openreach.co.uk

.uk crawl

First seen 2026-04-22 · Last seen 2026-05-16 · ok HTTP 200 9054 ms crawled 2026-05-16

GB · 3.10.47.196 · AS16509 Amazon.com, Inc.

Reputation 100/100

Registration

Registrar

British Telecommunications plc

Created

2005-06-17

Expires

2027-06-17 393 days left

Updated

2025-06-10

Name servers

dydns0.bt.com.
dydns1.bt.com.
eddns0.bt.com.
eddns1.bt.com.

DNS records live

NS

dydns0.bt.com
dydns1.bt.com
eddns0.bt.com
eddns1.bt.com

MX

10 btgroupcloud-mail-onmicrosoft-com.mail.protection.outlook.com

TXT

Show 15 TXT records

8s3rl7q4gl8jy139d52sdsr8rnykm7fd
n3dpxjgx0jk1l07z07bhjjbhjbds85h6
autodesk-domain-verification=dvg3q9xtQQFActYafjVG
l8h51s9d05gtz3gjqp703qvphs1wm7wx
dwrpcyx9crvw9rkrdzffz5lsjmjmr0vc
m7y4j30drj28h69pq94gt34bqgz37f79
_l9rysmjhqzb4dk96v1lu2c93a6dirbf
_rib5z4llgxcd6zu7euf15duin0ttwtb
9z4RxD67ucVQELCMkHFylSx7T5CNt6R5qYK6P97/IUCnkKtgBTN7EcLNaGDkOG/T77h4LTChmhfOfcZ8PW6kOg==
7rdv8664ypdzr7nfml4300p6v0hpgryq
TuPpFeLbYGn3H3slq3sF9gYcfI9PyvqnDvl4QmVUbbg4oTDu35z9Xkf4II4ODn0SXPYhsNvN+pNgFgGiYhEWQg==
34cwn25pp768d7dp7g85kw5w4yw3m057
hy4y5byfpthb5ypkljy95849f04jpwvp
dtm-domain-verification=8LxOd9eEKOQLQNwotBakz6pXH5aAW0cyG2oAu9dusiw
t2wydvprhrt31zbl2fy1f6gdxg9wskjh

Verified for

Atlassian
Cisco
Google
Microsoft 365
OneTrust
Workplace

Email authentication strong

SPF

v=spf1 include:bt.com include:_spf.salesforce.com ~all

softfail (~all)

DMARC

v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com,mailto:dmarc.ag@bt.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com,mailto:dmarc.fr@bt.com

policy: reject (enforced)

DKIM

selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDg25EDDjMlYJGnIgj79MZwOSR/PYDYoQyuuLdYibvjGwP1rbsXGh6cVZO9RoHy6jGRlppqj5tDTg1DtSlyxY…

selectors probed

Certificate (current)

GeoTrust G5 TLS RSA4096 SHA384 2022 CA1

from 2025-08-22 to 2026-09-23

Expires in 126 days

Full certificate history on crt.sh ↗

Linked from (1)

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