`blackupcoffee.com`

DNSSEC	⚠️ Not signed
A	183.111.139.232^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
A	183.111.139.235^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
A	203.245.12.100^{🇰🇷 KT-NET203.245.0.0/18 contact chejumen@hitel.net if necessary contact country1@hitel.net if necessary contact express@hitel.net if necessary contact ezmate@hitel.net if necessary contact han322@hitel.net if necessary}
A	203.245.12.105^{🇰🇷 KT-NET203.245.0.0/18 contact chejumen@hitel.net if necessary contact country1@hitel.net if necessary contact express@hitel.net if necessary contact ezmate@hitel.net if necessary contact han322@hitel.net if necessary}
NS	`blackupcoffee.com` ⭐
		A	183.111.139.232^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
		A	183.111.139.235^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
		A	203.245.12.100^{🇰🇷 KT-NET203.245.0.0/18 contact chejumen@hitel.net if necessary contact country1@hitel.net if necessary contact express@hitel.net if necessary contact ezmate@hitel.net if necessary contact han322@hitel.net if necessary}
		A	203.245.12.105^{🇰🇷 KT-NET203.245.0.0/18 contact chejumen@hitel.net if necessary contact country1@hitel.net if necessary contact express@hitel.net if necessary contact ezmate@hitel.net if necessary contact han322@hitel.net if necessary}
NS	`dns1.cafe24.co.kr` ⚠️ Not in zone NS records
		A	112.175.246.228^{🇰🇷 KT-NET112.168.0.0/13}
		A	112.175.246.229^{🇰🇷 KT-NET112.168.0.0/13}
		A	175.125.93.132^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
		A	175.125.93.133^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
NS	`dns1.cafe24.com` ⚠️ Not in zone NS records
		A	112.175.246.226^{🇰🇷 KT-NET112.168.0.0/13}
		A	112.175.246.227^{🇰🇷 KT-NET112.168.0.0/13}
		A	175.125.93.130^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
		A	175.125.93.131^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
NS	`dns2.cafe24.co.kr` ⚠️ Not in zone NS records
		A	112.175.247.228^{🇰🇷 KT-NET112.168.0.0/13}
		A	112.175.247.229^{🇰🇷 KT-NET112.168.0.0/13}
		A	175.125.93.142^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
		A	175.125.93.143^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
NS	`dns2.cafe24.com` ⚠️ Not in zone NS records
		A	112.175.247.226^{🇰🇷 KT-NET112.168.0.0/13}
		A	112.175.247.227^{🇰🇷 KT-NET112.168.0.0/13}
		A	175.125.93.140^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
		A	175.125.93.141^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c09::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f26.1e100.net`
		A	192.178.155.26^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽³⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽⁴⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`google-site-verification=upwwd5DcOoS3cfRNHRcSlIGUfTEnHmpQtCEue6hfWbQ`
SOA	`blackupcoffee.com`postmaster@blackupcoffee.com serial=20140511

`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=1782110195

NS for

blackupcoffee.com

Same first word

blackupcoffee.com

DNS History

19 records (14 active, 5 former)

●NSblackupcoffee.com2015-05-28 → 2026-06-22 · 2 obs

● 2015-05-28 15:16:20
● 2026-06-22 06:39:58

●NSdns1.cafe24.co.kr2026-03-13 → 2026-06-22 · 3 obs

○ 2015-05-28 15:16:20
● 2026-03-13 02:56:18
● 2026-06-22 06:39:58

●NSdns1.cafe24.com2026-03-13 → 2026-06-22 · 3 obs

○ 2015-05-28 15:16:20
● 2026-03-13 02:56:18
● 2026-06-22 06:39:58

●NSdns2.cafe24.co.kr2026-03-13 → 2026-06-22 · 3 obs

○ 2015-05-28 15:16:20
● 2026-03-13 02:56:18
● 2026-06-22 06:39:58

●NSdns2.cafe24.com2026-03-13 → 2026-06-22 · 3 obs

○ 2015-05-28 15:16:20
● 2026-03-13 02:56:18
● 2026-06-22 06:39:58

○NSns1.cafe24.co.kr2015-05-28 → 2026-04-10 · 6 obs

● 2015-05-28 15:16:20
● 2026-03-13 02:56:18
○ 2026-03-23 23:30:58
● 2026-04-10 21:26:46
○ 2026-04-18 02:19:56
○ 2026-06-22 06:39:58

○NSns1.cafe24.com2015-05-28 → 2026-04-10 · 6 obs

● 2015-05-28 15:16:20
● 2026-03-13 02:56:18
○ 2026-03-23 23:30:58
● 2026-04-10 21:26:46
○ 2026-04-18 02:19:56
○ 2026-06-22 06:39:58

○NSns2.cafe24.co.kr2015-05-28 → 2026-04-10 · 6 obs

● 2015-05-28 15:16:20
● 2026-03-13 02:56:18
○ 2026-03-23 23:30:58
● 2026-04-10 21:26:46
○ 2026-04-18 02:19:56
○ 2026-06-22 06:39:58

○NSns2.cafe24.com2015-05-28 → 2026-04-10 · 6 obs

● 2015-05-28 15:16:20
● 2026-03-13 02:56:18
○ 2026-03-23 23:30:58
● 2026-04-10 21:26:46
○ 2026-04-18 02:19:56
○ 2026-06-22 06:39:58

