`seriouslyaddictivemaths.com.ph`

DNSSEC	⚠️ Not signed
A	103.7.9.45^{🇸🇬 EXABYTES-AS-AP103.7.8.0/22 Exabytes Network (Singapore) Pte. Ltd. 140 Paya Lebar 08-02 AZ Paya Lebar}
		PTR	`c122.sgcloudhosting.com`
NS	`pridns.biz-era.net` ⭐
		A	52.187.55.125^{🇸🇬 Microsoft52.160.0.0/11 MICROSOFT}
NS	`secdns.biz-era.net`
		A	13.76.157.51^{🇸🇬 Microsoft13.64.0.0/11 MICROSOFT}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	142.251.167.27^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`google-site-verification=JwdpR2tZADLhK-Zb6BtswNNAHZokv4d3m9_24_fkO3I`
SOA	`pridns.biz-era.net`colin@biz-era.net 2021-10-19 #0

`com.ph`

	DNSSEC	⚠️ Not signed
	NS	`ph-tld-ns.dot.ph` ⭐
	NS	`1.ns.ph` ⚠️ Not in parent delegation
	NS	`ns2.cuhk.edu.hk` ⚠️ Not in parent delegation
	NS	`ns4.apnic.net` ⚠️ Not in parent delegation
	NS	`ph.communitydns.net` ⚠️ Not in parent delegation
	SOA	`ph-tld-ns.dot.ph`sysadmin@domains.ph 2026-07-22 #17

WOT: SAFE (8/100)

Subdomains

www.seriouslyaddictivemaths.com.ph

Same first word

seriouslyaddictivemaths.com.my

seriouslyaddictivemaths.com.sg

seriouslyaddictivemaths.com.ph

seriouslyaddictivemaths.ca

DNS History

9 records (8 active, 1 former)

●NSpridns.biz-era.net2019-01-01 → 2026-07-22 · 2 obs

● 2019-01-01 07:33:10
● 2026-07-22 10:28:58

●NSsecdns.biz-era.net2019-01-01 → 2026-07-22 · 2 obs

● 2019-01-01 07:33:10
● 2026-07-22 10:28:58

●MXalt1.aspmx.l.google.com2019-01-01 → 2026-07-22 · 2 obs

● 2019-01-01 07:33:10
● 2026-07-22 10:28:58

●MXalt2.aspmx.l.google.com2019-01-01 → 2026-07-22 · 2 obs

● 2019-01-01 07:33:10
● 2026-07-22 10:28:58

●MXalt3.aspmx.l.google.com2019-01-01 → 2026-07-22 · 2 obs

● 2019-01-01 07:33:10
● 2026-07-22 10:28:58

●MXalt4.aspmx.l.google.com2019-01-01 → 2026-07-22 · 2 obs

● 2019-01-01 07:33:10
● 2026-07-22 10:28:58

●MXaspmx.l.google.com2019-01-01 → 2026-07-22 · 2 obs

● 2019-01-01 07:33:10
● 2026-07-22 10:28:58

○A103.7.8.2352019-01-01 → 2019-01-01 · 3 obs

● 2019-01-01 07:33:10
○ 2026-06-25 12:46:56
○ 2026-07-22 10:28:58

●A103.7.9.452026-06-25 → 2026-07-22 · 3 obs

○ 2019-01-01 07:33:10
● 2026-06-25 12:46:56
● 2026-07-22 10:28:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ph	ns4.apnic.net, 1.ns.ph, ph.communitydns.net, ns2.cuhk.edu.hk	8 records
seriouslyaddictivemaths.com.ph	pridns.biz-era.net, secdns.biz-era.net	-

✅ Authoritative Response

Server:52.187.55.125

NS records: pridns.biz-era.net, secdns.biz-era.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for seriouslyaddictivemaths.com.ph (unsigned zone)

⏱️ Timing

Total: 1728ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.7.9.45`
NS	2	`secdns.biz-era.net, pridns.biz-era.net`
MX	5	`alt1.aspmx.l.google.com (pri: 5), alt4.aspmx.l.google.com (pri: 10)...`
TXT	1	`google-site-verification=JwdpR2tZADLhK-Z`
SOA	1	`pridns.biz-era.net colin.biz-era.net`

📌 Glue Records Collected

Total: 8

In-bailiwick: 2 (1.ns.ph, 1.ns.ph)

Out-of-bailiwick: 6 (ns4.apnic.net, ns2.cuhk.edu.hk, ph.communitydns.net...)

Analysis

Hierarchy

seriouslyaddictivemaths.com.ph is a parent domain of www.seriouslyaddictivemaths.com.ph.

IP Addresses

seriouslyaddictivemaths.com.ph directs to one IP number, which is 103.7.9.45.

Among the host names that share IP numbers with seriouslyaddictivemaths.com.ph are webscape.com.sg, touchstone.com.sg, mx.respac.com and two others.

Name Servers

Two name servers handle the delegation for seriouslyaddictivemaths.com.ph: pridns.biz-era.net and secdns.biz-era.net.

seriouslyaddictivemaths.com.ph has the same name server delegation as a number of other domains, such as itb-asia.com, dchl.com.sg, smarthealthasia.com and two more.

seriouslyaddictivemaths.com.ph shares at least some of its name servers with other domains, including transcenden.com, honsengroup.com, vdc.bz and two others.

These name servers are frequently paired with the name servers pridns.be.com.sg, secdns.be.com.sg and dns1.bizeradomain.net.

pridns.biz-era.net and secdns.biz-era.net each resolve to one IP number: pridns.biz-era.net points to 52.187.55.125 and secdns.biz-era.net points to 13.76.157.51.