`byliu.com`

DNSSEC	⚠️ Not signed
NS	`ns1.bdm.microsoftonline.com` ⭐
		A	2603:1061:0:700::d0^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
		A	13.107.236.208^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
NS	`ns2.bdm.microsoftonline.com`
		A	2620:1ec:8ec:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
		A	150.171.21.208^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
NS	`ns3.bdm.microsoftonline.com` ⚠️ Not in parent delegation
		A	2a01:111:4000:700::d0^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-208.azure-dns.org`
		A	204.14.183.208^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-208.azure-dns.org`
NS	`ns4.bdm.microsoftonline.com` ⚠️ Not in parent delegation
		A	2620:1ec:bda:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
		A	208.84.5.208^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
MX	`byliu-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc0b::^{🇹🇼 Microsoft2a01:111:f000::/36}
			PTR	`mail-tp0p295cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:cc0b::1^{🇹🇼 Microsoft2a01:111:f000::/36}
			PTR	`mail-tpzp295cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:cc15::^{🇹🇼 Microsoft2a01:111:f000::/36}
			PTR	`mail-tpyp295cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:cc15::1^{🇹🇼 Microsoft2a01:111:f000::/36}
			PTR	`mail-tp3p295cu00101.inbound.protection.outlook.com`
		A	52.101.109.0^{🇹🇼 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tp0p295cu00500.inbound.protection.outlook.com`
		A	52.101.109.1^{🇹🇼 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tpzp295cu00101.inbound.protection.outlook.com`
		A	52.101.119.0^{🇹🇼 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tpyp295cu00500.inbound.protection.outlook.com`
		A	52.101.119.1^{🇹🇼 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tp3p295cu00101.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`mscid=OOwfULDGE74QZYf4kCVBelAe5dC/MKPkxoAU46kB/AsIWeA5lpL6r8lBWWYL+pAHddGlJ71...`
SOA	`ns1.bdm.microsoftonline.com`azuredns-hostmaster@microsoft.com serial=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=1785062102

Same first word

byliu.com

Similar names

libuy.cn

bliyu.com

buyil.org

buily.pl

ubily.com

yulib.com

ibuyl.com

biyul.com

yubil.ru

ilbuy.org

lyibu.com

libuy.com.cn

byuli.com

liuyb.com

bulyi.com

bilyu.com

libuy.cl

buyli.store

lyubi.com

buyil.com

lyibu.net

yubli.com

bylui.com

lyubi.ru

buyli.com

liuby.com

DNS History

23 records (5 active, 18 former)

●NSns1.bdm.microsoftonline.com2026-07-13 → 2026-07-26 · 3 obs

○ 2019-12-21 14:14:34
● 2026-07-13 23:08:30
● 2026-07-26 10:39:44

○NSns1.namebrightdns.com2015-11-24 → 2017-02-06 · 7 obs

○ 2015-08-02 08:47:16
● 2015-11-24 15:09:04
● 2016-02-25 16:01:10
○ 2016-06-17 20:25:10
● 2017-02-06 06:25:36
○ 2019-12-21 14:14:34
○ 2026-07-26 10:39:44

●NSns2.bdm.microsoftonline.com2026-07-13 → 2026-07-26 · 3 obs

○ 2019-12-21 14:14:34
● 2026-07-13 23:08:30
● 2026-07-26 10:39:44

○NSns2.namebrightdns.com2017-02-06 → 2017-02-06 · 4 obs

○ 2016-06-17 20:25:10
● 2017-02-06 06:25:36
○ 2019-12-21 14:14:34
○ 2026-07-26 10:39:44

●NSns3.bdm.microsoftonline.com2026-07-13 → 2026-07-26 · 3 obs

○ 2019-12-21 14:14:34
● 2026-07-13 23:08:30
● 2026-07-26 10:39:44

●NSns4.bdm.microsoftonline.com2026-07-13 → 2026-07-26 · 3 obs

○ 2019-12-21 14:14:34
● 2026-07-13 23:08:30
● 2026-07-26 10:39:44

○NSnsg1.namebrightdns.com2015-08-02 → 2019-12-21 · 7 obs

● 2015-08-02 08:47:16
○ 2015-11-24 15:09:04
● 2016-06-17 20:25:10
○ 2017-02-06 06:25:36
● 2019-12-21 14:14:34
○ 2026-07-13 23:08:30
○ 2026-07-26 10:39:44

○NSnsg2.namebrightdns.com2015-08-02 → 2019-12-21 · 6 obs

● 2015-08-02 08:47:16
● 2016-06-17 20:25:10
○ 2017-02-06 06:25:36
● 2019-12-21 14:14:34
○ 2026-07-13 23:08:30
○ 2026-07-26 10:39:44

