Domain diagnostics bit.ly

Diagnose potential problems with a given domain.

You can bookmark this utility as diag.domains.

Global nameservers

Google Public DNS

ns-1372.awsdns-43.org (1, TTL: 900)

Cloudflare DNS

ns-1372.awsdns-43.org (1, TTL: 900)

Quad9

ns-1372.awsdns-43.org (1, TTL: 818)

ns1.simply.com

DNS request failed: The name server refuses to perform the specified operation for policy reasons.

ns2.simply.com

DNS request failed: The name server refuses to perform the specified operation for policy reasons.

ns3.simply.com

DNS request failed: The name server refuses to perform the specified operation for policy reasons.

External tests

DNS zone As seen by Google Public DNS

Webservers

bit.ly
Host Target Reverse
bit.ly 67.199.248.11 bit.ly
bit.ly 67.199.248.10 bit.ly
www.bit.ly
Host Target Reverse
www.bit.ly CNAME bit.ly -
bit.ly 67.199.248.10 bit.ly
bit.ly 67.199.248.11 bit.ly
www.bit.ly CNAME bit.ly -

Inbound mail

Host # Target IP Reverse
bit.ly 10 aspmx.l.google.com 142.251.9.26 rc-in-f26.1e100.net
bit.ly 20 alt2.aspmx.l.google.com 108.177.125.26 tp-in-f27.1e100.net
bit.ly 20 alt1.aspmx.l.google.com 142.250.4.26 sm-in-f26.1e100.net
bit.ly 30 aspmx2.googlemail.com 142.250.4.27 sm-in-f27.1e100.net
bit.ly 30 aspmx3.googlemail.com 108.177.125.26 tp-in-f27.1e100.net

Outbound mail

SPF record

Value
v=spf1 include:_netblocks.google.com include:_netblocks2.google.com include:_netblocks3.google.com include:_spf1.mailgun.org include:_spf2.mailgun.org include:_spf.eu.mailgun.org exists:%{i}._spf.mta.salesforce.com -all
No Simply.com SPF record found

DKIM records

Simply.com DKIM records not found
Name Value

DMARC record

Name Value
_dmarc.bit.ly v=DMARC1; p=none; pct=100; rua=mailto:dmarc@bit.ly; ruf=mailto:ruf@dmarc.bitly.net; fo=1;

TXT records

Name Value
bit.ly yandex-verification: 41b3ec866726729d
bit.ly 9ab819f3-2495-4611-856e-26a99cb9e4ba
bit.ly atlassian-domain-verification=Th+HeZjMKa3QxX9JqLt67kxMrAsEfB9gz51iuPZYjYbveQXnMLmOBQtqalJXXWmO
bit.ly MS=ms11124067
bit.ly 2205ECE8B9
bit.ly openai-domain-verification=dv-enGte8sEHDo7E13TnxTOPn5k
bit.ly SPF v=spf1 include:_netblocks.google.com include:_netblocks2.google.com include:_netblocks3.google.com include:_spf1.mailgun.org include:_spf2.mailgun.org include:_spf.eu.mailgun.org exists:%{i}._spf.mta.salesforce.com -all
bit.ly apple-domain-verification=6YYbatV9m7YWHrdw
bit.ly slack-domain-verification=MkeV937L2HSoy5NFJUcwGD4mo6Qguojp2v8Ny0oX
bit.ly miro-verification=fac1aeff65bb8e30ec8efd62a6ba02f2ce19a82c
bit.ly google-site-verification: zhEwFAQvtUWYInQtt81loDiZmomsEmkAbuRsSSxk1YI

Nameservers

Host Nameserver
bit.ly ns-1766.awsdns-28.co.uk
bit.ly ns-1372.awsdns-43.org
bit.ly ns-cloud-c1.googledomains.com
bit.ly ns-705.awsdns-24.net
bit.ly ns-cloud-c4.googledomains.com
bit.ly ns-cloud-c2.googledomains.com
bit.ly ns-276.awsdns-34.com
bit.ly ns-cloud-c3.googledomains.com

