`refsum.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:4ae:c605:dd5d:b838:5816:d7fb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:4ae:c606:78d4:4260:db4e:aeee^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	13.223.25.84^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
A	54.243.117.197^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:165d:d9b5:87c0:94e0^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:7107:667d:570b:171e^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:36f4:3cd1:55dc:15^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.208.27.76^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-208-27-76.compute-1.amazonaws.com`
		A	13.222.185.86^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-222-185-86.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:29f5:9f2d:323d:944b^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:6050:8493:87b1:d4a9^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:2eeb:def5:98eb:a7b7^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:3180:570e:1a09:8e12^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:5775:a328:2f59:17b7^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	18.232.132.132^{🇺🇸 Amazon18.232.0.0/14 EC2 IAD prefix}
			PTR	`ec2-18-232-132-132.compute-1.amazonaws.com`
		A	34.207.55.42^{🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix}
			PTR	`ec2-34-207-55-42.compute-1.amazonaws.com`
		A	34.207.131.235^{🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix}
			PTR	`ec2-34-207-131-235.compute-1.amazonaws.com`
		A	54.87.7.90^{🇺🇸 Amazon54.87.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-87-7-90.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:8ce4:b69a:5395:a667^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:f1dc:f785:ea95:934^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:c46e:c671:5339:dce0^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	18.212.87.210^{🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix}
			PTR	`ec2-18-212-87-210.compute-1.amazonaws.com`
		A	54.91.71.34^{🇺🇸 Amazon54.90.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-91-71-34.compute-1.amazonaws.com`
		A	98.84.156.86^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
			PTR	`ec2-98-84-156-86.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-02-26 #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 MX for

refsum.com

Same first word

refsum.ch

refsum.org

refsum.com

Similar names

serumf.de

surfme.de

mrfuse.co.uk

sferum.pro

sferum.group

femurs.com

fersum.de

fmuser.net

sferum.ru

fusmer.com

surfme.org

sumfer.com

fuerms.net

sferum.com

surfme.com

esmurf.se

fuerms.com.cn

surfme.eu

surfme.ru

fmuser.org

esmurf.com

sferum.su

esmurf.net

femurs.net

fremus.com

sferum.online

fuerms.com

serfum.com

fumser.com

msfuer.com

fursme.com

fumers.com

surfme.net

fmuser.com

sferum.me

surfem.com

DNS History

14 records (7 active, 7 former)

○NSns.isphuset.no2015-07-15 → 2017-06-02 · 4 obs

● 2015-07-15 17:42:32
● 2017-06-02 11:59:28
○ 2026-02-26 20:31:56
○ 2026-02-26 22:17:10

○NSns1.isphuset.no2015-07-15 → 2017-06-02 · 4 obs

● 2015-07-15 17:42:32
● 2017-06-02 11:59:28
○ 2026-02-26 20:31:56
○ 2026-02-26 22:17:10

●NSns1.namebrightdns.com2026-02-26 → 2026-02-26 · 3 obs

○ 2017-06-02 11:59:28
● 2026-02-26 20:31:56
● 2026-02-26 22:17:10

○NSns2.isphuset.no2015-07-15 → 2017-06-02 · 4 obs

● 2015-07-15 17:42:32
● 2017-06-02 11:59:28
○ 2026-02-26 20:31:56
○ 2026-02-26 22:17:10

○NSns3.isphuset.no2015-07-15 → 2017-06-02 · 4 obs

● 2015-07-15 17:42:32
● 2017-06-02 11:59:28
○ 2026-02-26 20:31:56
○ 2026-02-26 22:17:10

○NSns4.isphuset.no2015-07-15 → 2017-06-02 · 4 obs

● 2015-07-15 17:42:32
● 2017-06-02 11:59:28
○ 2026-02-26 20:31:56
○ 2026-02-26 22:17:10

●NSnsg1.namebrightdns.com2026-02-26 → 2026-02-26 · 3 obs

○ 2017-06-02 11:59:28
● 2026-02-26 20:31:56
● 2026-02-26 22:17:10

●NSnsg2.namebrightdns.com2026-02-26 → 2026-02-26 · 3 obs

○ 2017-06-02 11:59:28
● 2026-02-26 20:31:56
● 2026-02-26 22:17:10

○MXrefsum.com2015-07-15 → 2017-06-02 · 4 obs

● 2015-07-15 17:42:32
● 2017-06-02 11:59:28
○ 2026-02-26 20:31:56
○ 2026-02-26 22:17:10

●A13.223.25.842026-02-26 → 2026-02-26 · 3 obs

○ 2017-06-02 11:59:28
● 2026-02-26 20:31:56
● 2026-02-26 22:17:10

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-02-26 → 2026-02-26 · 3 obs

○ 2017-06-02 11:59:28
● 2026-02-26 20:31:56
● 2026-02-26 22:17:10

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-02-26 → 2026-02-26 · 3 obs

○ 2017-06-02 11:59:28
● 2026-02-26 20:31:56
● 2026-02-26 22:17:10

●A54.243.117.1972026-02-26 → 2026-02-26 · 3 obs

○ 2017-06-02 11:59:28
● 2026-02-26 20:31:56
● 2026-02-26 22:17:10

○A89.221.244.272015-07-15 → 2017-06-02 · 4 obs

● 2015-07-15 17:42:32
● 2017-06-02 11:59:28
○ 2026-02-26 20:31:56
○ 2026-02-26 22:17:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
refsum.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	16 records

✅ Authoritative Response

Server: 100.54.250.231

NS records: nsg1.namebrightdns.com, nsg2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for refsum.com (unsigned zone)

⏱️ Timing

Total: 114ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`54.243.117.197, 13.223.25.84`
AAAA	2	`2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee`
NS	2	`nsg2.namebrightdns.com, nsg1.namebrightdns.com`
TXT	2	`afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 -all`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 16

Out-of-bailiwick: 16 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

AI analysis

refsum.com resolves to four IP numbers: 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 13.223.25.84 and 54.243.117.197.

Other host names such as mail.facems.com, medicalmarijuanaforsale.com, linxinyi.com, www.eventdelights.com and 90912.jsdcoffee.com share IPs with refsum.com.

refsum.com is delegated to three name servers: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

refsum.com at least partially shares name servers with other domains, for instance criccom.com, etnolife.com, cosmelite.com, refreshdebt.com and mailpotato.com.