`tigercoal.com`

DNSSEC	⚠️ Not signed
A	103.229.73.213^{🇮🇩 EXBCOID-AS-AP103.229.73.0/24 PT. EXABYTES NETWORK INDONESIA Cyber 2 Tower, 30th Floor, JL .HR Rasuna Said X5 No.13}
		PTR	`slamet.maintenis.com`
NS	`dns1.masterweb.com` ⭐ ⚠️ Not in parent delegation
		A	103.82.241.56^{🇮🇩 EXBCOID-AS-AP103.82.240.0/22 PT. EXABYTES NETWORK INDONESIA Cyber 2 Tower, 30th Floor, JL .HR Rasuna Said X5 No.13}
			PTR	`dns1.masterweb.com`
NS	`dns1.masterwebnet.com` ⚠️ Not in zone NS records
		A	103.82.241.56^{🇮🇩 EXBCOID-AS-AP103.82.240.0/22 PT. EXABYTES NETWORK INDONESIA Cyber 2 Tower, 30th Floor, JL .HR Rasuna Said X5 No.13}
			PTR	`dns1.masterweb.com`
NS	`dns2.masterweb.net` ⚠️ Not in parent delegation
		A	43.229.84.112^{🇸🇬 EXABYTES-AS-AP43.229.84.0/22 Exabytes Network (Singapore) Pte. Ltd. 140 Paya Lebar 08-02 AZ Paya Lebar}
			PTR	`dns2new.masterweb.com`
NS	`dns2.masterwebnet.com` ⚠️ Not in zone NS records
		A	43.229.84.112^{🇸🇬 EXABYTES-AS-AP43.229.84.0/22 Exabytes Network (Singapore) Pte. Ltd. 140 Paya Lebar 08-02 AZ Paya Lebar}
			PTR	`dns2new.masterweb.com`
NS	`dns3.masterwebnet.com`
		A	110.4.47.109^{🇲🇾 EXABYTES-AS-AP110.4.47.0/24 Exa Bytes Network Sdn.Bhd. 1-18-8 Suntech Penang Cybercity Lintang Mayang Pasir 3}
			PTR	`dns3.masterweb.com`
NS	`dns4.masterweb.net` ⚠️ Not in parent delegation
		A	103.18.245.88^{🇲🇾 EXABYTES-AS-AP103.18.244.0/22 Exabytes Ecommerce Sdn.Bhd. 1-18-8 Suntech Penang Cybercity Lintang Mayang Pasir 1}
			PTR	`dns4.masterweb.com`
NS	`dns4.masterwebnet.com.20120417120935.deleted.gkg.net` ⚠️ Not in zone NS records
		A	203.130.198.35^{🇮🇩 Telkomnet-AS-AP203.130.192.0/19 Telekomunikasi Indonesia (PT) PT Telkom - Divisi Infratel Gedung STO Gambir LT 3 Sub Divisi Resource Management & Operation Jalan Merdeka Selatan No .12}
MX	`mail.tigercoal.com` ⭐
		A	103.229.73.213^{🇮🇩 EXBCOID-AS-AP103.229.73.0/24 PT. EXABYTES NETWORK INDONESIA Cyber 2 Tower, 30th Floor, JL .HR Rasuna Said X5 No.13}
			PTR	`slamet.maintenis.com`
TXT	`v=spf1 a mx ip4:49.50.8.205 ip4:103.25.223.0/24 include:_spf.google.com inclu...`
SOA	`dns1.masterweb.com`hostmaster@masterweb.net 2022-11-18 #1

`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=1771291435

Previously NS for

tigercoal.com

Subdomains

mail.tigercoal.com

Same first word

tigercoal.com

Similar names

DNS History

12 records (9 active, 3 former)