WHOIS

Domain Name: bit.ly
Registry Domain ID: 24501-CoCCA
Updated Date: 2022-04-18T03:12:18Z
Creation Date: 2008-05-17T22:00:00Z
Registry Expiry Date: 2032-05-17T22:00:00Z
Registrar Registration Expiration Date: 2032-05-17T22:00:00Z
Registrar: Libyan Spider Network (int)
Registrar Street Address: Bab Ben Ghashir
Tripoli
Registrar Email: sales -@- register.ly
Registrar Abuse Contact Email: abuse -@- register.ly
Registrar Abuse Contact Phone: +18448469791
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Name Server: ns-1372.awsdns-43.org
Name Server: ns-705.awsdns-24.net
Name Server: ns-cloud-c1.googledomains.com
Name Server: ns-cloud-c3.googledomains.com
Name Server: ns-cloud-c2.googledomains.com
DNSSEC: unsigned
>>> Last update of WHOIS database: 2025-11-20T07:12:26.529Z <<<

For more information on domain status codes, please visit https://icann.org/epp

TERMS OF USE: You are not authorized to access or query our WHOIS database through the use of electronic processes that are high-volume and automated.  This WHOIS database is provided by as a service to the internet community.

The data is for information purposes only. We do not guarantee its accuracy. By submitting a WHOIS query, you agree to abide by the following terms of use: You agree that you may use this Data only for lawful purposes and that under no circumstances will you use this Data to: (1) allow, enable, or otherwise support the transmission of mass unsolicited, commercial advertising or solicitations via e-mail, telephone, or facsimile; or (2) enable high volume, automated, electronic processes. The compilation, repackaging, dissemination or other use of this data is expressly prohibited.

WHOIS result is cached for 15 minutes

RDAP

{
    "rdapConformance": [
        "rdap_level_0",
        "icann_rdap_technical_implementation_guide_0",
        "icann_rdap_response_profile_0"
    ],
    "objectClassName": "domain",
    "links": [
        {
            "value": "http://rdap.nic.ly/domain/bit.ly",
            "rel": "related",
            "href": "http://rdap.nic.ly/domain/bit.ly",
            "type": "application/rdap+json"
        }
    ],
    "notices": [
        {
            "title": "Terms of Service",
            "description": [
                "Access to RDAP information is provided to assist persons interested in domains, nameservers, or associated entities."
            ],
            "links": [
                {
                    "value": "http://rdap.nic.ly",
                    "rel": "related",
                    "href": "http://rdap.nic.ly",
                    "title": "Terms of Use",
                    "type": "application/json"
                }
            ]
        },
        {
            "title": "Status Codes",
            "description": [
                "URL of ICANN EPP Status code descriptions"
            ],
            "links": [
                {
                    "value": "https://icann.org/epp",
                    "rel": "related",
                    "href": "https://icann.org/epp",
                    "title": "More information on domain status codes",
                    "type": "text/html"
                }
            ]
        },
        {
            "title": "RDDS Inaccuracy Complaint Form",
            "description": [
                "URL of the ICANN RDDS Inaccuracy Complaint Form: https://icann.org/wicf"
            ],
            "links": [
                {
                    "value": "https://icann.org/wicf",
                    "rel": "related",
                    "href": "https://icann.org/wicf",
                    "title": "ICANN RDDS Inaccuracy Complaint Form",
                    "type": "text/html"
                }
            ]
        }
    ],
    "events": [
        {
            "eventAction": "registration",
            "eventDate": "2020-10-19T00:00:00Z"
        },
        {
            "eventAction": "reregistration",
            "eventActor": "Libyan Spider Network (int)",
            "eventDate": "2022-04-18T03:12:18Z"
        },
        {
            "eventAction": "expiration",
            "eventDate": "2032-05-17T22:00:00Z"
        },
        {
            "eventAction": "last changed",
            "eventDate": "2022-04-18T03:12:18Z"
        },
        {
            "eventAction": "last update of RDAP database",
            "eventDate": "2025-11-20T07:12:14Z"
        }
    ],
    "status": [
        "client transfer prohibited",
        "client delete prohibited"
    ],
    "handle": "24501-CoCCA",
    "ldhName": "bit.ly",
    "unicodeName": "bit.ly",
    "secureDNS": {
        "delegationSigned": false
    },
    "entities": [
        {
            "objectClassName": "entity",
            "handle": "146380",
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "Libyan Spider Network (int)"
                    ],
                    [
                        "adr",
                        [],
                        "text",
                        [
                            "",
                            "",
                            "Bab Ben Ghashir\r\nTripoli",
                            "",
                            "",
                            "",
                            ""
                        ]
                    ],
                    [
                        "email",
                        [],
                        "text",
                        "sales@register.ly"
                    ]
                ]
            ],
            "roles": [
                "registrar"
            ],
            "publicIds": [
                {
                    "type": "IANA Registrar ID",
                    "identifier": "146380"
                }
            ],
            "entities": [
                {
                    "objectClassName": "entity",
                    "handle": "146380",
                    "vcardArray": [
                        "vcard",
                        [
                            [
                                "version",
                                [],
                                "text",
                                "4.0"
                            ],
                            [
                                "fn",
                                [],
                                "text",
                                "Libyan Spider Network (int)"
                            ],
                            [
                                "tel",
                                {
                                    "type": "voice"
                                },
                                "uri",
                                "tel:+1.8448469791"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "abuse@register.ly"
                            ]
                        ]
                    ],
                    "roles": [
                        "abuse"
                    ]
                }
            ]
        }
    ],
    "nameservers": [
        {
            "objectClassName": "nameserver",
            "links": [
                {
                    "rel": "self",
                    "href": "http://rdap.nic.ly/nameserver/ns-1372.awsdns-43.org",
                    "type": "application/rdap+json"
                }
            ],
            "status": [
                "associated"
            ],
            "ldhName": "ns-1372.awsdns-43.org",
            "unicodeName": "ns-1372.awsdns-43.org"
        },
        {
            "objectClassName": "nameserver",
            "links": [
                {
                    "rel": "self",
                    "href": "http://rdap.nic.ly/nameserver/ns-705.awsdns-24.net",
                    "type": "application/rdap+json"
                }
            ],
            "status": [
                "associated"
            ],
            "ldhName": "ns-705.awsdns-24.net",
            "unicodeName": "ns-705.awsdns-24.net"
        },
        {
            "objectClassName": "nameserver",
            "links": [
                {
                    "rel": "self",
                    "href": "http://rdap.nic.ly/nameserver/ns-cloud-c1.googledomains.com",
                    "type": "application/rdap+json"
                }
            ],
            "status": [
                "associated"
            ],
            "ldhName": "ns-cloud-c1.googledomains.com",
            "unicodeName": "ns-cloud-c1.googledomains.com"
        },
        {
            "objectClassName": "nameserver",
            "links": [
                {
                    "rel": "self",
                    "href": "http://rdap.nic.ly/nameserver/ns-cloud-c2.googledomains.com",
                    "type": "application/rdap+json"
                }
            ],
            "status": [
                "associated"
            ],
            "ldhName": "ns-cloud-c2.googledomains.com",
            "unicodeName": "ns-cloud-c2.googledomains.com"
        },
        {
            "objectClassName": "nameserver",
            "links": [
                {
                    "rel": "self",
                    "href": "http://rdap.nic.ly/nameserver/ns-cloud-c3.googledomains.com",
                    "type": "application/rdap+json"
                }
            ],
            "status": [
                "associated"
            ],
            "ldhName": "ns-cloud-c3.googledomains.com",
            "unicodeName": "ns-cloud-c3.googledomains.com"
        }
    ]
}

