blacksv.com - dns.ninja

`blacksv.com`

DNSSEC	⚠️ Not signed
A	202.172.26.30^{🇯🇵 DRNET202.172.24.0/21}
		PTR	`m29.coreserver.jp`
NS	`ns1.value-domain.com` ⭐
		A	172.64.52.38^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.value-domain.com`
		A	172.64.53.3^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns3.value-domain.com` ⚠️ Not in zone NS records
		A	172.64.52.38^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns4.value-domain.com` ⚠️ Not in zone NS records
		A	172.64.53.3^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns5.value-domain.com` ⚠️ Not in zone NS records
		A	172.64.52.38^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`mail1.blacksv.com` ⭐
		A	202.172.26.30^{🇯🇵 DRNET202.172.24.0/21}
			PTR	`m29.coreserver.jp`
TXT	`v=spf1 mx ~all`
SOA	`ns1.value-domain.com`hostmaster@blacksv.com 2023-03-20 #14

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785022342

Previously MX for

blacksv.com

Subdomains

mail1.blacksv.com

mx0.blacksv.com

Same first word

blacksv.com

Similar names

blackvs.com

vsblack.com

DNS History

16 records (7 active, 9 former)

○NSns1.blackstar.services2019-03-20 → 2019-03-20 · 4 obs

○ 2017-02-08 13:55:40
● 2019-03-20 21:43:38
○ 2026-03-14 16:40:38
○ 2026-07-26 00:01:36

○NSns1.hans.hosteurope.de2015-05-31 → 2017-02-08 · 4 obs

● 2015-05-31 19:29:50
● 2017-02-08 13:55:40
○ 2019-03-20 21:43:38
○ 2026-07-26 00:01:36

●NSns1.value-domain.com2026-03-14 → 2026-07-26 · 3 obs

○ 2019-03-20 21:43:38
● 2026-03-14 16:40:38
● 2026-07-26 00:01:36

○NSns2.blackstar.services2019-03-20 → 2019-03-20 · 4 obs

○ 2017-02-08 13:55:40
● 2019-03-20 21:43:38
○ 2026-03-14 16:40:38
○ 2026-07-26 00:01:36

○NSns2.hans.hosteurope.de2015-05-31 → 2017-02-08 · 4 obs

● 2015-05-31 19:29:50
● 2017-02-08 13:55:40
○ 2019-03-20 21:43:38
○ 2026-07-26 00:01:36

●NSns2.value-domain.com2026-03-14 → 2026-07-26 · 3 obs

○ 2019-03-20 21:43:38
● 2026-03-14 16:40:38
● 2026-07-26 00:01:36

●NSns3.value-domain.com2026-03-14 → 2026-07-26 · 3 obs

○ 2019-03-20 21:43:38
● 2026-03-14 16:40:38
● 2026-07-26 00:01:36

●NSns4.value-domain.com2026-03-14 → 2026-07-26 · 3 obs

○ 2019-03-20 21:43:38
● 2026-03-14 16:40:38
● 2026-07-26 00:01:36

●NSns5.value-domain.com2026-03-14 → 2026-07-26 · 3 obs

○ 2019-03-20 21:43:38
● 2026-03-14 16:40:38
● 2026-07-26 00:01:36

○MXblacksv.com2019-03-20 → 2019-03-20 · 4 obs

○ 2017-02-08 13:55:40
● 2019-03-20 21:43:38
○ 2026-03-14 16:40:38
○ 2026-07-26 00:01:36

●MXmail1.blacksv.com2026-03-14 → 2026-07-26 · 3 obs

○ 2019-03-20 21:43:38
● 2026-03-14 16:40:38
● 2026-07-26 00:01:36

○MXmx0.blacksv.com2015-05-31 → 2017-02-08 · 4 obs

● 2015-05-31 19:29:50
● 2017-02-08 13:55:40
○ 2019-03-20 21:43:38
○ 2026-07-26 00:01:36

○A194.145.208.1802019-03-20 → 2019-03-20 · 4 obs

○ 2017-02-08 13:55:40
● 2019-03-20 21:43:38
○ 2026-03-14 16:40:38
○ 2026-07-26 00:01:36

●A202.172.26.302026-03-14 → 2026-07-26 · 3 obs

○ 2019-03-20 21:43:38
● 2026-03-14 16:40:38
● 2026-07-26 00:01:36

○A2a01:488:42:1000:50ed:84d3:63:22932015-05-31 → 2017-02-08 · 4 obs

● 2015-05-31 19:29:50
● 2017-02-08 13:55:40
○ 2019-03-20 21:43:38
○ 2026-07-26 00:01:36

○A80.237.132.2112015-05-31 → 2017-02-08 · 4 obs

● 2015-05-31 19:29:50
● 2017-02-08 13:55:40
○ 2019-03-20 21:43:38
○ 2026-07-26 00:01:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net...	-
blacksv.com	ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com...	5 records

✅ Authoritative Response

Server:172.64.53.3

NS records: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com, ns5.value-domain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for blacksv.com (unsigned zone)

⏱️ Timing

Total: 563ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.172.26.30`
NS	2	`ns2.value-domain.com, ns1.value-domain.com`
MX	1	`mail1.blacksv.com (pri: 10)`
TXT	1	`v=spf1 mx ~all`
SOA	1	`ns1.value-domain.com hostmaster.blacksv.`

📌 Glue Records Collected

Total: 5

Out-of-bailiwick: 5 (ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com...)

Analysis

Hierarchy

blacksv.com serves as the parent of mail1.blacksv.com and mx0.blacksv.com.

IP Addresses

blacksv.com has exactly one IP address — 202.172.26.30.

reversehd.com, mail.frecs.com, mail1.makuhari.net plus two other host names have IP numbers in common with blacksv.com.

Name Servers

Five name servers handle delegation for blacksv.com: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com and two others.

The name servers of blacksv.com overlap at least partially with those of other domains — among them launer.jp, e-linhua.com, ad-kit.co.jp and two more.

These name servers tend to appear together with the name servers ns4.value-domain.com, ns5.value-domain.com and ns11.value-domain.com, plus two others.

Host names resolving to a single IP address:

ns1.value-domain.com has the IP address 172.64.52.38.

ns2.value-domain.com has the IP address 172.64.53.3.

ns3.value-domain.com has the IP address 172.64.52.38.

ns4.value-domain.com has the IP address 172.64.53.3.

ns5.value-domain.com has the IP address 172.64.52.38.

Three host names point to 172.64.52.38: ns1.value-domain.com, ns3.value-domain.com and ns5.value-domain.com.

Both ns2.value-domain.com and ns4.value-domain.com resolve to 172.64.53.3 IP addresses each.

Mail Servers

blacksv.com uses one mail server — mail1.blacksv.com.

mail1.blacksv.com directs to just one IP number, 202.172.26.30.