○MXanmail.namebrightmail.com2015-08-02 → 2015-08-02 · 3 obs

● 2015-08-02 08:47:16
○ 2015-11-24 15:09:04
○ 2026-07-26 10:39:44

●MXbyliu-com.mail.protection.outlook.com2026-07-13 → 2026-07-26 · 3 obs

○ 2015-11-24 15:09:04
● 2026-07-13 23:08:30
● 2026-07-26 10:39:44

○A107.23.42.502016-02-25 → 2016-02-25 · 4 obs

○ 2015-11-24 15:09:04
● 2016-02-25 16:01:10
○ 2016-06-17 20:25:10
○ 2026-07-26 10:39:44

○A52.2.15.202015-08-02 → 2015-08-02 · 3 obs

● 2015-08-02 08:47:16
○ 2017-02-06 06:25:36
○ 2026-07-26 10:39:44

○A52.200.243.1232016-06-17 → 2016-06-17 · 4 obs

○ 2016-02-25 16:01:10
● 2016-06-17 20:25:10
○ 2017-02-06 06:25:36
○ 2026-07-26 10:39:44

○A52.73.136.1402016-02-25 → 2016-02-25 · 4 obs

○ 2015-11-24 15:09:04
● 2016-02-25 16:01:10
○ 2016-06-17 20:25:10
○ 2026-07-26 10:39:44

○A54.152.144.2432016-06-17 → 2016-06-17 · 4 obs

○ 2016-02-25 16:01:10
● 2016-06-17 20:25:10
○ 2017-02-06 06:25:36
○ 2026-07-26 10:39:44

○A54.165.76.662015-08-02 → 2015-08-02 · 3 obs

● 2015-08-02 08:47:16
○ 2017-02-06 06:25:36
○ 2026-07-26 10:39:44

○A54.174.31.2542015-11-24 → 2015-11-24 · 4 obs

○ 2015-08-02 08:47:16
● 2015-11-24 15:09:04
○ 2016-02-25 16:01:10
○ 2026-07-26 10:39:44

○A54.208.74.2152015-11-24 → 2015-11-24 · 4 obs

○ 2015-08-02 08:47:16
● 2015-11-24 15:09:04
○ 2016-02-25 16:01:10
○ 2026-07-26 10:39:44

○A54.88.107.1402017-02-06 → 2017-02-06 · 4 obs

○ 2016-06-17 20:25:10
● 2017-02-06 06:25:36
○ 2019-12-21 14:14:34
○ 2026-07-26 10:39:44

○A54.88.133.922017-02-06 → 2017-02-06 · 4 obs

○ 2016-06-17 20:25:10
● 2017-02-06 06:25:36
○ 2019-12-21 14:14:34
○ 2026-07-26 10:39:44

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-08-02 → 2016-06-17 · 4 obs

● 2015-08-02 08:47:16
● 2016-06-17 20:25:10
○ 2017-02-06 06:25:36
○ 2026-07-26 10:39:44

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-02-06 → 2017-02-06 · 4 obs

○ 2016-06-17 20:25:10
● 2017-02-06 06:25:36
○ 2019-12-21 14:14:34
○ 2026-07-26 10:39:44

○CNAMEhdredirect-lb5-1afb6e2973825a56.elb.us-east-1.amazonaws.com2019-12-21 → 2019-12-21 · 4 obs

○ 2017-02-06 06:25:36
● 2019-12-21 14:14:34
○ 2026-07-13 23:08:30
○ 2026-07-26 10:39:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net...	-
byliu.com	ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com	4 records

✅ Authoritative Response

Server:150.171.21.208

NS records: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for byliu.com (unsigned zone)

⏱️ Timing

Total: 157ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...`
MX	1	`byliu-com.mail.protection.outlook.com (p`
TXT	2	`v=spf1 include:spf.protection.outlook.co, mscid=OOwfULDGE74QZYf4kCVBelAe5dC/MKPkxo`
SOA	1	`ns1.bdm.microsoftonline.com azuredns-hos`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...)

Analysis

Name Servers

Four name servers handle the delegation for byliu.com: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.

byliu.com has at least partial name server overlap with other domains, such as cmemsc.org, sonotronic.de, airaadvisory.co.th and two others.

These name servers tend to appear together with the name servers ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.

ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com all point to exactly two IP numbers each: ns1.bdm.microsoftonline.com → 13.107.236.208 and 2603:1061:0:700::d0; ns2.bdm.microsoftonline.com → 150.171.21.208 and 2620:1ec:8ec:700::d0; ns3.bdm.microsoftonline.com → 204.14.183.208 and 2a01:111:4000:700::d0; ns4.bdm.microsoftonline.com → 208.84.5.208 and 2620:1ec:bda:700::d0.

Mail Servers

byliu.com uses one mail server — byliu-com.mail.protection.outlook.com.

byliu-com.mail.protection.outlook.com has 8 IP addresses: 52.101.109.0, 52.101.109.1, 52.101.119.0 plus 5 more.

byliu.com - robtex.com

byliu.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Name Servers

Mail Servers

`byliu.com`

`com`