●MXalt1.aspmx.l.google.com2026-03-13 → 2026-06-22 · 2 obs

● 2026-03-13 02:56:18
● 2026-06-22 06:39:58

●MXalt2.aspmx.l.google.com2026-03-13 → 2026-06-22 · 2 obs

● 2026-03-13 02:56:18
● 2026-06-22 06:39:58

●MXalt3.aspmx.l.google.com2026-03-13 → 2026-06-22 · 2 obs

● 2026-03-13 02:56:18
● 2026-06-22 06:39:58

●MXalt4.aspmx.l.google.com2026-03-13 → 2026-06-22 · 2 obs

● 2026-03-13 02:56:18
● 2026-06-22 06:39:58

●MXaspmx.l.google.com2026-03-13 → 2026-06-22 · 2 obs

● 2026-03-13 02:56:18
● 2026-06-22 06:39:58

○A112.175.85.1192015-05-28 → 2019-02-10 · 4 obs

● 2015-05-28 15:16:20
● 2019-02-10 02:29:16
○ 2026-03-13 02:56:18
○ 2026-06-22 06:39:58

●A183.111.139.2322026-03-13 → 2026-06-22 · 3 obs

○ 2019-02-10 02:29:16
● 2026-03-13 02:56:18
● 2026-06-22 06:39:58

●A183.111.139.2352026-03-13 → 2026-06-22 · 3 obs

○ 2019-02-10 02:29:16
● 2026-03-13 02:56:18
● 2026-06-22 06:39:58

●A203.245.12.1002026-03-13 → 2026-06-22 · 3 obs

○ 2019-02-10 02:29:16
● 2026-03-13 02:56:18
● 2026-06-22 06:39:58

●A203.245.12.1052026-03-13 → 2026-06-22 · 3 obs

○ 2019-02-10 02:29:16
● 2026-03-13 02:56:18
● 2026-06-22 06:39:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
blackupcoffee.com	dns1.cafe24.com, dns2.cafe24.com, dns1.cafe24.co.kr, dns2.cafe24.co.kr	8 records

✅ Authoritative Response

Server:112.175.246.229

NS records: dns1.cafe24.com, dns2.cafe24.com, dns1.cafe24.co.kr, dns2.cafe24.co.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for blackupcoffee.com (unsigned zone)

⏱️ Timing

Total: 4635ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`203.245.12.100, 183.111.139.235...`
NS	4	`ns2.cafe24.co.kr, ns2.cafe24.com...`
MX	5	`ALT3.ASPMX.L.GOOGLE.com (pri: 4), ASPMX.L.GOOGLE.com (pri: 1)...`
TXT	1	`google-site-verification=upwwd5DcOoS3cfR`
SOA	1	`blackupcoffee.com postmaster.blackupcoff`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (dns1.cafe24.com, dns1.cafe24.com, dns1.cafe24.com...)

Analysis

Name Server Role

blackupcoffee.com serves as a name server for itself — blackupcoffee.com is its own authoritative name server.

dns1.cafe24.com, dns2.cafe24.com and dns1.cafe24.co.kr frequently serve as name servers alongside blackupcoffee.com.

IP Addresses

blackupcoffee.com directs to four IP numbers, which are 183.111.139.232, 183.111.139.235, 203.245.12.100 and 203.245.12.105.

Additional host names — justmodern.co.kr, onore.co.kr, koelcia.com and two others — share IP numbers with blackupcoffee.com.

Name Servers

blackupcoffee.com is delegated to five name servers: blackupcoffee.com, dns1.cafe24.com, dns2.cafe24.com and two others.

The name servers of blackupcoffee.com overlap at least partially with those of other domains — among them momoo.co.kr, 502coffee.com, reddr.kr and two more.

These name servers commonly appear in delegations together with dns2.cafe24.co.kr, ns2.cafe24.com, ns1.cafe24.com and 4 other.

Host names resolving to four IP addresses:

blackupcoffee.com resolves to 183.111.139.232, 183.111.139.235, 203.245.12.100 and 203.245.12.105.

dns1.cafe24.com resolves to 112.175.246.226, 112.175.246.227, 175.125.93.130 and 175.125.93.131.

dns2.cafe24.com resolves to 112.175.247.226, 112.175.247.227, 175.125.93.140 and 175.125.93.141.

dns1.cafe24.co.kr resolves to 112.175.246.228, 112.175.246.229, 175.125.93.132 and 175.125.93.133.

dns2.cafe24.co.kr resolves to 112.175.247.228, 112.175.247.229, 175.125.93.142 and 175.125.93.143.

Mail Servers

Five mail servers handle blackupcoffee.com: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

blackupcoffee.com shares mail servers — at least in part — with other domains, including fluentc.io, reseauarthist.com, creativeme.com.au and two others.

These mail servers are frequently used alongside mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other.

Host names with two IP numbers:

aspmx.l.google.com resolves to 192.178.155.26 and 2607:f8b0:4004:c09::1a.

alt1.aspmx.l.google.com resolves to 108.177.123.26 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com resolves to 192.178.223.27 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com resolves to 172.253.157.27 and 2a00:1450:400c:c23::1a.