Dub.is
Server IP address resolved: No
Http response code: None
Last Checked: 10/31/2026
Dub.is attracts 1,798 unique visitors daily, generating 3,595 pageviews. The estimated value of dub.is is 2,568 USD. Each visitor views approximately 2.14 pages on average.
Dub.is is hosted by AMAZON-02 - Amazon.com, Inc., US. Check out other websites hosted by AMAZON-02 - Amazon.com, Inc., US.
See the list of other websites hosted by AMAZON-02 - Amazon.com, Inc., US.
Dub.is is registered with the .IS top-level domain. Explore additional websites within the .IS zone.
A recent examination on (August 12, 2025), indicates that dub.is has an expired SSL certificate issued by Let's Encrypt (expired on October 12, 2025). Click the "Refresh" button in the Safety Information section for updated SSL details. See the list of websites using SSL certificates issued by Let's Encrypt.
According to Symantec dub.is appears to be a safe domain.
not found
We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.
Norton ConnectSafe evaluates dub.is for any unsafe and insecure content. The results are critical for families with young children.
SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.
McAfee assesses dub.is for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze dub.is for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the dub.is. This reputation system receives ratings from users and information from third-party sources, assesses the dub.is for safety features and confirms, whether dub.is is suitable for children.
| Domain | dub.is |
| Issuer Organization | Let's Encrypt |
| Issuer | R11 |
| Algorithm | RSA-SHA256 |
| Valid form | 07/14/2025 |
| Expiration | 10/12/2025 |
| Signed | Certificate is not self signed |
| Additional Domains |
dub.is |
ASN ID: 16509
ASN Title: AMAZON-02 - Amazon.com, Inc., US
Last Update: 04/16/2026
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
ASNumber: 16509
ASName: AMAZON-02
ASHandle: AS16509
RegDate: 2000-05-03
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/16509
OrgName: Amazon.com, Inc.
OrgId: AMAZON-4
Address: 1918 8th Ave
City: SEATTLE
StateProv: WA
PostalCode: 98101-1244
Country: US
RegDate: 1995-01-23
Updated: 2017-01-28
Ref: https://rdap.arin.net/registry/entity/AMAZON-4
OrgAbuseHandle: AEA8-ARIN
OrgAbuseName: Amazon EC2 Abuse
OrgAbusePhone: +1-206-266-4064
OrgAbuseEmail: abuse@amazonaws.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN
OrgTechHandle: ANO24-ARIN
OrgTechName: Amazon EC2 Network Operations
OrgTechPhone: +1-206-266-4064
OrgTechEmail: amzn-noc-contact@amazon.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN
RTechHandle: AC6-ORG-ARIN
RTechName: Amazon-com Incorporated
RTechPhone: +1-206-266-2187
RTechEmail: ipmanagement@amazon.com
RTechRef: https://rdap.arin.net/registry/entity/AC6-ORG-ARIN
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
% This is the ISNIC Whois server.
%
% Rights restricted by copyright.
% See https://www.isnic.is/en/about/copyright
domain: dub.is
registrant: ST3281-IS
admin-c: NI231-IS
tech-c: NI231-IS
zone-c: NI231-IS
billing-c: NI230-IS
nserver: dns1.registrar-servers.com
nserver: dns2.registrar-servers.com
dnssec: unsigned delegation
created: January 9 2025
expires: January 9 2026
source: ISNIC
nic-hdl: ST3281-IS
address: US
created: January 9 2025
source: ISNIC
role: NameCheap, Inc.
nic-hdl: NI230-IS
address: 4600 East Washington Street, Suite 305
address: Phoenix, AZ 85034
address: US
phone: +1 6613102107
e-mail: isnicdomains2@namecheap.com
created: March 21 2019
source: ISNIC
role: NameCheap, Inc.
nic-hdl: NI231-IS
address: 4600 East Washington Street, Suite 305
address: Phoenix, AZ 85034
address: US
phone: +1 6613102107
e-mail: isnicdomains@namecheap.com
created: March 22 2019
source: ISNIC
| Host | A Record | TTL |
|---|---|---|
| dub.is | 76.76.21.21 | 1799 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| dub.is | eforward5.registrar-servers.com | 20 | 1800 |
| dub.is | eforward4.registrar-servers.com | 15 | 1800 |
| dub.is | eforward1.registrar-servers.com | 10 | 1800 |
| dub.is | eforward2.registrar-servers.com | 10 | 1800 |
| dub.is | eforward3.registrar-servers.com | 10 | 1800 |
| Host | NS Record | TTL |
|---|---|---|
| dub.is | dns1.registrar-servers.com | 86400 |
| dub.is | dns2.registrar-servers.com | 86400 |
| Host | TXT Record | TTL |
|---|---|---|
| dub.is | v=spf1 include:spf.efwd.registrar-servers.com ~all | 1800 |
dns1.registrar-servers.com
TTL: 3601
Email address: hostmaster.registrar-servers.com
Serial: 1736453318
Refresh: 43200
Retry: 3600
Expire: 604800
Minimum: 3601
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