bt.com - dns.ninja

`bt.com`

DNSSEC	⚠️ Not signed
A	45.60.65.23^{🇺🇸 IMPERVA45.60.65.0/24 ORIXCOM via EMIX}
A	45.60.72.23^{🇺🇸 IMPERVA45.60.72.0/24 ORIXCOM via EMIX}
NS	`eddns0.bt.com` ⭐
		A	193.113.57.242^{🇬🇧 BT-UK-AS193.113.0.0/16 BTL}
			PTR	`eddns0.bt.com`
NS	`dydns0.bt.com`
		A	193.113.32.156^{🇬🇧 BT-UK-AS193.113.0.0/16 BTL}
			PTR	`dydns0.bt.com`
NS	`dydns1.bt.com`
		A	193.113.32.157^{🇬🇧 BT-UK-AS193.113.0.0/16 BTL}
			PTR	`dydns1.bt.com`
NS	`eddns1.bt.com`
		A	193.113.57.243^{🇬🇧 BT-UK-AS193.113.0.0/16 BTL}
			PTR	`eddns1.bt.com`
MX	`btgroupcloud-mail-onmicrosoft-com.mail.protection.outlook.com` ⭐
		A	52.101.68.8^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du0pr03cu00100.inbound.protection.outlook.com`
		A	52.101.68.12^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	52.101.73.1^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am3pr04cu00501.inbound.protection.outlook.com`
		A	52.101.73.11^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am1pr04cu00103.inbound.protection.outlook.com`
TXT	`/vj9t5DVxv0tUwaf705CFBnmRbpkKzjSoqMMcQ4rLEdQVregGB7ilLMyW/YnvBCMkSL/B7XxEjYnl...`
TXT	`_c9dajtmpca7sm5f5nk0q5cordmlsy6q`
TXT	`_2m131ofp1dqn1d8ff97ufl265w6be3d`
TXT	`vrelnrisb1a3v4qqq54fjbjbbs`
TXT	`MS187269`
TXT	`_73xgrve35ztjj39vbx23u32up1gm42f`
TXT	`apple-domain-verification=2wmMLKFJFlWPklL2`
TXT	`google-site-verification=G7I_80VRER7Wgn3V-aNWBFijdpE4JGSzMq_WlbrbN7Y`
TXT	`_zggwxi2qwppqomie3645517zmcjghhc`
TXT	`apple-domain-verification=JCy70GnffQDcBVIR`
TXT	`_666lwgd30fnhx8sp9n0vlg0o39yl9p3`
TXT	`atlassian-domain-verification=XLWtzSfK6U83Hg5Um61jVLjNzqR9ygXELexMNfqJJshefny...`
TXT	`atlassian-domain-verification=3Gt5LVaXs8hMlqUYlA6GMNsniVorsulY5XFecUK/BLQg/DJ...`
TXT	`fastly-domain-delegation-5Lazp7wYoooiwDL9dEWZ-422411-2021-07-22`
TXT	`MS442395`
TXT	`MS514229`
TXT	`_9k4vppymta57qs1qkz8ioo2l3gx22p1`
TXT	`google-site-verification=jqIuLoI2xscRdokU7DZrf026zMImlQIQwAHVT3bgMUk`
TXT	`autodesk-domain-verification=vmIPnr1GseHte8Ol4tdd`
