mail.blockbit.com - dns.ninja

`mail.blockbit.com`

CNAME	`blockbit-com.mail.protection.outlook.com`
DNSSEC	⚠️ Not signed
A	2a01:111:f403:f802::2^{🇺🇸 Microsoft2a01:111:f000::/36}
		PTR	`mail-sj2pr05cu00202.inbound.protection.outlook.com`
A	2a01:111:f403:f905::3^{🇺🇸 Microsoft2a01:111:f000::/36}
A	2a01:111:f403:f90a::1^{🇺🇸 Microsoft2a01:111:f000::/36}
A	2a01:111:f403:f90b::^{🇺🇸 Microsoft2a01:111:f000::/36}
A	52.101.8.44^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
A	52.101.9.21^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
A	52.101.10.14^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
A	52.101.50.1^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}

`blockbit.com`

	DNSSEC	⚠️ Not signed
	A	3.33.251.168^{🇺🇸 Amazon3.33.240.0/20}
	A	15.197.225.128^{🇺🇸 Amazon15.197.224.0/20}
	NS	`ns03.domaincontrol.com` ⭐
	NS	`ns04.domaincontrol.com`
	MX	`blockbit-com.mail.protection.outlook.com` ⭐
	TXT	`v=spf1 ip4:187.8.187.66 ip4:189.108.60.141 ip4:152.67.39.182 include:spf.prot...`
	TXT	`google-site-verification=i3fFcy720VerHe9wbdonrlfs_d0oTqpb18Y-fcoOM1Y`
	TXT	`MS=D97D5699E47C87D6B5F4C867BBF604AFC42F593E`
	TXT	`MS=ms22362359`
	TXT	`v=spf1 include:sendgrid.net include:spf.protection.outlook.com ~all`
	SOA	`ns03.domaincontrol.com`dns@jomax.net 2026-07-27 #1

📈 Tranco rank: #541,192

Previously MX for

blockbit.com

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DNS History

2 records (1 active, 1 former)

○A187.8.187.672016-12-22 → 2016-12-22 · 3 obs

● 2016-12-22 07:06:20
○ 2021-07-19 07:42:48
○ 2026-07-27 18:33:00

●CNAMEblockbit-com.mail.protection.outlook.com2021-07-19 → 2026-07-27 · 2 obs

● 2021-07-19 07:42:48
● 2026-07-27 18:33:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
blockbit.com	ns03.domaincontrol.com, ns04.domaincontrol.com	4 records

✅ Authoritative Response

Server:173.201.69.2

NS records: ns03.domaincontrol.com, ns04.domaincontrol.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 85ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`blockbit-com.mail.protection.outlook.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns03.domaincontrol.com, ns03.domaincontrol.com, ns04.domaincontrol.com...)

Analysis

IP Addresses

mail.blockbit.com resolves to 8 IP numbers: 52.101.8.44, 52.101.9.21, 52.101.10.14 and 5 other.

Additional host names — accessiblewise-com.mail.protection.outlook.com, balancedbodies-life.mail.protection.outlook.com, rockymountainatvmc-com.mail.protection.outlook.com and two others — share IP numbers with mail.blockbit.com.