RDAP result is cached for 15 minutes

HTTP trace

1
http://bit.ly
HTTP 302
67.199.248.10
Namelookup
1 ms
Connect
20 ms
Pre-transfer
20 ms
Start-transfer (TTFB)
140 ms
HTTP/1.1 302 Found
Server: nginx
Date: Thu, 20 Nov 2025 07:12:27 GMT
Content-Type: text/html
Content-Length: 154
Location: https://bitly.com/
Via: 1.1 google
2
https://bitly.com/
HTTP 200
67.199.248.14
Namelookup
15 ms
Connect
32 ms
App connect
58 ms
Pre-transfer
58 ms
Start-transfer (TTFB)
181 ms
HTTP/1.1 200 OK
Server: nginx
Date: Thu, 20 Nov 2025 07:12:27 GMT
Content-Type: text/html; charset=utf-8
Content-Length: 131126
accept-ranges: bytes
cache-control: no-cache
last-modified: Thu, 20 Nov 2025 02:25:30 GMT
set-cookie: anon_u=cHN1X19mMDlkMWI4Zi05OWEyLTk4ZDQtZGIwNC02NzI2YTliNjE3NmU=|1763622747|f3da92f22686492434d7f309cfe5ebdf9672685e; Path=/; Domain=bitly.com; Expires=Tue, 19 May 2026 07:12:27 GMT; HttpOnly; Secure, _xsrf=c592e14b-7f1e-de58-43f1-b51719616390; Path=/; Domain=bitly.com; Expires=Sat, 20 Dec 2025 07:12:27 GMT; Secure
x-frame-options: DENY
Strict-Transport-Security: max-age=31536000
Via: 1.1 google, 1.1 google
Alt-Svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000