TXT	`_0j7861vbjb8la6jhqjo3y80pocnw2ce`
TXT	`9123-70F4-5236-027D-644B-81E0-D859-AECD`
TXT	`facebook-domain-verification=6ismgdmuzqf1lp6gse48wa4oz2isw5`
TXT	`apple-domain-verification=8qEsid9JR22QL8DO`
TXT	`paloaltonetworks-site-verification=4358a4575e5e2f27af9887fb7c598966be57520144...`
TXT	`x6MWUs7ki3ZXYAZgVHRipb4Y7L33ZqthzG8Wbb4vSlE=`
TXT	`_rfekfxf1yes9bsgohx5au51nlhla5ob`
TXT	`_m3f8ep2c1pbboco1rh90guadk9uqjla`
TXT	`atlassian-sending-domain-verification=ae1e2cb6-0959-4f25-b37a-4c66b4e5e468`
TXT	`VISA= 54D62E662CD075058ACEB7C8D7E18208`
TXT	`globalsign-domain-verification=DAA742FBA19F6967D3D3A8DC2BE96867`
TXT	`DNRynrIWZj7FpJ7nTv6o0S9OiH9++PvCF6byh33McE4=`
TXT	`onetrust-domain-verification=4e5dad68ca124ab68bc54c9a68781fa5`
TXT	`globalsign-domain-verification=CE9FD7B27BF880B6F922A3C2CC99BB0A`
TXT	`_fu9wexpb3hl7k2jggs33dn43b3mbtum`
TXT	`e_mKF3VwiervayPJ5VUm`
TXT	`v=spf1 include:spf.protection.outlook.com include:www.thrs.bt.com include:smt...`
TXT	`dtm-domain-verification=HykUdMm1ucjXduqd9uBIS35Us7ii2mDrjiqE5PqPhm4`
TXT	`MS173292`
TXT	`_7z0ek0xby5dewx0vdggiubvqtnrbc1x`
TXT	`_79jx6i3axwnposq6qclu511575r4b04`
TXT	`qRopWoq/R1mmlrFP3CcfSGfW/3MIPo9zmLSfpe5jAM1aIHOzroByZqIVeColeWxGi3AFCqaTyCC0s...`
TXT	`_kgh0olda2pjev8kflb7p455dbzv2w03`
TXT	`abusix-inc-domain-verification-2krgyn=z84EaQ48vKfAWBJptZi4Cjd2o`
TXT	`00D4K000001WhuT=1TBWT00000000w5;00D3G0000008auy=1TBUF00000001Dp;00D3M0000008a...`
TXT	`globalsign-domain-verification=1931E8CBF9A676E73F6E753F40E7B872`
TXT	`vmware-cloud-verification-be6dfc6d-61b7-4e1b-af28-e75a39c7fb50`
TXT	`_sjkdeg07w6bo1t3nj195uq6l4qjef14`
TXT	`fastly-domain-delegation-wid9asosrymezhsoaxay-00645561-2026-03-20`
TXT	`_o2c1d8i6qckztzgqsf0eiw0m6wngm78`
TXT	`globalsign-domain-verification=272BF8C4C603422028B68384B658E886`
TXT	`atlassian-sending-domain-verification=26d0f833-b724-4eb7-aeec-64a923fd0caf`
TXT	`_ymtss61d4gx4f58ecfnwl3d2ubjif58`
TXT	`VISA= A14484CFA0B3A9C074FDA5BCF4183B00`
SOA	`EDDNS0.BT.COM`zzdnsr@bt.com 2006-03-14 #63

