`sof.edu`

DNSSEC	⚠️ Not signed
A	104.16.158.133^{Cloudflare104.16.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
A	104.16.159.133^{Cloudflare104.16.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
A	104.18.189.233^{Cloudflare104.18.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
A	104.18.190.233^{Cloudflare104.18.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns20.digicertdns.com` ⭐
		A	2600:1800:10::1:1f^{🇺🇸 Tiggee2600:1800:10::/48 DNS Made Easy anycast network}
			PTR	`ns20.digicertdns.com`
		A	208.94.148.223^{🇺🇸 Tiggee208.94.148.0/24 DNS Made Easy anycast network}
			PTR	`ns20.digicertdns.com`
NS	`ns1.edlio.com`
		A	208.94.148.4^{🇺🇸 Tiggee208.94.148.0/24 DNS Made Easy anycast network}
			PTR	`ns10.dnsmadeeasy.com`
NS	`ns2.edlio.com`
		A	208.80.124.4^{🇺🇸 Tiggee208.80.124.0/24 DNS Made Easy anycast network}
			PTR	`ns11.dnsmadeeasy.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c07::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f26.1e100.net`
		A	142.251.167.26^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f26.1e100.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::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`⁽¹⁰⁾
		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`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.google.com include:send.edlio.com ~all`
SOA	`ns20.digicertdns.com`dns@digicertdns.com 2009-01-01 #2

`edu`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.edu-servers.net` ⭐
	NS	`b.edu-servers.net`
	NS	`c.edu-servers.net`
	NS	`d.edu-servers.net`
	NS	`e.edu-servers.net`
	NS	`f.edu-servers.net`
	NS	`g.edu-servers.net`
	NS	`h.edu-servers.net`
	NS	`i.edu-servers.net`
	NS	`j.edu-servers.net`
	NS	`k.edu-servers.net`
	NS	`l.edu-servers.net`
	NS	`m.edu-servers.net`
	SOA	`a.edu-servers.net`nstld@verisign-grs.com serial=1783153011

WOT: SAFE (61/100)

Same first word

sof.us

sof.center

sof.beauty

sof.edu.vn

sof.ee

sof.com.br

sof.web.id

sof.org.nz

sof.gr

sof.org.br

sof.mobi

sof.nu

sof.in

sof.info

sof.sg

sof.rs

sof.ca

sof.mx

sof.com.vn

sof.dance

sof.edu

sof.ch

sof.sk

sof.ru

sof.az

sof.cl

sof.news

sof.to

sof.one

sof.de

sof.su

sof.org.in

sof.se

sof.it

sof.pl

sof.bet

sof.co.in

sof.com

sof.net

sof.photos

sof.co

sof.com.pl

sof.me

sof.vn

sof.edu.pl

sof.altervista.org

sof.at

sof.bg

sof.net.cn

sof.lt

sof.be

sof.fr

sof.dk

sof.cn

sof.co.id

sof.si

sof.fi

sof.es

sof.tv

Similar names

fso.com.cn

sfo.co

osf.pe

fso.be

sfo.su

fso.it

sfo.se

osf.am

fso.ovh

fso.vg

ofs.be

ofs.qa

fos.com

fos.es

ofs.cz

sfo.mobi

fos.ngo

fos.art.br

sfo.tw

fos.dk

sfo.mx

osf.digital

ofs.org.ar

fos.com.ar

fos.in

osf.nl

sfo.biz

osf.ro

ofs.ro

fos.com.tw

fos.world

sfo.kz

fos.ie

osf.kr

fos.lt

fso.pl

fos.net

ofs.co.il

ofs.org.co

ofs.dk

fos.fi

ofs.cc

ofs.mo.it

sfo.us

ofs.in

sfo.ws

fso.co.ir

sfo.in

ofs.sh.cn

fos.com.my

sfo.cl

osf.es

ofs.kr

osf.to

sfo.net.cn

sfo.gov.ru

fso.se

osf.no

osf.nu

fos.uk.com

sfo.gotdns.com

ofs.hu

sfo.org

fso.biz

sfo.co.il

fos.edu.om

fos.eu

osf.care

fso.pt

ofs.su

ofs.equipment

fos.company

ofs.es

fos.sg

fos.com.au

osf.ie

sfo.me

osf.se

osf.cz

fos.ro

osf.or.jp

osf.lt

ofs.nu

fos.hu

fos.gg

osf.jobs

sfo.de

ofs.info

osf.org.za

fos.org.il

ofs.org.my

fso.us

ofs.org.br

sfo.ru

osf.ink

sfo.ch

osf.pt

sfo.no

sfo.gov

osf.org.ua

sfo.at

fso.eu

fso.no

sfo.com.br

fos.org

fos.ink

sfo.gov.uk

fos.co.uk

fos.org.uk

DNS History

26 records (12 active, 14 former)

