`mail.crestlineoh.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:117c^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:b0c1^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.17.124^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.176.193^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.17.124, 172.67.176.193
		IPv6 hints	2606:4700:3033::6815:117c, 2606:4700:3037::ac43:b0c1
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=50, name=cloudflare-ech.com

`crestlineoh.com`

	DNSSEC	⚠️ Not signed
	A	2606:4700::6811:906e^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	A	2606:4700::6811:916e^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	A	104.17.144.110^{Cloudflare104.17.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	A	104.17.145.110^{Cloudflare104.17.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	NS	`hank.ns.cloudflare.com` ⭐
	NS	`ximena.ns.cloudflare.com`
	MX	`crestlineoh-com.mail.protection.outlook.com` ⭐
	TXT	`v=spf1 include:spf.protection.outlook.com -all`
	SOA	`hank.ns.cloudflare.com`dns@cloudflare.com serial=2403821183

WOT: SAFE (60/100)
WOT: UNKNOWN (62/100)

Previously MX for

crestlineoh.com

mail.crestlineoh.com

Same first word

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mail.(0x6c6f6c697461)punk.jp

mail.sc

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DNS History

8 records (4 active, 4 former)

○MXmail.crestlineoh.com2015-11-02 → 2016-04-23 · 5 obs

○ 2015-05-13 22:33:38
● 2015-11-02 05:59:40
● 2016-04-23 05:30:02
○ 2026-02-27 01:02:26
○ 2026-05-15 17:11:58

○MXmx00.1and1.com2015-05-13 → 2015-05-13 · 3 obs

● 2015-05-13 22:33:38
○ 2015-11-02 05:59:40
○ 2026-05-15 17:11:58

○MXmx01.1and1.com2015-05-13 → 2015-05-13 · 3 obs

● 2015-05-13 22:33:38
○ 2015-11-02 05:59:40
○ 2026-05-15 17:11:58

●A104.21.17.1242026-02-27 → 2026-05-15 · 3 obs

○ 2016-04-23 05:30:02
● 2026-02-27 01:02:26
● 2026-05-15 17:11:58

●A172.67.176.1932026-02-27 → 2026-05-15 · 3 obs

○ 2016-04-23 05:30:02
● 2026-02-27 01:02:26
● 2026-05-15 17:11:58

○A24.123.140.2222015-05-13 → 2016-04-23 · 4 obs

● 2015-05-13 22:33:38
● 2016-04-23 05:30:02
○ 2026-02-27 01:02:26
○ 2026-05-15 17:11:58

●A2606:4700:3033::6815:117c2026-02-27 → 2026-05-15 · 3 obs

○ 2016-04-23 05:30:02
● 2026-02-27 01:02:26
● 2026-05-15 17:11:58

●A2606:4700:3037::ac43:b0c12026-02-27 → 2026-05-15 · 3 obs

○ 2016-04-23 05:30:02
● 2026-02-27 01:02:26
● 2026-05-15 17:11:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
crestlineoh.com	hank.ns.cloudflare.com, ximena.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.116

NS records: hank.ns.cloudflare.com, ximena.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crestlineoh.com (unsigned zone)

⏱️ Timing

Total: 376ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.176.193, 104.21.17.124`
AAAA	2	`2606:4700:3037::ac43:b0c1, 2606:4700:3033::6815:117c`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (hank.ns.cloudflare.com, hank.ns.cloudflare.com, hank.ns.cloudflare.com...)

Analysis

IP Addresses

mail.crestlineoh.com points to four IP numbers: 2606:4700:3033::6815:117c, 2606:4700:3037::ac43:b0c1, 104.21.17.124 and 172.67.176.193.

Other host names, for instance craftwoodproducts.com, deliveredbygrace.com, xtwww.xlink2.com, mail.legaldarbar.com and www.asmovi.ro share IP numbers with mail.crestlineoh.com.

mail.crestlineoh.com - robtex.com