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785940024

rank #2600 globally
rank #1366 in the tld
WOT: SAFE (90/100)
📈 Tranco rank: #3,026

PTR for

187.127.119.200.in-addr.arpa

186.127.119.200.in-addr.arpa

Previously NS for

uk-domain.com

Subdomains

talkingtraining.bt.com

bbvservice-560112.bt.com

mobilemanager.bt.com

lsrp-ebrb.bt.com

fai.bt.com

ums02-ipcomms-moda.bt.com

dydns0.bt.com

ipcomms-btb-centrex-lnws20.bt.com

ccusage-ipcomms.bt.com

mssreports.bt.com

accounts.bt.com

preprodoffice.bt.com

eric1-dmze2e-ukb.bt.com

lsrp-efrseb.bt.com

viag.bt.com

cit-stb-orders.bt.com

aurora.bt.com

btdownload2.bt.com

btretailsbg.bt.com

forums.bt.com

tpcssredc01.bt.com

be.bt.com

dmc.bt.com

sccm-ip1sup.bt.com

ipcomms-btb-uc-lnws09.bt.com

jp.bt.com

soe.bt.com

bbvservice-560312.bt.com

rp.bt.com

uss02-ipcomms.bt.com

businesslines.bt.com

soc-rs.bt.com

dslchecker.bt.com

stb-orders.bt.com

services.bt.com

bp-ipcomms-moda.bt.com

supplycentre.bt.com

btlabs.bt.com

blocked.bt.com

webapp(0x736578)t.bt.com

virtualisp.bt.com

msm.bt.com

darna.bt.com

mobileoffice.bt.com

btidentityprotection.bt.com

globalservices.bt.com

itsms.bt.com

webcon-eml1.bt.com

productsandservices.bt.com

getworkplace.bt.com

lsrp-ebra.bt.com

sdx.bt.com

onenumber.bt.com

sme.bt.com

solo.bt.com

ipcomms-btb-centrex-lnws13.bt.com

authenticate.bt.com

spolo.bt.com

jobs.bt.com

gomessenger-forum.bt.com

communications.bt.com

na.bt.com

ipcomms-btb-centrex-wv12.bt.com

tcpjobpack.bt.com

cloud.bt.com

ipcomms-btb-centrex-wv23.bt.com

extra.bt.com

im.bt.com

mobiledevices.bt.com

cloudwork.bt.com

pstn.bt.com

collaborate.bt.com

getoutthere.bt.com

btmessaging.bt.com

de.bt.com

mss.bt.com

old-boston.bt.com

btbuynet.bt.com

miabkp.bt.com

websites.bt.com

contenthosting.bt.com

umc-emp-sso.bt.com

officeapp.bt.com

ipeng.bt.com

webservice-de.bt.com

brande2e.bt.com

dmclients-ipcomms-modb.bt.com

portalcat1.bt.com

btaward.bt.com

trs.bt.com

access-eml1.bt.com

hubrelay-rd.bt.com

phonenetuk.bt.com

myapps.bt.com

billing-online.bt.com

contactpoint.bt.com

ipcomms-btb-centrex-lnws22.bt.com

businesshighway.bt.com

idesktest-ec.bt.com

ibridge.bt.com

Same first word

bt.com.ve

bt.net

bt.ai

bt.org.tr

bt.dk

bt.com

bt.cx

bt.com.ua

bt.com.ru

bt.systems

bt.cz

bt.world

bt.net.pl

bt.la

bt.solar

bt.com.tn

bt.es

bt.lv

bt.od.ua

bt.su

bt.co.th

bt.ro

bt.kiev.ua

bt.fr

bt.am

bt.vc

bt.gg

bt.wiki

bt.io

bt.bet

bt.tn

bt.bielsko.pl

bt.com.au

bt.ke

bt.cl

bt.cc

bt.uk

bt.solutions

bt.hu

bt.nl

bt.cn

bt.center

bt.se

bt.nfshost.com

bt.lt

bt.ie

bt.fit

bt.ma

bt.fyi

bt.tc

bt.sy

bt.energy

bt.co.kr

bt.rn.gov.br

bt.edgekey.net

bt.no

bt.com.mx

bt.com.tw

bt.co

bt.church

bt.nu

bt.tv

bt.cm

bt.rs

bt.com.bn

bt.de

bt.co.uk

bt.org.ua

bt.school

bt.net.au

bt.my

bt.sg

bt.by

bt.fo

bt.ae

bt.to

bt.me

bt.design

bt.org.uk

bt.associates

bt.ru

bt.inf.br

bt.ac.th

bt.cash

bt.bt

bt.gob.ve

bt.gs

bt.je

bt.finance

bt.gd

bt.pl

bt.com.my

bt.pf

bt.gov.cn

bt.sb

bt.ee

bt.com.pa

bt.ua

bt.ws

bt.chat

bt.hn

bt.org

bt.com.tr

bt.co.za

bt.is

bt.ca

bt.be

bt

Similar names

tb.co.th

tb.co.za

tb.care

tb.arq.br

tb.to

tb.ae

tb.pro

tb.is

tb.fund

tb.sg

tb.fi

tb.tj

tb.ca

tb.world

tb.lt

tb.la

tb.be

tb.au

tb.lv

tb.institute

tb.se

tb.com.ar

tb.com

tb.tc

tb.ee

tb.edu.tw

tb.ro

tb.org.pl

tb.ink

tb.cn

tb.chat

tb.cc

tb.digital

tb.by

tb.com.ua

tb.ru

tb.tf

tb.com.mk

tb.am

tb.net.tr

tb.pub

tb.nl

tb.co

tb.no

tb.wtf

tb.partners

DNS History

18 records (7 active, 11 former)

