`mail4.bsci.com`

DNSSEC	⚠️ Not signed
A	204.155.22.73^{🇺🇸 BOSTON-SCIENTIFIC-JAPAN204.155.22.0/23}
		PTR	`mail4.bsci.com`

`bsci.com`

	DNSSEC	⚠️ Not signed
	A	13.248.160.137^{🇺🇸 Amazon13.248.160.0/20}
	A	76.223.34.124^{🇺🇸 Amazon76.223.32.0/20}
	NS	`dbru.br.ns.els-gms.att.net` ⭐
	NS	`dmtu.mt.ns.els-gms.att.net`
	MX	`bsci-com.mail.protection.outlook.com` ⭐
	TXT	`6heR08mg3DfEnEvUROUAB5lAXl9DYGWp2Ts62CCBXYmmpy4pdWkgZAQMfy73/yHm4gNGxhqucQiLa...`
	TXT	`infoblox-domain-mastery=72471e397b095a5557c3138b207df609b7ca693e8f18678faa164...`
	TXT	`SFMC-zTR8-JVrx6J_1XSEy6ArckINXfDWwFoTnK67e2rL`
	TXT	`smartsheet-site-validation=kW3eiNUNos8FyEktkXw7TaPZBWA9W6nf`
	TXT	`pvy1vd5jsdllvbj0vlss9kzcp5jbwwwx`
	TXT	`figma-domain-verification=ce4cf9bd624331c1def21e737241d3fa01accfdd600287b3f2e...`
	TXT	`openai-domain-verification=dv-sLjdRWpMcbNbQNaZjwLnDCz5openai-domain-verificat...`
	TXT	`yr0qcD1L+d3WAtgwhstbzEYvg2Tw5lYMf0FxvRvJQW7FPTNqdqFQdghkjf5MtQEb5LmwiqdUrpsDi...`
	TXT	`pexip-ms-tenant-domain-verification=c50cfb8d-0beb-4977-a3d2-5e586e95984e`
	TXT	`sending_domain1014912=c9c824cbcd4ce6f2535e62bf6043d3e1e3d5de5a7039f4e5ba2b4df...`
	TXT	`v=spf1 include:_u.bsci.com._spf.smart.ondmarc.com -all`
	TXT	`Dynatrace-site-verification=0a4d3806-df13-4985-957e-a82fc0657461__lu4clasodvk...`
	TXT	`yahoo-verification-key=DFa8R2HmqDcN6em4FSbD/qbrDKb3r41/KU7rxJEd5/c=`
	TXT	`_evf4mqqx5fa1p0tv1e1yjjoix33qxhu`
	TXT	`_mv58bl191r366kzz9ax83k3ad1nbji3`
	TXT	`docker-verification=59af98a6-f210-43ff-a832-0b66995b2949`
	TXT	`omnissa-connect-verification-48bfae2a-8d02-4a88-b019-64a746c86702`
	TXT	`_ekkasothb21gs8414pvce52k927d4s1`
	TXT	`_s5bmdtstpeibkxtmhs4i8o6dpl01fgs`
	TXT	`1password-site-verification=JLQ4SXCMU5B2VCX22X4HEVQWDQ`
	TXT	`00DEc00000Mwvvi=1TBEc0000000a9x`
	TXT	`00D5e0000044GCf=1TBJw0000000APB`
	TXT	`MS=ms27610845`
	TXT	`google-site-verification=MMvb2xILPOaYbwZ1bKzqbTqyg6yttHTsvnkWLYFuMNU`
	TXT	`atlassian-domain-verification=0xeL5ZauuBlOfKnrMLHglBIdGcRC7yytJu1inIbHpfEI1dI...`
	TXT	`adobe-idp-site-verification=d686d4fc-20c3-4637-a522-0634e18fb3b0`
	TXT	`google-site-verification=h2ZaN5e0nyhoCZyX1rsVw_JoihgPFQd7FA_dHA_hE2E`
	TXT	`docusign=cdc7f64d-2879-46f5-a36f-452da353b735`
	TXT	`onetrust-domain-verification=4d4ddda4e9f34599809c5b3491cafe6e`
	TXT	`onetrust-domain-verification=da12c3dad9224b2f925d91459c4110ed`
	TXT	`apple-domain-verification=N1odsBj0cNXNk1Jg`
	TXT	`cloudhealth=20ad93a2-7452-4515-8cd0-31032d2d0bc4`
	TXT	`mongodb-site-verification=XKw1L3ZTuIPQ6PwtHcNnmc9rarRHHKvA`
	TXT	`miro-verification=f11fb1142ee22d28a36133054b25c028968ececc`
	TXT	`cisco-ci-domain-verification=7a3220da45d9d9599da7b0f83f16cea4f606eac58fc9f2d0...`
	TXT	`atlassian-domain-verification=eRw40Z9jRHT6zA1kNVTP0JyYJ646oXWNhV5FgbSd8Y8wto6...`
	TXT	`atlassian-domain-verification=RDbcmK6vujVBZkjpeHI1MlXkVW9ea4fafyuCDaLo/Nf4FXM...`
	TXT	`atlassian-domain-verification=I(0x585878)RoJIUxEZg3j9bmfg3mpJcXqLzz5zR7TVC0B/ADKiSpP...`
	TXT	`vmware-cloud-verification-5ed5b680-91a1-44dc-ae5d-14eb1315b37f`
	TXT	`z9j7d11nwr8cz408m8x2b6cqbz80fs35`
	SOA	`dbru.br.ns.els-gms.att.net`rm-hostmaster@ems.att.com serial=928

📈 Tranco rank: #97,004

PTR for

73.22.155.204.in-addr.arpa

Previously MX for

bionicears.com

bostonscientific.com

Same first word

mail4.org

mail4.dk

mail4.pl

mail4.nhs.uk

mail4.io

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mail4.mil.ru

mail4.ru

mail4.online

mail4.in

mail4.co

mail4.com

mail4.it

mail4.gov.ao

mail4.net

mail4.pro

mail4.info

mail4.us

mail4.at

mail4.uk

mail4.kinghost.net

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4mail.org

4mail.us

4mail.eu

lima4.com

4mali.com

4lima.com

4mail.nl

4mail.ru

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4mail.xyz

4mail.be

4lima.at

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ai4ml.com

4mail.nz

4mail.es

4mail.pt

4mail.work

4mail.com

4mail.co.uk

4lima.de

4mail.se

mila4.de

4mail.top

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4mail.net

4mail.hu

4mail.fr

4mail.pl

4mail.pro

4mail.cn

4mail.ca

4mail.it

4mila.ch

ml4ai.net

4mail.co

4mail.de

DNS History

1 record (1 active, 0 former)

●A204.155.22.732015-08-14 → 2026-05-15 · 2 obs

● 2015-08-14 23:44:44
● 2026-05-15 04:38:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, c.gtld-servers.net, i.gtld-servers.net, d.gtld-servers.net...	-
bsci.com	dbru.br.ns.els-gms.att.net, dmtu.mt.ns.els-gms.att.net	-

✅ Authoritative Response

Server:99.99.99.134

NS records: dbru.br.ns.els-gms.att.net, dmtu.mt.ns.els-gms.att.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bsci.com (unsigned zone)

⏱️ Timing

Total: 1730ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`204.155.22.73`

Analysis

IP Addresses

mail4.bsci.com points to IP number 204.155.22.73.

mail4.bsci.com - robtex.com

mail4.bsci.com

bsci.com