-com.mail.protection.outlook.com2026-07-03 โ†’ 2026-08-14 ยท 3 obs
โ—‹ 2020-01-19 22:40:44
โ— 2026-07-03 11:20:34
โ— 2026-08-14 03:31:30
โ—‹MXsg1ntucsmtp01.ntuclhub.com2017-02-13 โ†’ 2017-02-13 ยท 4 obs
โ—‹ 2016-05-13 02:30:40
โ— 2017-02-13 09:04:22
โ—‹ 2020-01-19 22:40:44
โ—‹ 2026-08-14 03:31:30
โ—‹MXsmtp.secureserver.net2015-08-14 โ†’ 2016-05-13 ยท 4 obs
โ— 2015-08-14 20:54:32
โ— 2016-05-13 02:30:40
โ—‹ 2017-02-13 09:04:22
โ—‹ 2026-08-14 03:31:30
โ—‹A205.139.17.1082017-02-13 โ†’ 2017-02-13 ยท 4 obs
โ—‹ 2016-05-13 02:30:40
โ— 2017-02-13 09:04:22
โ—‹ 2020-01-19 22:40:44
โ—‹ 2026-08-14 03:31:30
โ—‹A50.63.202.512015-08-14 โ†’ 2016-05-13 ยท 4 obs
โ— 2015-08-14 20:54:32
โ— 2016-05-13 02:30:40
โ—‹ 2017-02-13 09:04:22
โ—‹ 2026-08-14 03:31:30

๐Ÿ” DNS Trace

๐Ÿ“‹ Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, m.gtld-servers.net, j.gtld-servers.net, e.gtld-servers.net...-
ntuclhub.comns-70.awsdns-08.com, ns-544.awsdns-04.net, ns-1690.awsdns-19.co.uk, ns-1123.awsdns-12.org2 records

โœ… Authoritative Response

Server:205.251.192.70

NS records: ns-70.awsdns-08.com, ns-544.awsdns-04.net, ns-1690.awsdns-19.co.uk, ns-1123.awsdns-12.org

๐Ÿ”’ DNSSEC Status

๐Ÿ” Secure (DNSSEC validated)

Chain of trust verified from root to domain

โฑ๏ธ Timing

Total: 1265ms | Queries: -

๐Ÿ“„ Records

TypeCountSample Data
NS4ns-1123.awsdns-12.org, ns-1690.awsdns-19.co.uk...
MX2ntuclhub-com.mail.protection.outlook.com, inbound-smtp.eu-west-1.amazonaws.com (pr
TXT4MS=ms24335303, MS=ms31085055...
SOA1ns-1690.awsdns-19.co.uk awsdns-hostmaste

๐Ÿ“Œ Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-70.awsdns-08.com, ns-70.awsdns-08.com)

Analysis

Name Servers

Four name servers handle the delegation for ntuclhub.com: ns-70.awsdns-08.com, ns-544.awsdns-04.net, ns-1123.awsdns-12.org and ns-1690.awsdns-19.co.uk.

ntuclhub.com partially shares its NS delegation with several other domains, including traveldelta.cl, pgaworks.org, entrust.org and two others.

ns-70.awsdns-08.com, ns-544.awsdns-04.net, ns-1123.awsdns-12.org and ns-1690.awsdns-19.co.uk each carry two IP addresses. ns-70.awsdns-08.com has 205.251.192.70 and 2600:9000:5300:4600::1; ns-544.awsdns-04.net has 205.251.194.32 and 2600:9000:5302:2000::1; ns-1123.awsdns-12.org has 205.251.196.99 and 2600:9000:5304:6300::1; ns-1690.awsdns-19.co.uk has 205.251.198.154 and 2600:9000:5306:9a00::1.

Mail Servers

ntuclhub.com uses two mail servers, inbound-smtp.eu-west-1.amazonaws.com and ntuclhub-com.mail.protection.outlook.com.

At least some of the mail servers used by ntuclhub.com are shared with other domains: diffservices.com, byte.enterprises, postnord.services and two others among them.

Hosts with 6 IP addresses each:

Hostname ntuclhub-com.mail.protection.outlook.com directs to 52.101.124.117, 52.101.137.0 and 52.101.157.80 along with 3 other IP addresses.

Host names carrying three IP numbers:

The hostname inbound-smtp.eu-west-1.amazonaws.com directs to 18.200.203.69, 54.76.31.185 and 54.155.140.59.