●NSdydns0.bt.com2015-09-04 → 2026-08-05 · 3 obs

○ 2008-02-17 14:51:38
● 2015-09-04 10:28:40
● 2026-08-05 14:45:22

●NSdydns1.bt.com2015-09-04 → 2026-08-05 · 3 obs

○ 2008-02-17 14:51:38
● 2015-09-04 10:28:40
● 2026-08-05 14:45:22

●NSeddns0.bt.com2015-09-04 → 2026-08-05 · 3 obs

○ 2008-02-17 14:51:38
● 2015-09-04 10:28:40
● 2026-08-05 14:45:22

●NSeddns1.bt.com2015-09-04 → 2026-08-05 · 3 obs

○ 2008-02-17 14:51:38
● 2015-09-04 10:28:40
● 2026-08-05 14:45:22

●MXbtgroupcloud-mail-onmicrosoft-com.mail.protection.outlook.com2026-02-14 → 2026-08-05 · 21 obs

○ 2021-12-17 22:16:22
● 2026-02-14 16:12:28
● 2026-04-19 03:15:02
○ 2026-04-19 03:58:48
● 2026-04-19 06:43:28
● 2026-05-13 06:17:46
○ 2026-05-13 07:16:58
● 2026-05-13 10:32:10
○ 2026-06-24 23:10:10
● 2026-06-25 07:35:46
○ 2026-06-26 00:58:28
● 2026-06-26 10:27:54
○ 2026-06-27 20:03:24
● 2026-06-27 23:58:12
○ 2026-06-28 03:00:42
● 2026-06-28 04:30:00
○ 2026-06-29 02:15:42
● 2026-06-29 09:36:10
○ 2026-07-01 12:25:10
● 2026-07-01 14:46:30
● 2026-08-05 14:45:22

○MXsmtpb1.bt.com2015-09-04 → 2021-12-17 · 5 obs

○ 2008-02-17 14:51:38
● 2015-09-04 10:28:40
● 2021-12-17 22:16:22
○ 2026-02-14 16:12:28
○ 2026-08-05 14:45:22

○MXsmtpe1.intersmtp.com2015-09-04 → 2021-12-17 · 5 obs

○ 2008-02-17 14:51:38
● 2015-09-04 10:28:40
● 2021-12-17 22:16:22
○ 2026-02-14 16:12:28
○ 2026-08-05 14:45:22

○A193.113.9.1642015-09-04 → 2021-06-09 · 5 obs

○ 2008-02-17 14:51:38
● 2015-09-04 10:28:40
● 2021-06-09 20:55:54
○ 2021-07-19 10:56:28
○ 2026-08-05 14:45:22

○A213.121.43.12018-11-11 → 2021-12-17 · 5 obs

○ 2015-10-30 11:49:56
● 2018-11-11 13:03:46
● 2021-12-17 22:16:22
○ 2026-02-14 16:12:28
○ 2026-08-05 14:45:22

○A213.121.43.1352018-11-11 → 2021-12-17 · 5 obs

○ 2015-10-30 11:49:56
● 2018-11-11 13:03:46
● 2021-12-17 22:16:22
○ 2026-02-14 16:12:28
○ 2026-08-05 14:45:22

○A213.121.43.1362018-11-11 → 2021-12-17 · 5 obs

○ 2015-10-30 11:49:56
● 2018-11-11 13:03:46
● 2021-12-17 22:16:22
○ 2026-02-14 16:12:28
○ 2026-08-05 14:45:22

○A213.121.43.1372018-11-11 → 2021-12-17 · 5 obs

○ 2015-10-30 11:49:56
● 2018-11-11 13:03:46
● 2021-12-17 22:16:22
○ 2026-02-14 16:12:28
○ 2026-08-05 14:45:22

○A213.121.43.22018-11-11 → 2021-12-17 · 5 obs

○ 2015-10-30 11:49:56
● 2018-11-11 13:03:46
● 2021-12-17 22:16:22
○ 2026-02-14 16:12:28
○ 2026-08-05 14:45:22