○NSlisa.ns.cloudflare.com2015-06-01 → 2021-09-20 · 4 obs

● 2015-06-01 02:43:48
● 2021-09-20 22:23:18
○ 2026-02-14 21:58:58
○ 2026-07-04 08:22:42

○NSnorm.ns.cloudflare.com2015-06-01 → 2021-09-20 · 4 obs

● 2015-06-01 02:43:48
● 2021-09-20 22:23:18
○ 2026-02-14 21:58:58
○ 2026-07-04 08:22:42

●NSns1.edlio.com2026-02-14 → 2026-07-04 · 3 obs

○ 2021-09-20 22:23:18
● 2026-02-14 21:58:58
● 2026-07-04 08:22:42

●NSns2.edlio.com2026-02-14 → 2026-07-04 · 3 obs

○ 2021-09-20 22:23:18
● 2026-02-14 21:58:58
● 2026-07-04 08:22:42

●NSns20.digicertdns.com2026-02-14 → 2026-07-04 · 3 obs

○ 2021-09-20 22:23:18
● 2026-02-14 21:58:58
● 2026-07-04 08:22:42

●MXalt1.aspmx.l.google.com2015-06-01 → 2026-07-04 · 2 obs

● 2015-06-01 02:43:48
● 2026-07-04 08:22:42

●MXalt2.aspmx.l.google.com2015-06-01 → 2026-07-04 · 2 obs

● 2015-06-01 02:43:48
● 2026-07-04 08:22:42

●MXalt3.aspmx.l.google.com2026-02-14 → 2026-07-04 · 3 obs

○ 2021-09-20 22:23:18
● 2026-02-14 21:58:58
● 2026-07-04 08:22:42

●MXalt4.aspmx.l.google.com2026-02-14 → 2026-07-04 · 3 obs

○ 2021-09-20 22:23:18
● 2026-02-14 21:58:58
● 2026-07-04 08:22:42

●MXaspmx.l.google.com2015-06-01 → 2026-07-04 · 2 obs

● 2015-06-01 02:43:48
● 2026-07-04 08:22:42

○MXaspmx2.googlemail.com2015-06-01 → 2021-09-20 · 4 obs

● 2015-06-01 02:43:48
● 2021-09-20 22:23:18
○ 2026-02-14 21:58:58
○ 2026-07-04 08:22:42

○MXaspmx3.googlemail.com2015-06-01 → 2021-09-20 · 4 obs

● 2015-06-01 02:43:48
● 2021-09-20 22:23:18
○ 2026-02-14 21:58:58
○ 2026-07-04 08:22:42

○MXaspmx4.googlemail.com2015-06-01 → 2021-09-20 · 4 obs

● 2015-06-01 02:43:48
● 2021-09-20 22:23:18
○ 2026-02-14 21:58:58
○ 2026-07-04 08:22:42

○MXaspmx5.googlemail.com2015-06-01 → 2021-09-20 · 4 obs

● 2015-06-01 02:43:48
● 2021-09-20 22:23:18
○ 2026-02-14 21:58:58
○ 2026-07-04 08:22:42

●A104.16.158.1332026-02-14 → 2026-07-04 · 3 obs

○ 2021-09-20 22:23:18
● 2026-02-14 21:58:58
● 2026-07-04 08:22:42

●A104.16.159.1332026-02-14 → 2026-07-04 · 3 obs

○ 2021-09-20 22:23:18
● 2026-02-14 21:58:58
● 2026-07-04 08:22:42

●A104.18.189.2332026-02-14 → 2026-07-04 · 3 obs

○ 2021-09-20 22:23:18
● 2026-02-14 21:58:58
● 2026-07-04 08:22:42

●A104.18.190.2332026-02-14 → 2026-07-04 · 3 obs

○ 2021-09-20 22:23:18
● 2026-02-14 21:58:58
● 2026-07-04 08:22:42

○A104.21.3.1462021-09-20 → 2021-09-20 · 4 obs

○ 2017-01-22 06:26:28
● 2021-09-20 22:23:18
○ 2026-02-14 21:58:58
○ 2026-07-04 08:22:42

