mail.block-server.com - dns.ninja

`mail.block-server.com`

CNAME	`privateemail.com`
DNSSEC	🔒 Signed (DS record present)
A	198.54.122.136^{🇺🇸 NAMCHEAP-PH198.54.122.0/24}
NS	`edns3.registrar-servers.com` ⭐
		A	2600:1401:2::95^{🇺🇸 Akamai2600:1401:2::/48 Technologies}
			PTR	`a1-149.akam.net`
			PTR	`ns1-149.akam.net`
		A	2600:1480:9800::41^{🇺🇸 Akamai2600:1480:9800::/48 Technologies}
			PTR	`a24-65.akam.net`
		A	2a02:26f0:67::43^{🇳🇱 Akamai2a02:26f0:67::/48 Technologies}
			PTR	`a20-67.akam.net`
		A	2.16.130.65^{🇳🇱 Akamai2.16.130.0/24 Technologies}
			PTR	`a24-65.akam.net`
		A	95.100.175.67^{🇳🇱 Akamai95.100.175.0/24 Technologies}
			PTR	`a20-67.akam.net`
		A	193.108.91.149^{🇳🇱 Akamai193.108.91.0/24 Technologies}
			PTR	`a1-149.akam.net`
			PTR	`ns1-149.akam.net`
NS	`edns.registrar-servers.com`
NS	`edns4.registrar-servers.com`
		A	2600:1406:1b::40^{🇺🇸 Akamai2600:1406:1b::/48 Technologies}
			PTR	`a16-64.akam.net`
		A	2600:1408:1c::40^{🇺🇸 Akamai2600:1408:1c::/48 Technologies}
			PTR	`a3-64.akam.net`
			PTR	`ns7-64.akam.net`
		A	2600:1480:800::43^{🇺🇸 Akamai2600:1480:800::/48 Technologies}
			PTR	`a13-67.akam.net`
			PTR	`ns2-67.akam.net`
		A	2.22.230.67^{🇳🇱 Akamai2.22.230.0/24 Technologies}
			PTR	`a13-67.akam.net`
			PTR	`ns2-67.akam.net`
		A	23.211.132.64^{🇺🇸 Akamai23.211.132.0/24 Technologies}
			PTR	`a16-64.akam.net`
		A	96.7.49.64^{🇺🇸 Akamai96.7.49.0/24 Technologies}
			PTR	`a3-64.akam.net`
			PTR	`ns7-64.akam.net`
NS	`edns4.ultradns.biz`
		A	2610:a1:1015::204^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`edns4.ultradns.biz`
		A	204.74.67.4^{🇺🇸 MAINT-ID-12008204.74.67.0/24 Neustar}
			PTR	`edns4.ultradns.biz`
NS	`edns4.ultradns.com`
		A	2001:502:f3ff::204^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`edns4.ultradns.com`
		A	204.74.66.4^{🇺🇸 MAINT-ID-12008204.74.66.0/24 Neustar}
			PTR	`edns4.ultradns.com`
NS	`edns4.ultradns.net`
		A	2610:a1:1014::204^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`edns4.ultradns.net`
		A	204.74.110.4^{🇺🇸 MAINT-ID-12008204.74.110.0/24 Neustar}
			PTR	`edns4.ultradns.net`
NS	`edns4.ultradns.org`
		A	2001:502:4612::204^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`edns4.ultradns.org`
		A	204.74.111.4^{🇺🇸 MAINT-ID-12008204.74.111.0/24 Neustar}
			PTR	`edns4.ultradns.org`
MX	`mx1.privateemail.com` ⭐
		A	162.255.118.7^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`mx1.privateemail.com`
MX	`mx2.privateemail.com` ⭐
		A	162.255.118.8^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`mx2.privateemail.com`
TXT	`v=spf1 include:spf-nc.privateemail.com include:spf-ep-nc.jellyfish.systems -all`
TXT	`google-site-verification=PfY0lyNaWDFXDYY1LJnJVtqDTuwBAKPfPu0brQdnUYA`
TXT	`google-site-verification=U7HaXt95Ldm2wLdsiC78Pe9SJzW65QiA2Hdo63hdjAI`
SOA	`edns.registrar-servers.com`support@namecheap.com serial=1785145389

`block-server.com`

	DNSSEC	⚠️ Not signed
	A	76.76.21.21^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
	NS	`pdns1.registrar-servers.com` ⭐
	NS	`pdns2.registrar-servers.com`
	MX	`mx1.privateemail.com` ⭐
	MX	`mx2.privateemail.com` ⭐
	TXT	`v=spf1 include:spf.privateemail.com ~all`
	SOA	`pdns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1745794766

Previously MX for

block-server.com

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DNS History

2 records (1 active, 1 former)

○A162.243.243.1542017-01-05 → 2017-01-05 · 3 obs

● 2017-01-05 09:02:42
○ 2026-06-26 15:56:30
○ 2026-07-30 01:36:36

●CNAMEprivateemail.com2026-06-26 → 2026-07-30 · 2 obs

● 2026-06-26 15:56:30
● 2026-07-30 01:36:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
block-server.com	pdns1.registrar-servers.com, pdns2.registrar-servers.com	4 records

✅ Authoritative Response

Server:156.154.132.100

NS records: pdns1.registrar-servers.com, pdns2.registrar-servers.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for block-server.com (unsigned zone)

⏱️ Timing

Total: 218ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`privateemail.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (pdns1.registrar-servers.com, pdns1.registrar-servers.com, pdns2.registrar-servers.com...)

Analysis

IP Addresses

mail.block-server.com directs to one IP number, which is 198.54.122.136.

Among the host names that share IP numbers with mail.block-server.com are privateemail.com, mail.petrosky.io, nichewares.com and two others.

Name Servers

mail.block-server.com carries NS records listing 7 name servers — edns4.ultradns.biz, edns3.registrar-servers.com, edns4.registrar-servers.com and 4 others.

mail.block-server.com partially shares its NS delegation with several other domains, including static.rakuten.com, momentive.com, startect.co.nz and two others.

In DNS configurations, these name servers often share authority with edns4.ultradns.com, edns4.ultradns.net, edns4.ultradns.org and 7 other name servers.

Host names resolving to 6 IP numbers:

edns3.registrar-servers.com maps to 2.16.130.65, 95.100.175.67, 193.108.91.149 and 3 additional IP addresses.

edns4.registrar-servers.com maps to 2.22.230.67, 23.211.132.64, 96.7.49.64 and 3 additional IP addresses.

Hosts with two IP numbers each:

The A records for edns4.ultradns.biz return 204.74.67.4 and 2610:a1:1015::204.

The A records for edns4.ultradns.com return 204.74.66.4 and 2001:502:f3ff::204.

The A records for edns4.ultradns.net return 204.74.110.4 and 2610:a1:1014::204.

The A records for edns4.ultradns.org return 204.74.111.4 and 2001:502:4612::204.

Mail Servers

The MX records for mail.block-server.com point to two mail servers: mx1.privateemail.com and mx2.privateemail.com.

mail.block-server.com has the same mail server arrangement as a number of other domains, for example control-d.com, everythingincome.com, balayessentials.com and two more.

mail.block-server.com shares at least some of its mail servers with other domains — for example dreamsof.dev, cuirconintl.com, ljbehvf3hiuewdjos.xyz and two more.

mx1.privateemail.com resolves to 162.255.118.7. mx2.privateemail.com resolves to 162.255.118.8. Both host names point to a single IP number.