○A213.121.43.32018-11-11 → 2021-12-17 · 5 obs

○ 2015-10-30 11:49:56
● 2018-11-11 13:03:46
● 2021-12-17 22:16:22
○ 2026-02-14 16:12:28
○ 2026-08-05 14:45:22

○A217.32.165.1482008-02-17 → 2008-02-17 · 3 obs

● 2008-02-17 14:51:38
○ 2015-09-04 10:28:40
○ 2026-08-05 14:45:22

○A2a00:2381:ffff::12015-09-04 → 2015-10-29 · 5 obs

○ 2008-02-17 14:51:38
● 2015-09-04 10:28:40
● 2015-10-29 00:33:30
○ 2015-10-30 11:49:56
○ 2026-08-05 14:45:22

●A45.60.65.232026-02-14 → 2026-08-05 · 18 obs

○ 2021-12-17 22:16:22
● 2026-02-14 16:12:28
● 2026-04-19 03:15:02
○ 2026-04-19 03:58:48
● 2026-04-19 06:43:28
○ 2026-06-24 23:10:10
● 2026-06-25 07:35:46
○ 2026-06-25 09:12:08
● 2026-06-25 15:14:52
○ 2026-06-27 20:03:24
● 2026-06-27 23:58:12
○ 2026-06-28 03:00:42
● 2026-06-28 04:30:00
○ 2026-06-29 02:15:42
● 2026-06-29 09:36:10
○ 2026-07-01 12:25:10
● 2026-07-01 14:46:30
● 2026-08-05 14:45:22

●A45.60.72.232026-02-14 → 2026-08-05 · 18 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
bt.com	dydns0.bt.com, eddns0.bt.com, eddns1.bt.com, dydns1.bt.com	4 records

✅ Authoritative Response

Server:193.113.32.156

NS records: dydns0.bt.com, eddns0.bt.com, eddns1.bt.com, dydns1.bt.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bt.com (unsigned zone)

⏱️ Timing

Total: 592ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`45.60.65.23, 45.60.72.23`
NS	4	`EDDNS1.BT.COM, DYDNS0.BT.COM...`
MX	1	`btgroupcloud-mail-onmicrosoft-com.mail.p`
TXT	53	`9123-70F4-5236-027D-644B-81E0-D859-AECD, MS514229...`
SOA	1	`EDDNS0.BT.COM zzdnsr.bt.com`

📌 Glue Records Collected

Total: 4

In-bailiwick: 4 (dydns0.bt.com, eddns0.bt.com, eddns1.bt.com...)

Analysis

Hierarchy

bt.com is the parent domain for talkingtraining.bt.com, bbvservice-560112.bt.com, mobilemanager.bt.com, lsrp-ebrb.bt.com, fai.bt.com and several hundred additional host names.

IP Addresses

bt.com points to the IP addresses 45.60.65.23 and 45.60.72.23

Two other host names, along with janrain-zr.ee.co.uk, add-on.ee.co.uk and asset1.ee.co.uk, also share IP numbers with bt.com.

Name Servers

The NS records for bt.com point to four name servers: dydns0.bt.com, dydns1.bt.com, eddns0.bt.com and eddns1.bt.com.

At least some of bt.com's name servers are shared with other domains, for example 13.102.194.in-addr.arpa, 149.147.in-addr.arpa, 131.113.193.in-addr.arpa and two more.

The hosts dydns0.bt.com, dydns1.bt.com, eddns0.bt.com and eddns1.bt.com all resolve to exactly one IP address each: 193.113.32.156, 193.113.32.157, 193.113.57.242 and 193.113.57.243 respectively.

Mail Servers

The sole mail server for bt.com is btgroupcloud-mail-onmicrosoft-com.mail.protection.outlook.com.

Among the domains sharing a mail server setup with bt.com are plus.net, xanbpm.com, openreach.co.uk and two others.

The hostname btgroupcloud-mail-onmicrosoft-com.mail.protection.outlook.com resolves to the four IP addresses 52.101.68.8, 52.101.68.12, 52.101.73.1 and 52.101.73.11.