○A104.28.26.452015-06-01 → 2017-01-22 · 4 obs

● 2015-06-01 02:43:48
● 2017-01-22 06:26:28
○ 2021-09-20 22:23:18
○ 2026-07-04 08:22:42

○A104.28.27.452015-06-01 → 2017-01-22 · 4 obs

● 2015-06-01 02:43:48
● 2017-01-22 06:26:28
○ 2021-09-20 22:23:18
○ 2026-07-04 08:22:42

○A172.67.130.2112021-09-20 → 2021-09-20 · 4 obs

○ 2017-01-22 06:26:28
● 2021-09-20 22:23:18
○ 2026-02-14 21:58:58
○ 2026-07-04 08:22:42

○A2400:cb00:2048:1::681c:1a2d2015-06-01 → 2017-01-22 · 4 obs

● 2015-06-01 02:43:48
● 2017-01-22 06:26:28
○ 2021-09-20 22:23:18
○ 2026-07-04 08:22:42

○A2400:cb00:2048:1::681c:1b2d2015-06-01 → 2017-01-22 · 4 obs

● 2015-06-01 02:43:48
● 2017-01-22 06:26:28
○ 2021-09-20 22:23:18
○ 2026-07-04 08:22:42

○A2606:4700:3030::6815:3922021-09-20 → 2021-09-20 · 4 obs

○ 2017-01-22 06:26:28
● 2021-09-20 22:23:18
○ 2026-02-14 21:58:58
○ 2026-07-04 08:22:42

○A2606:4700:3034::ac43:82d32021-09-20 → 2021-09-20 · 4 obs

○ 2017-01-22 06:26:28
● 2021-09-20 22:23:18
○ 2026-02-14 21:58:58
○ 2026-07-04 08:22:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
edu	a.edu-servers.net, b.edu-servers.net, c.edu-servers.net, d.edu-servers.net...	-
sof.edu	ns1.edlio.com, ns2.edlio.com	-

✅ Authoritative Response

Server:208.80.124.4

NS records: ns1.edlio.com, ns2.edlio.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sof.edu (unsigned zone)

⏱️ Timing

Total: 414ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`104.16.159.133, 104.16.158.133...`
NS	2	`ns1.edlio.com, ns2.edlio.com`
MX	5	`aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)...`
TXT	1	`v=spf1 include:_spf.google.com include:s`
SOA	1	`ns20.digicertdns.com dns.digicertdns.com`

Analysis

IP Addresses

sof.edu has four IP addresses: 104.16.158.133, 104.16.159.133, 104.18.189.233 and 104.18.190.233.

Additional host names — westernsd.mb.ca, leverettschapelisd.net, bethlehemhigh.org and two others — share IP numbers with sof.edu.

Name Servers

sof.edu carries NS records delegating to ns20.digicertdns.com, ns1.edlio.com and ns2.edlio.com.

sof.edu has at least partial name server overlap with other domains, such as markreeves.net, gomp.tv, mafdra.com and two others.

ns10.dnsmadeeasy.com, ns11.dnsmadeeasy.com and ns12.dnsmadeeasy.com — plus 7 other name servers — are commonly paired with these name servers.

Host names with two IP numbers:

ns20.digicertdns.com resolves to two addresses: 208.94.148.223 and 2600:1800:10::1:1f.

Host names pointing to a single IP address:

The hostname ns1.edlio.com resolves to 208.94.148.4.

The hostname ns2.edlio.com resolves to 208.80.124.4.

Mail Servers

Mail for sof.edu is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

sof.edu shares mail servers — at least in part — with other domains, including ns500671.ns500742.ns500754.ns500671.ns500754.ns500731.ns500705.ns500704.ns500678.ns500291.ns500671.ns500671.ns500666.tenderladiesbz.com, ns500698.ns500758.ns500758.ns500736.ns500735.ns500698.ns500735.ns500736.ns500735.ns500735.ns500708.ns500698.ns500576.ns500619.ns500619.trackreceptor.com, dentabyte.co.uk and two others.

These mail servers are frequently paired with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names with two IP numbers:

aspmx.l.google.com resolves to two addresses: 142.251.167.26 and 2607:f8b0:4004:c07::1a.

alt1.aspmx.l.google.com resolves to two addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1b.

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

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

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

sof.edu - robtex.com

sof.edu

edu

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`sof.edu`

`edu`