●NSdns1.masterweb.com2026-02-26 → 2026-03-24 · 3 obs

○ 2017-09-03 14:24:54
● 2026-02-26 21:11:26
● 2026-03-24 10:53:22

●NSdns1.masterwebnet.com2008-03-18 → 2026-03-24 · 2 obs

● 2008-03-18 22:16:32
● 2026-03-24 10:53:22

●NSdns2.masterweb.net2026-02-26 → 2026-03-24 · 3 obs

○ 2017-09-03 14:24:54
● 2026-02-26 21:11:26
● 2026-03-24 10:53:22

●NSdns2.masterwebnet.com2008-03-18 → 2026-03-24 · 2 obs

● 2008-03-18 22:16:32
● 2026-03-24 10:53:22

●NSdns3.masterwebnet.com2008-03-18 → 2026-03-24 · 2 obs

● 2008-03-18 22:16:32
● 2026-03-24 10:53:22

●NSdns4.masterweb.net2026-02-26 → 2026-03-24 · 3 obs

○ 2017-09-03 14:24:54
● 2026-02-26 21:11:26
● 2026-03-24 10:53:22

○NSdns4.masterwebnet.com2008-03-18 → 2017-09-03 · 4 obs

● 2008-03-18 22:16:32
● 2017-09-03 14:24:54
○ 2026-02-26 21:11:26
○ 2026-03-24 10:53:22

●NSdns4.masterwebnet.com.20120417120935.deleted.gkg.net2026-02-26 → 2026-03-24 · 3 obs

○ 2017-09-03 14:24:54
● 2026-02-26 21:11:26
● 2026-03-24 10:53:22

○NStigercoal.com2015-04-29 → 2017-09-03 · 5 obs

○ 2008-03-18 22:16:32
● 2015-04-29 16:46:00
● 2017-09-03 14:24:54
○ 2026-02-26 21:11:26
○ 2026-03-24 10:53:22

●MXmail.tigercoal.com2015-04-29 → 2026-03-24 · 3 obs

○ 2008-03-18 22:16:32
● 2015-04-29 16:46:00
● 2026-03-24 10:53:22

●A103.229.73.2132026-02-26 → 2026-03-24 · 3 obs

○ 2017-09-03 14:24:54
● 2026-02-26 21:11:26
● 2026-03-24 10:53:22

○A49.50.8.2052015-04-29 → 2017-09-03 · 5 obs

○ 2008-03-18 22:16:32
● 2015-04-29 16:46:00
● 2017-09-03 14:24:54
○ 2026-02-26 21:11:26
○ 2026-03-24 10:53:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net...	-
tigercoal.com	dns1.masterwebnet.com, dns3.masterwebnet.com, dns4.masterwebnet.com.20120417120935.deleted.gkg.net, dns2.masterwebnet.com	3 records

✅ Authoritative Response

Server:103.82.241.56

NS records: dns1.masterwebnet.com, dns3.masterwebnet.com, dns4.masterwebnet.com.20120417120935.deleted.gkg.net, dns2.masterwebnet.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tigercoal.com (unsigned zone)

⏱️ Timing

Total: 4961ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.229.73.213`
NS	4	`dns2.masterweb.net, dns4.masterweb.net...`
MX	1	`mail.tigercoal.com (pri: 10)`
TXT	1	`v=spf1 a mx ip4:49.50.8.205 ip4:103.25.2`
SOA	1	`dns1.masterweb.com hostmaster.masterweb.`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (dns1.masterwebnet.com, dns3.masterwebnet.com, dns2.masterwebnet.com)

Analysis

Hierarchy

The parent of mail.tigercoal.com is tigercoal.com.

IP Addresses

tigercoal.com points to IP number: 103.229.73.213.

Other host names such as mail.studiojakarta.com, mail.adsresearch.com, mail.gigateknologi.co.id, sinergisukses.net and nsjkt1.indigo.co.id share IPs with tigercoal.com.

Name Servers

tigercoal.com is delegated to seven name servers: dns1.masterweb.com, dns1.masterwebnet.com, dns2.masterwebnet.com, dns3.masterwebnet.com, dns2.masterweb.net, dns4.masterweb.net and dns4.masterwebnet.com.20120417120935.deleted.gkg.net.

tigercoal.com at least partially shares name servers with other domains, for instance tasonholding.com, cletsa.org, istanabec.com, xilemandarin.com and 3s-realty.com.