`app56yy.com`

DNSSEC	⚠️ Not signed
A	60.199.193.214^{🇹🇼 TFN-NET60.199.193.0/24 Taiwan Fixed Network}
		PTR	`60-199-193-214.static.tfn.net.tw`
NS	`dns1.f1.com.tw` ⭐ ⚠️ Not in parent delegation
		A	218.32.213.234^{🇹🇼 NCIC-TW218.32.192.0/19 New Century InfoComm Tech Co., Ltd.}
			PTR	`sp234.f1.com.tw`
NS	`dns2.f1.com.tw` ⚠️ Not in parent delegation
		A	220.228.6.17^{🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd.}
NS	`ns1.icstock.com.tw` ⚠️ Not in zone NS records
		A	218.32.213.228^{🇹🇼 NCIC-TW218.32.192.0/19 New Century InfoComm Tech Co., Ltd.}
			PTR	`sp228.f1.com.tw`
NS	`ns2.icstock.com.tw` ⚠️ Not in zone NS records
		A	218.32.210.72^{🇹🇼 NCIC-TW218.32.210.0/24 New Century InfoComm Tech Co., Ltd.}
			PTR	`sp72.f1.com.tw`
NS	`sp234.f1.com.tw` ⚠️ Not in zone NS records
		A	218.32.213.234^{🇹🇼 NCIC-TW218.32.192.0/19 New Century InfoComm Tech Co., Ltd.}
			PTR	`sp234.f1.com.tw`
MX	`app56yy.com` ⭐
		A	60.199.193.214^{🇹🇼 TFN-NET60.199.193.0/24 Taiwan Fixed Network}
			PTR	`60-199-193-214.static.tfn.net.tw`
MX	`www.app56yy.com`⁽¹⁴⁾
		A	60.199.193.214^{🇹🇼 TFN-NET60.199.193.0/24 Taiwan Fixed Network}
			PTR	`60-199-193-214.static.tfn.net.tw`
SOA	`dns1.f1.com.tw`ohgo@ms23.hinet.net 2000-11-01 #8

`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=1774371157

MX for

app56yy.com

Same first word

app56yy.com

DNS History

9 records (8 active, 1 former)

●NSdns1.f1.com.tw2017-08-15 → 2026-03-24 · 2 obs

● 2017-08-15 04:30:52
● 2026-03-24 17:06:24

●NSdns2.f1.com.tw2017-08-15 → 2026-03-24 · 2 obs

● 2017-08-15 04:30:52
● 2026-03-24 17:06:24

●NSns1.icstock.com.tw2026-03-05 → 2026-03-24 · 3 obs

○ 2017-08-15 04:30:52
● 2026-03-05 08:02:36
● 2026-03-24 17:06:24

●NSns2.icstock.com.tw2026-03-05 → 2026-03-24 · 3 obs

○ 2017-08-15 04:30:52
● 2026-03-05 08:02:36
● 2026-03-24 17:06:24

●NSsp234.f1.com.tw2026-03-05 → 2026-03-24 · 3 obs

○ 2017-08-15 04:30:52
● 2026-03-05 08:02:36
● 2026-03-24 17:06:24

●MXapp56yy.com2017-08-15 → 2026-03-24 · 2 obs

● 2017-08-15 04:30:52
● 2026-03-24 17:06:24

●MXwww.app56yy.com2017-08-15 → 2026-03-24 · 2 obs

● 2017-08-15 04:30:52
● 2026-03-24 17:06:24

○A220.228.129.182017-08-15 → 2017-08-15 · 3 obs

● 2017-08-15 04:30:52
○ 2026-03-05 08:02:36
○ 2026-03-24 17:06:24

●A60.199.193.2142026-03-05 → 2026-03-24 · 3 obs

○ 2017-08-15 04:30:52
● 2026-03-05 08:02:36
● 2026-03-24 17:06:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
app56yy.com	ns1.icstock.com.tw, ns2.icstock.com.tw, sp234.f1.com.tw	-

✅ Authoritative Response

Server:218.32.213.228

NS records: ns1.icstock.com.tw, ns2.icstock.com.tw, sp234.f1.com.tw

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for app56yy.com (unsigned zone)

⏱️ Timing

Total: 2029ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`60.199.193.214`
NS	2	`dns1.f1.com.tw, dns2.f1.com.tw`
MX	2	`app56yy.com (pri: 10), www.app56yy.com (pri: 14)`
SOA	1	`dns1.f1.com.tw ohgo.ms23.hinet.net`

Analysis

Mail Server Role

app56yy.com serves as the mail server for app56yy.com.

www.app56yy.com is commonly used as a mail server with app56yy.com.

IP Addresses

app56yy.com points to IP number 60.199.193.214.

For instance, other host names www.hh63t.com, hcutev.com, hsy67.com, www.hcutev.com and www.opop2.com share IP numbers with app56yy.com.

Name Servers

app56yy.com is delegated to five name servers: dns1.f1.com.tw, dns2.f1.com.tw, sp234.f1.com.tw, ns1.icstock.com.tw and ns2.icstock.com.tw.

app56yy.com shares name servers with other domains at least partially, for example rdlog.com, (0x736578)y517.com, dudu275.com, f756w.com and avpp2.com.